BOC Sciences provides a wide range of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecule and chiral compounds.
| Product | Description | |
|---|---|---|
| L-α-Methylproline | L-α-Methylproline is a proline-based organocatalyst that has been investigated for several powerful asymmetric transformations, such as the Aldol, Mannich, and Michael reactions. Alternative Names: L-Proline, 2-methyl-; 2-Methyl-L-proline; Proline, 2-methyl-, L-; (-)-2-Methyl-(S)-proline; (-)-2-Methyl-L-proline; (S)-2-Methylproline; (S)-2-Methylpyrrolidine-2-carboxylic acid; (S)-α-Methylproline; L-2-Methylproline; NSC 14964; α-Methyl-L-proline. Grades: ≥95%. CAS No. 42856-71-3. Molecular formula: C6H11NO2. Mole weight: 129.16. |  |
| Laminin (925-933) | Laminin β-1 Chain (925-933) (human, mouse) is a peptide derivative from residues 925-933 of the laminin B1 chain. It binds to the laminin receptor. Alternative Names: Laminin beta-1 Chain (925-933) (human, mouse); Laminin β-1 Chain (925-933) (human, mouse); Laminin Fragment 925-933; H-Cys-Asp-Pro-Gly-Tyr-Ile-Gly-Ser-Arg-OH; L-cysteinyl-L-alpha-aspartyl-L-prolyl-glycyl-L-tyrosyl-L-isoleucyl-glycyl-L-seryl-L-arginine. Grades: 98%. CAS No. 110590-60-8. Molecular formula: C40H62N12O14S. Mole weight: 967.06. | |
| Lamivudine | Lamivudine is a potent nucleoside analog reverse transcriptase inhibitor, used for treatment of chronic HBV and HIV / AIDS. Alternative Names: GR109714X; Epivir; Zeffix; Heptovir; BCH-189; BCH 189; BCH189. Grades: >98%. CAS No. 134678-17-4. Molecular formula: C8H11N3O3S. Mole weight: 229.26. | |
| Lamotrigine-[13C3,d3] | Lamotrigine-[13C3,d3] is the labelled analogue of Lamotrigine, which is used to treat bipolar depression. Lamotrigine is an anticonvulsant, which inhibits glutamate release, possible through inhibition of Sodium, Potassium and Calcium currents. Alternative Names: Lamotrigine-13C3,D3; 6-(2,3-Dichlorophenyl)-1,2,4-triazine-3,5-diamine-13C3,d3; 3,5-Diamino-6-(2,3-dichlorophenyl)-1,2,4-triazine-13C3,d3; LTG-13C3,d3; Lamictal-13C3,d3; Lamictal XR-13C3,d3; Lamotrigin-13C3,d3. Grades: 98%. CAS No. 1246815-13-3. Molecular formula: C6[13C]3H4D3Cl2N5. Mole weight: 262.09. | |
| Lanosterol | Lanosterol is a sterol cholesterol precursor found in Mushroom Inonotus obliquus. Alternative Names: Lanosterin; Lanster; Botalan base 138; Lanosta-8,24-dienol. Grades: ≥93%. CAS No. 79-63-0. Molecular formula: C30H50O. Mole weight: 426.72. | |
| Lanreotide | Laromustine is a sulfonyl hydrazine prodrug with antineoplastic activity. Laromustine releases the DNA chloroethylating agent 90CE after entering the blood stream; 90CE chloroethylates alkylates the 06 position of guanine, resulting in DNA crosslinking, strand breaks, chromosomal aberrations, and disruption of DNA synthesis. Intracellular metabolism of this agent also releases methyl isocyanate which inhibits 06-alkyl-guanine transferase, an enzyme involved with DNA repair. Alternative Names: Angiopeptin; Autogel; BIM 23014; DC 13-116; Dermopeptin; Ipstyl; L-Autogel; Lanreotide Autogel; Somatulin; Somatulin-Autogel; Somatuline Depot; L-Threoninamide, 3-(2-naphthalenyl)-D-alanyl-L-cysteinyl-L-tyrosyl-D-tryptophyl-L-lysyl-L-valyl-L-cysteinyl-, cyclic (2→7)-disulfide; H-D-2Nal-Cys(1)-Tyr-D-Trp-Lys-Val-Cys(1)-Thr-NH2; 3-(2-naphthyl)-D-alanyl-L-cysteinyl-L-tyrosyl-D-tryptophyl-L-lysyl-L-valyl-L-cysteinyl-L-threoninamide (2->7)-disulfide. Grades: 98%. CAS No. 108736-35-2. Molecular formula: C54H69N11O10S2. Mole weight: 1096.33. | |
| Lanreotide acetate | Lanreotide acetate is a long-acting synthetic analog of somatostatin used in the treatment of acromegaly and symptoms of neuroendocrine tumors. Its cyclic octapeptide structure and acetate formulation enhance its stability and efficacy, making it a valuable therapeutic agent in endocrinology and oncology. Alternative Names: H-D-2Nal-Cys(1)-Tyr-D-Trp-Lys-Val-Cys(1)-Thr-NH2.CH3CO2H; 3-(2-naphthyl)-D-alanyl-L-cysteinyl-L-tyrosyl-D-tryptophyl-L-lysyl-L-valyl-L-cysteinyl-L-threoninamide (2->7)-disulfide acetic acid; Angiopeptin acetate; Autogel acetate; BIM 23014 acetate; Dermopeptin acetate; Lanreotide monoacetate salt; Lanreotide Autogel acetate; Somatulin acetate; L-Threoninamide, 3-(2-naphthalenyl)-D-alanyl-L-cysteinyl-L-tyrosyl-D-tryptophyl-L-lysyl-L-valyl-L-cysteinyl-, cyclic (2→7)-disulfide, acetate (1:1). Grades: ≥95%. CAS No. 2378114-72-6. Molecular formula: C54H69N11O10S2.C2H4O2. Mole weight: 1156.38. | |
| Lansoprazole | Lansoprazole is a proton-pump inhibitor (PPI) which prevents the stomach from producing gastric acid. Uses: Antiulcerative. Alternative Names: Lansoprazole. Grades: > 95%. CAS No. 103577-45-3. Molecular formula: C16H14F3N3O2S. Mole weight: 369.3615. | |
| Lantibiotic nisin-Z | A bacteriocin polypeptide antibiotic known as Lantibiotic. It is synthesized by Lactococcus lactis and produced by gram-positive bacteria to reduce competitive strain from other gram-positive bacteria. Alternative Names: 27-L-asparagine-Nisin A. CAS No. 137061-46-2. Molecular formula: C141H229N41O38S7. Mole weight: 3331.03. | |
| Lapachol | a reagent used in the synthesis of B-Lapachones for use in anti-proliferative tumor studies. Uses: Anti-inflammatory; antibacterial; antifungal; anti-tumor. Alternative Names: 4-hydroxy-3-(3-methylbut-2-enyl)naphthalene-1,2-dione. Grades: > 95 %. CAS No. 84-79-7. Molecular formula: C15H14O3. Mole weight: 242.27. | |
| Lapatinib-[13C,d7] | Lapatinib-[13C,d7] is the labelled analogue of Lapatinib, a reversible dual inhibitor of ErbB1 and ErbB2 tyrosine kinases. It can be used for the treatment of breast cancer and other solid tumours. Alternative Names: Lapatinib-13C,D7; Lapatinib Ditosylate-13C,d7; Tykerb-13C,d7; GW 572016-13C,d7; Tyverb-13C,d7; N-{3-chloro-4-[(3-fluorophenyl)methoxy]phenyl}-6-[5-({[2-(13C,D3)methanesulfonyl(D4)ethyl]amino}methyl)furan-2-yl]quinazolin-4-amine. Grades: 95% by HPLC; 98% atom 13C; 98% atom D. CAS No. 1210608-87-9. Molecular formula: C28[13C]H19D7ClFN4O4S. Mole weight: 589.09. | |
| Lappaconitine hydrobromide | Hydrobromide salt of (+)-Lappaconitine, a potential antitumor agent agent that induces HL-60 differentiation and apoptosis with analgesic activity as well. Uses: Anti-arrhythmia agents. Alternative Names: (1a,14a,16b)-20-Ethyl-1,14,16-trimethoxyaconitane-4,8,9-triol 4-(2-(acetylamino)benzoate) hydrobromide; Allapinine. Grades: 96% (HPLC). CAS No. 97792-45-5. Molecular formula: C32H45BrN2O8. Mole weight: 665.61. | |
| Larazotide acetate | Larazotide acetate is a tight junction regulator and reverses leaky junctions to their normally closed state. Alternative Names: H-Gly-Gly-Val-Leu-Val-Gln-Pro-Gly-OH.CH3CO2H. Grades: 98%. CAS No. 881851-50-9. Molecular formula: C34H59N9O12. Mole weight: 785.9. | |
| L-(+)-Arginine | L-Arginine is the nitrogen donor for synthesis of nitric oxide, a potent vasodilator that is deficient during times of sickle cell crisis. It is an α-amino acid and was first isolated in 1886. It is associated with a decrease in cardiac index while stroke index is maintained in patients with severe sepsis. Alternative Names: L-Arginine; Arginine, L-; (S)-2-Amino-5-[(aminoiminomethyl)amino]pentanoic acid; L-Arg; L-Norvaline, 5-[(aminoiminomethyl)amino]-; L-Ornithine, N5-(aminoiminomethyl)-; L-α-Amino-δ-guanidinovaleric acid; A 0526; Arginine; L-arginine C Grade; NSC 206269; Pentanoic acid, 2-amino-5-[(aminoiminomethyl)amino]-, (S)-. Grades: >98%. CAS No. 74-79-3. Molecular formula: C6H14N4O2. Mole weight: 174.20. | |
| L-Arginine 4-nitroanilide dihydrochloride | L-Arginine 4-nitroanilide dihydrochloride is an organic compound used in medical research and laboratory experiments. It is also a chromogenic substrate for cathepsin H and aminopeptidases. Alternative Names: L-Arg-pNA 2HCl; (S)-2-Amino-5-guanidino-N-(4-nitrophenyl)pentanamide dihydrochloride; (2S)-2-amino-5-(diaminomethylideneamino)-N-(4-nitrophenyl)pentanamide,dihydrochloride. Grades: ≥ 98% (HPLC). CAS No. 40127-11-5. Molecular formula: C12H20Cl2N6O3. Mole weight: 367.23. | |
| L-Arginine 7-amido-4-methylcoumarin dihydrochloride | A sensitive fluorogenic A substrate for assay of cathepsin H. Alternative Names: L-Arg-AMC 2HCl; H-ARG-AMC 2HCl; L-Arginine7-amido-4-methylcoumarin2HCl; H-L-Arg-AMC 2HCl. Grades: ≥ 99% (HPLC). CAS No. 113712-08-6. Molecular formula: C16H21N5O3·2HCl. Mole weight: 404.30. | |
| L-Arginine-[d7] Hydrochloride | L-Arginine-[d7] Hydrochloride is a labelled L-Arginine HCl. Arginine is an essential amino acid that can prevent heart and circulatory diseases, fatigue, as well as stimulate the immune system. Alternative Names: L-Arginine D7 Hydrochloride; L-Arginine-2,3,3,4,4,5,5-d7 hydrochloride. Grades: 95% by HPLC; 98% atom D. CAS No. 204244-77-9. Molecular formula: C6H7D7N4O2.HCl. Mole weight: 217.71. | |
| L-Arginine-[guanido-15N2] hydrochloride | L-Arginine-[guanido-15N2] hydrochloride is a labelled salt of L-Arginine. Arginine is an essential amino acid found at active site of proteins and enzymes. It has the potential to treat heart and circulatory diseases. Grades: 98% by HPLC; 98% atom 15N. CAS No. 204633-92-1. Molecular formula: C6H14N2[15N]2O2.HCl. Mole weight: 212.65. | |
| L-Arginine hydrochloride | L-Arginine hydrochloride is the nitrogen donor for synthesis of nitric oxide, a potent vasodilator that is deficient during times of sickle cell crisis. Protein supplement in health care products. Uses: Ingredient of health care products. Alternative Names: Arginine Hydrochloride; L-Arginine monohydrochloride; L-Arginine HCl; H-Arg-OH.HCl; (2S)-2-amino-5-(diaminomethylideneamino)pentanoic acid hydrochloride. Grades: 98%. CAS No. 1119-34-2. Molecular formula: C6H15ClN4O2. Mole weight: 210.662. | |
| L-Arginine hydroxamate dihydrochloride | L-Arginine hydroxamate dihydrochloride. Alternative Names: (S)-2-amino-5-guanidino-N-hydroxypentanamide dihydrochloride; H-Arg-NHOH dihydrochloride; N-Hydroxy-L-argininamide dihydrochloride; Arginine hydroxamate dihydrochloride; Pentanamide, 2-amino-5-[(aminoiminomethyl)amino]-N-hydroxy-, (2S)-, hydrochloride (1:2). Grades: ≥95%. CAS No. 2375587-73-6. Molecular formula: C6H15N5O2.2HCl. Mole weight: 262.14. | |
| Lasalocid sodium | Lasalocid sodium is a cationic ionophore antibiotic obtained from Streptomyces lasaliensis that, among other effects, dissociates the calcium fluxes in muscle fibers. It is used as a coccidiostat, especially in poultry. Alternative Names: Lasalocid A Sodium Salt; Avatec; Bovatec. Grades: >95% by HPLC. CAS No. 25999-20-6. Molecular formula: C34H53NaO8. Mole weight: 612.77. | |
| L-Ascorbic acid | Vitamin C is a naturally occurring and water-soluble vitamin found in citrus fruits and green vegetables. It exhibits antioxidant properties. Vitamin C can inhibit tyrosinase activity, effectively tissue melanin synthesis, promote collagen synthesis, and give skin elasticity. It is a powerful antioxidant and can effectively scavenge free radicals. Vitamin C enhances the body's resistance and is used to prevent and treat a variety of acute diseases, and chronic infectious diseases or other diseases. It is also used in the convalescence period, the wound healing period and the adjuvant treatment of allergic diseases. It is used to prevent and treat scurvy. Uses: Reprogramming. Alternative Names: (+)-Ascorbic Acid; L-threo-Ascorbic Acid; 3-Oxo-L-gulofuranolactone; 3-keto-L-Gulofuranolactone; Adenex; Allercorb; Ascorbajen; Cantan; Cantaxin; Vitacimin; Vitacin; Davitamon C; Laroscorbine; Vitamisin; Vitascorbol; L-Ascorbic Acid. Grades: 98%. CAS No. 50-81-7. Molecular formula: C6H8O6. Mole weight: 176.12. | |
| L-Ascorbic acid-1-[13C] | L-Ascorbic acid-1-[13C] is the labelled analogue of Vitamin C. Vitamin C is a naturally occurring organic compound with antioxidant properties. Alternative Names: L-Threoascorbic acid-1-13C; L-Ascorbic acid-1-13C; L-[1-13C]ascorbic acid; [1-13C]vitamin C; Vitamin C-1-13C; L-Ascorbic Acid-1-13C. Grades: 99% (CP); 99% atom 13C. CAS No. 178101-88-7. Molecular formula: C5[13C]H8O6. Mole weight: 177.12. | |
| L-Ascorbic acid-[13C6] | L-Ascorbic acid-[13C6] is the labelled form of Ascorbic acid. Ascorbic acid (Vitamin C) is a naturally occurring organic compound with antioxidant properties. Alternative Names: L-[UL-13C6]ascorbic acid; Vitamin C-13C6; Antiscorbutic factor-13C6; L-Threoascorbic acid-13C6; [UL-13C6]vitamin C. Grades: 98%; 99% atom 13C. CAS No. 1331939-77-5. Molecular formula: [13C]6H8O6. Mole weight: 182.08. | |
| L-Ascorbic Acid-[6-13C] | L-Ascorbic Acid-[6-13C] is the labelled analogue of Vitamin C. Vitamin C is a naturally occurring organic compound with antioxidant properties. Alternative Names: Vitamin C-6-13C. CAS No. 149153-08-2. Molecular formula: C5[13C]H8O6. Mole weight: 177.11. | |
| L-ascorbic acid-[6,6'-d2] | Labelled Ascorbic Acid. Physiological antioxidant. Coenzyme for a number of hydroxylation reactions; required for collagen synthesis. Widely distributed in plants and animals. Inadequate intake results in deficiency syndromes such as scurvy. Used as antimicrobial and antioxidant in foodstuffs. Alternative Names: L-[6,6'-2H2]ascorbic acid; [6,6'-2H2]vitamin C; L-ascorbic acid-6,6-d2; L-[6,6'-D2]ascorbic acid. Molecular formula: C6H6D2O6. Mole weight: 178.14. | |
| L-Asparaginase | Asparaginase is a hydrolytic enzyme that catalyzes the hydrolysis of asparagine to aspartic acid and is used for the treatment of acute lymphoblastic leukemia. Alternative Names: L-ASNase; Asparaginase; L-Asparagine Amidohydrolase. Grades: ≥96% by RP-HPLC. CAS No. 9015-68-3. Molecular formula: C7H5NOS. Mole weight: 151.186. | |
| L-Asparagine β-naphthylamide | L-Asparagine β-naphthylamide. Alternative Names: H-Asn-βNA. Grades: 95%. CAS No. 3313-39-1. Molecular formula: C14H15N3O2. Mole weight: 257.29. | |
| L-Aspartic acid | L-Aspartic Acid is a non-essential amino acid found in food sources and dietary supplements. L-Aspartic Acid is one of the 20 proteinogenic amino acids; the building blocks of proteins. Its conjugate base L-aspartate is an excitatory neurotransmitter in the central nervous system. Alternative Names: Aspartic acid, L-; (+)-L-Aspartic acid; (+)-Aspartic acid; (S)-2-Aminobutanedioic acid; (S)-Aminobutanedioic acid; (S)-Aspartic acid; L-(+)-Aspartic acid; L-Aminosuccinic acid; L-Asparagic acid; L-Asparaginic acid; Asparagic acid; Asparaginic acid; Aspartic acid; Butanedioic acid, amino-, (S)-; H-Asp-OH; NSC 3973; NSC 79553. Grades: >98%. CAS No. 56-84-8. Molecular formula: C4H7NO4. Mole weight: 133.10. | |
| L-Aspartic acid-[13C4] | L-Aspartic acid-[13C4] is a labelled L-Aspartic acid. Aspartic Acid is an α-amino acid used in the biosythesis of proteins. It is a non-essential amino acid for humans. Alternative Names: (2S)-2-aminobutanedioic acid-13C4; (S)-(+)-Aminosuccinic acid-13C4. Grades: 98% by HPLC; 99% atom 13C. CAS No. 55443-54-4. Molecular formula: [13C]4H7NO4. Mole weight: 137.07. | |
| L-Aspartic acid-[13C4,15N] | L-Aspartic acid-[13C4,15N] is a labelled L-Aspartic acid. Aspartic Acid is an α-amino acid used in the biosythesis of proteins. It is a non-essential amino acid for humans. Alternative Names: (2S)-2-azanylbutanedioic acid-13C4,15N. Grades: 98% by HPLC; 99% atom 13C, 99% atom 15N. CAS No. 202468-27-7. Molecular formula: [13C]4H7[15N]O4. Mole weight: 138.07. | |
| L-Aspartic acid-[1,4-13C2] | L-Aspartic acid-[1,4-13C2] is a labelled L-Aspartic acid. Aspartic Acid is an α-amino acid used in the biosythesis of proteins. It is a non-essential amino acid for humans. Grades: 98% by HPLC; 99% atom 13C. CAS No. 101247-29-4. Molecular formula: C2[13C]2H7NO4. Mole weight: 135.09. | |
| L-Aspartic acid-[15N] | L-Aspartic acid-[15N] is a labelled L-Aspartic acid. Aspartic Acid is an α-amino acid used in the biosythesis of proteins. It is a non-essential amino acid for humans. Alternative Names: (2S)-2-azanylbutanedioic acid-15N. Grades: 98% by HPLC; 98% atom 15N. CAS No. 3715-16-0. Molecular formula: C4H7[15N]O4. Mole weight: 134.1. | |
| L-Aspartic acid sodium salt monohydrate | L-Aspartic acid sodium salt monohydrate. Alternative Names: Sodium-L-aspartate; (S)-Aminobutanedioic acid sodium salt monohydrate; L-2-Aminobutanedioic acid sodium salt monohydrate; Sodium aspartate monohydrate; Sodium l-aspartate monohydrate; L-Aspartic acid, monosodium salt, monohydrate; (S)-2-Aminobutanedioic acid sodium salt; Sodium L-aspartate hydrate; sodium;(2S)-2-amino-4-hydroxy-4-oxobutanoate hydrate. Grades: 98.5-101.0%. CAS No. 323194-76-9. Molecular formula: C4H5NO4Na·H2O. Mole weight: 173.10. | |
| L-Aspartyl-L-glutamic acid | L-Aspartyl-L-glutamic acid is a dipeptide composed of aspartic acid and glutamic acid. It is an incomplete breakdown product of protein digestion or protein catabolism. Alternative Names: Aspartyl-glutamate; H-DE-OH; L-alpha-Aspartyl-L-glutamic acid; Asp-glu; Aspartylglutamate; alpha-aspartylglutamic acid; N-(2-Amino-3-carboxy-1-hydroxypropylidene)glutamic acid; (S)-2-((S)-2-amino-3-carboxypropanamido)pentanedioic acid. Grades: ≥95% by HPLC. CAS No. 6157-6-8. Molecular formula: C9H14N2O7. Mole weight: 262.22. | |
| LAUROLITSINE | Laurolitsine is a natural alkaloid found in the roots of Lindera aggregata (Sims) Kosterm. Alternative Names: Laurolistine; Norboldine; 1,10-Dimethoxy-6a-alpha-noraporphine-2,9-diol; Dimethoxy-1,10 dihydroxy-2,9 nor-aporphine. Grades: >98%. CAS No. 5890-18-6. Molecular formula: C18H19NO4. Mole weight: 313.34. | |
| (+/-)-LAVANDULYL SENECIOATE | (+/-)-LAVANDULYL SENECIOATE. Alternative Names: (+/-)-LAVANDULYL SENECIOATE. CAS No. 23960-07-8. Molecular formula: C15H24O2. Mole weight: 236.35. | |
| L-β-Homoisoleucine hydrochloride | L-β-Homoisoleucine hydrochloride. Alternative Names: L-β-HomoIle-OH HCl; (3R,4S)-3-Amino-4-methylhexanoic acid hydrochloride; L-beta-Homoisoleucine hydrochloride; h-b-Homoisoleucine HCl; l-beta-homoisoleucine HCl; L-Beta-homoisoleucine HCl; (2S,4R)-4-Hydroxy-2-pyrrolidinylacetic acid hydrochloride; 2-((2S,4R)-4-Hydroxypyrrolidin-2-yl)acetic acid hydrochloride; L beta HomoIle OH HCl. Grades: ≥ 98%. CAS No. 219310-10-8. Molecular formula: C7H15NO2·HCl. Mole weight: 181.66. | |
| L-β-Homoleucine | L-β-Homoleucine is an amino acid analogue used in the field of organic chemistry and biochemistry for its role in peptide and protein modification studies. Alternative Names: (S)-3-Amino-5-methyl-hexanoic acid; (S)-3-amino-5-methylhexanoic acid; H-β-homoLeu-OH; L-beta-homoleucine. Grades: 98%. CAS No. 22818-43-5. Molecular formula: C7H15NO2. Mole weight: 145.20. | |
| L-β-Homoserine hydrochloride | L-β-Homoserine hydrochloride. Alternative Names: L-3-Homoserine hydrochloride; (R)-3-Amino-4-hydroxybutanoic acid hydrochloride; Butanoic acid, 3-amino-4-hydroxy-, hydrochloride (1:1), (3R)-. Grades: ≥95%. CAS No. 196950-52-4. Molecular formula: C4H9NO3.HCl. Mole weight: 155.58. | |
| L-β-Leucine hydrochloride | L-β-Leucine hydrochloride. Alternative Names: L-β-Leu-OH HCl; (R)-3-Amino-4-methylpentanoic acid hydrochloride; L-β-Homovaline hydrochloride; L-beta-Homovaline hydrochloride; L-beta-Leucine hydrochloride; (3R)-3-amino-4-methylpentanoic acid hydrochloride; J-501244; H-L-beta-Leu-OH HCl; L-Beta-homovaline HCl; H L beta Leu OH HCl. Grades: ≥ 98% (NMR). CAS No. 219310-09-5. Molecular formula: C6H13NO2·HCl. Mole weight: 167.64. | |
| L-Carnitine | L-carnitine is a constituent striated muscle and liver, and also a cofactor involved in fatty acid metabolism for transporting fatty acids through the inner mitochondrial membrane. It also acts as an inhibitor of HDAC. Nutritional supplement in health care products. Uses: Ingredient of health care products. Alternative Names: Levocarnitine; Vitamin BT; (R)-Carnitine; Carnitor; ST-198; ST 198; ST198; (3R)-3-hydroxy-4-(trimethylazaniumyl)butanoate. Grades: 98%. CAS No. 541-15-1. Molecular formula: C7H15NO3. Mole weight: 161.201. | |
| L-Carnosine | L-Carnosine is a dipeptide concentrated in muscle and brain tissue. It acts as an antioxidant that scavenges reactive oxygen species (ROS) and transition metal ions. It is also a neurotransmitter in the brain. L-Carnosine has potential antioxidant and anti-glycosylation activities, preventing acetaldehyde-induced non-enzymatic glycosylation and protein coupling. It is also a substrate for carnosinase detection, which can maintain pH balance in the body and extend cell life. Alternative Names: Carnosine; β-Alanyl-L-histidine; (2S)-2-(3-Aminopropanamido)-3-(1H-imidazol-4-yl)propanoic acid; Dragosine; Ignotin; Ignotine; Karnozin; N-(β-Alanyl)-L-histidine; NSC 524045; Sevitin; β-Alanylhistidine. Grades: >95%. CAS No. 305-84-0. Molecular formula: C9H14N4O3. Mole weight: 226.24. | |
| L-Citrulline | L-Citrulline is a non-essential amino acid that is synthesized from ornithine and carbamoyl phosphate in the urea cycle. It is first isolated from watermelon. It can act as a nitric oxide synthase inhibitor. Nutritional supplement in health care products. Uses: Ingredient of health care products. Alternative Names: Citrulline; H-Cit-OH; Delta-Ureidonorvaline; Sitrulline; (2S)-2-amino-5-(carbamoylamino)pentanoic acid. Grades: 98%. CAS No. 372-75-8. Molecular formula: C6H13N3O3. Mole weight: 175.19. | |
| L-Citrulline-[5,5-d2] | L-Citrulline-[5,5-d2] is the labelled derivative of L-Citrulline, which is used as a radiolabelled internal standard. L-Citrulline is an amino acid, first isolated from the juice of watermelon, used in the treatment of asthenia. Alternative Names: L-Citrulline D2; L-CITRULLINE-5,5-D2; H-Orn(CONH2)-OH-d2. Grades: 98% by CP; 98% atom D. CAS No. 1021439-17-7. Molecular formula: C6H11D2N3O3. Mole weight: 177.20. | |
| L-Citrulline-[d6] | L-Citrulline-[d6] is the labelled analogue of L-Citrulline, an amino acid, first isolated from the juice of watermelon, used in the treatment of asthenia. Alternative Names: N5-(Aminocarbonyl)-L-ornithine-d6; Citrulline-d6; N5-Carbamoyl-L-ornithine-d6; NSC 27425-d6; Nδ-Carbamylornithine-d6; α-Amino-δ-ureidovaleric Acid-d6; δ-Ureidonorvaline-d6. Grades: 98% by CP; 98% atom D. CAS No. 1331908-61-2. Molecular formula: C6H7D6N3O3. Mole weight: 181.22. | |
| L-Cysteic acid monohydrate | A major metabolite of non-essential amino acid L-Cysteine. Alternative Names: 3-Sulfo-L-alanine Monohydrate; (R)-2-Amino-3-sulfopropanoic Acid Monohydrate. Grades: 98%. CAS No. 23537-25-9. Molecular formula: C3H9NO6S. Mole weight: 187.17. | |
| L-Cysteine | L-Cysteine is a non-essential amino acid that can be synthesized by the human body under normal physiological conditions if a sufficient quantity of methionine is available. L-Cysteine is commonly used as a precursor in the food and pharmaceutical industries. L-Cysteine is used as a processing aid for baking, as an additive in cigarettes, as well as in the preparation of meat flavours. Alternative Names: Cysteine, L-; (R)-2-Amino-3-mercaptopropanoic acid; (R)-2-Amino-3-sulfanylpropanoic acid; (R)-Cysteine; L-(+)-Cysteine; L-Alanine, 3-mercapto-; L-Cys; Cystein; Cysteine; E 920; Half-cystine; NSC 8746; Propanoic acid, 2-amino-3-mercapto-, (R)-; Thioserine; β-Mercaptoalanine. Grades: ≥95%. CAS No. 52-90-4. Molecular formula: C3H7NO2S. Mole weight: 121.16. | |
| L-Cysteine-[13C3,15N] | L-Cysteine-[13C3,15N] is a labelled L-Cysteine. Cysteine is a non-essential amino acid that plays a role in protein synthesis, detoxification and some biochemical metabolism. Alternative Names: (R)-2-Amino-3-mercaptopropionic acid-13C3,15N; 2-Amino-3-mercaptopropionic-13C3,15N Acid; 3-Mercapto-L-alanine-13C3,15N; L-Cys-13C3,15N; Thioserine-13C3,15N. Grades: 95% by HPLC; 99% atom 13C, 99% atom 15N. CAS No. 202406-97-1. Molecular formula: [13C]3H7[15N]O2S. Mole weight: 125.13. | |
| L-Cysteine-[3-13C] | L-Cysteine-[3-13C] is a labelled L-Cysteine. Cysteine is a non-essential amino acid with a thiol side chain, which is active in many reactions. Cysteine is biosynthesized from the amino acid serine. Grades: 98% by HPLC; 99% atom 13C. CAS No. 201612-57-9. Molecular formula: C2[13C]H7NO2S. Mole weight: 122.15. | |
| L-Cysteine-[3,3-d2] | L-Cysteine-[3,3-d2] is a labelled L-Cysteine. Cysteine is a non-essential amino acid with a thiol side chain, which is active in many reactions. Cysteine is biosynthesized from the amino acid serine. Grades: 98% by HPLC; 98% atom D. CAS No. 130633-02-2. Molecular formula: C3H5D2NO2S. Mole weight: 123.17. | |
| L-Cysteine Hydrochloride | L-cysteine hydrochloride is the salt form of L-cysteine, which acts as a histidine ammonia-lyase inhibitor. Protein supplement in health care products. Uses: Ingredient of health care products. Alternative Names: (r)-cysteinehydrochloride; (R)-Cysteine-hydrochloride; 3-Mercaptoalanine hydrochloride; Cystein chloride; Cysteine chlorhydrate; Cysteine chlorohydrate; Cysteine, hydrochloride, L-; cysteinechlorhydrate. Grades: 98%. CAS No. 52-89-1. Molecular formula: C3H7NO2S.HCl. Mole weight: 157.61. | |
| L-Cysteine Hydrochloride Monohydrate | L-Cysteine is a non-essential amino acid that can be synthesized by the human body under normal physiological conditions if a sufficient quantity of methionine is available. L-Cysteine is commonly used as a precursor in the food and pharmaceutical industries. L-Cysteine is used as a processing aid for baking, as an additive in cigarettes, as well as in the preparation of meat flavours. Alternative Names: R)-2-Amino-3-mercaptopropanoic Acid Hydrochloride Hydrate; (R)-Cysteine Hydrochloride Hydrate; 2-Amino-3-mercaptopropionic Acid Hydrochloride Hydrate; Cystein Hydrochloride Hydrate; Cysteine Hydrochloride Hydrate; E 920 Hydrochloride Hydrate; Half-cystine Hydrochloride Hydrate; L-(+)-Cysteine Hydrochloride Hydrate; 3-Mercapto-L-alanine Hydrochloride Hydrate; L-Cys Hydrochloride Hydrate; NSC 8746 Hydrochloride Hydrate; Thioserine Hydrochloride Hydrate; β-Mercaptoalanine Hydrochloride Hydrate. Grades: 98%. CAS No. 7048-4-6. Molecular formula: C3H10ClNO3S. Mole weight: 175.63. | |
| L-Cysteine S-sulfate sodium salt sesquihydrate | L-Cysteine S-sulfate sodium salt sesquihydrate. Alternative Names: L-Cysteine, hydrogen sulfate (ester), sodium salt, hydrate (2:2:3) (9CI). CAS No. 150465-29-5. Molecular formula: C3H7NO5S2Na.3/2(H2O). Mole weight: 251.21. | |
| L-Cystine | L-Cystine is a non-essential amino acid for human development. L-Cystine is formed by the dimerization of two cysteines through the sulfur. Alternative Names: (2R)-2-amino-3-[[(2R)-2-amino-2-carboxyethyl]disulfanyl]propanoic acid. Grades: > 98 %. CAS No. 56-89-3. Molecular formula: C6H12N2O4S2. Mole weight: 240.30. | |
| L-Cystine-[13C6,15N2] | L-Cystine-[13C6,15N2] is a labelled L-Cystine. Cystine is a dimeric non-essential amino acid formed from cysteine. Cystine acts as an antioxidant and protects tissues from radiation and pollution. Grades: 98% by HPLC; 99% atom 13C, 99% atom 15N. CAS No. 1252803-65-8. Molecular formula: [13C]6H12[15N]2O4S2. Mole weight: 248.24. | |
| L-Cystine bis-ethyl ester dihydrochloride(Disulfide Bond) | L-Cystine bis-ethyl ester dihydrochloride(Disulfide Bond). Alternative Names: (H-L-Cys-OEt)2 2HCl; [3-[(2-azaniumyl-3-ethoxy-3-oxopropyl)disulfanyl]-1-ethoxy-1-oxopropan-2-yl]azanium,dichloride; L-Cystin-diethylester; L-cistine diethyl ester dihydrochloride; diethyl L-cystinate dihydrochloride; (H-Cys-OEt)2 2HCl,(Disulfide bond); L-Cystin-diaethylester,Hydrochloride. Grades: ≥ 99% (TLC). CAS No. 22735-07-5. Molecular formula: C10H20N2O4S2·2HCl. Mole weight: 369.33. | |
| L-Cystine dimethyl ester dihydrochloride | L-Cystine dimethyl ester dihydrochloride serves as an efficacious antioxidant, exhibiting commendable immunomodulatory, metabolic and cytoprotective potential. Its application is extended towards abating oxidative stress, addressing cardiovascular complications, and counteracting hepatic insult instigated by noxious agents. In essence, this compound offers a multifaceted therapeutic approach to sustain homeostatic balance in cellular milieu. Alternative Names: Dimethyl L-cystinate dihydrochloride; (2R,2'R)-Dimethyl 3,3'-disulfanediylbis(2-aminopropanoate) dihydrochloride; Dimethyl 3,3'-disulfanediyl(2R,2'R)-bis(2-aminopropanoate) dihydrochloride; NSC 161614; L-cysteine methyl ester (1->1')-disulfide compound with L-cysteine methyl ester hydrochloride. Grades: >95%. CAS No. 32854-09-4. Molecular formula: C8H18Cl2N2O4S2. Mole weight: 341.28. | |
| L-Cystine Disodium Salt Monohydrate | L-Cystine Disodium Salt Monohydrate. Alternative Names: 7308AH. CAS No. 199329-53-8. Molecular formula: C6H10N2O4S2·2Na·H2O. Mole weight: 302.28. | |
| L-Dihydroorotic acid | (4S)-2,6-Dioxo-1,3-diazinane-4-carboxylic Acid (CAS# 5988-19-2) is used as a reactant in the preparation of long acting Gonadotrophin-releasing hormone (GnRH) antagonist containing p-ureido-phenylalanine. Alternative Names: (4S)-2,6-dioxo-1,3-diazinane-4-carboxylic acid; (4S)-2,6-dioxo-1,3-diazinane-4-carboxylic acid. Grades: 98.0%. CAS No. 5988-19-2. Molecular formula: C5H6N2O4. Mole weight: 158.11. | |
| Lecanoric acid | Lecanoric acid, a natural phenol from the herbs of Parmelia tinctorum Despr, exhibits the activity of inhibiting prostaglandin synthetase and delayed-type hypersensitivity responses against sheep red blood cells in mice, and at 100 μg/ml conc. Lecanoric acid shows high growth stimulating activity in terms of increased dry matter of biomass (56.08 mg) of L. casei. Lecanoric acid analogues antagonizes several enzymic and cellular effects of the tumour promoter. Uses: Anti-tumour. Alternative Names: 2,4-dihydroxy-6-methyl-, 4-carboxy-3-hydroxy-benzoic acid, 5-methylphenyl ester 2,4-dihydroxy-6-methylbenzoic acid 4-carboxy-3-hydroxy-5-methylphenyl ester 6-methyl-, 4-(6-methyl-beta-resorcylate) beta-resorcylic acid. Grades: >97%. CAS No. 480-56-8. Molecular formula: C16H14O7. Mole weight: 318.3. | |
| (+)-LEDENE | (+)-LEDENE. Alternative Names: 1,1,4,7-Tetramethyl-1a,2,3,5,6,7,7a,7b-octahydro-1H-cyclopropa[e]azulene; 1H-Cycloprop[e]azulene, 1a,2,3,5,6,7,7a,7b-octahydro-1,1,4,7-tetramethyl-, [1aR-(1aalpha,7alpha,7abeta,7balpha)]-; Varidiflorene; Viridflorene; (1S,2R,3R,11R)-3,3,7,11-TETRAMETHYL-TRIC. CAS No. 21747-46-6. Molecular formula: C15H24. Mole weight: 204.35. | |
| Lenalidomide | Cereblon binder; induces ubiquitination and degradation of CK1a and transcription factors IKZF1, IKZF3 and SALL4 by E3 ubiquitin ligase. Alternative Names: CC5013; CC-5013; CC 5013; IMiD1; Lenalidomide; US brand name: Revlimid. Grades: ≥98% (HPLC). CAS No. 191732-72-6. Molecular formula: C13H13N3O3. Mole weight: 259.26. | |
| Leonurine | Leonurine is an alkaloid that has been isolated from Leonotis leonurus (Lion's tail), Leonotis nepetifolia, Leonotis artemisia, Leonurus cardiaca (Motherwort), as well as other plants of family Lamiaceae. It is a natural product with antioxidant, anti-inflammatory, and cardioprotective activity being investigated for the treatment of cardiovascular disease and stroke. It suppresses inflammation and oxidative stress, decreasing a number of inflammatory factors, reducing cardiac Nox4 expression, ROS production, NF-KB activation, and plasma MMP-2 activity and increasing superoxide dismutase (SOD). It significantly increased the viability of cardiomyocytes injured by hypoxia. Leonurine hydrochloride can be used in cosmetics material. Alternative Names: Benzoic acid, 4-hydroxy-3,5-dimethoxy-, 4-[(aminoiminomethyl)amino]butyl ester; Benzoic acid, 4-hydroxy-3,5-dimethoxy-, ester with (4-hydroxybutyl)guanidine; Guanidine, (4-hydroxybutyl)-, 4-hydroxy-3,5-dimethoxybenzoate (ester); Guanidine, (4-hydroxybutyl)-, 4-hydroxy-3,5-dimethoxybenzoate; 4-Hydroxy-3,5-dimethoxybenzoic acid δ-guanidinobutyl ester; Syringic acid δ-guanidinobutyl ester; [4-(4-Hydroxy-3,5-dimethoxybenzoyloxy)butyl]guanidine; 4-Guanidino-1-butanol syringate; Leonurin. Grades: >98%. CAS No. 24697-74-3. Molecular formula: C14H21N3O5. Mole weight: 311.33. | |
| Lepirudin | Lepirudin is an anticoagulant that acts as a direct thrombin inhibitor. Lepirudin binds to both free and clot-bound thrombin. Lepirudin is approved for the treatment of heparin-induced thrombocytopenia (HIT). Uses: The treatment of heparin-induced thrombocytopenia (hit). Alternative Names: (Leu1,Thr2)-Hirudin (desulfated); Lepirudin; Refludan; Refludin; Hbw 023; Hbw-023; Hbw023. CAS No. 138068-37-8. Molecular formula: C287H440N80O111S6. Mole weight: 6979.41. | |
| L-(+)-Ergothioneine | L-(+)-Ergothioneine is a natural amino acid isolated from the rye ergot fungus and later identified in rat erythrocytes and the liver. L-(+)-Ergothioneine is an antioxidant and a unique cell physiological protective agent, which has many physiological functions such as scavenging free radicals, whitening, anti-aging, preventing ultraviolet radiation damage, maintaining DNA synthesis and normal cell growth. Alternative Names: 1H-Imidazole-4-ethanaminium, α-carboxy-2,3-dihydro-N,N,N-trimethyl-2-thioxo-, inner salt, (αS)-; (2S)-3-(2-Sulfanyl-1H-imidazol-4-yl)-2-(trimethylazaniumyl)propanoate; (S)-5-(2-Carboxy-2-(trimethylammonio)ethyl)-1H-imidazole-2-thiolate; 1H-Imidazole-4-ethanaminium, α-carboxy-2,3-dihydro-N,N,N-trimethyl-2-thioxo-, inner salt, (S)-; 2-Mercapto-N,N-dimethylhistidine methyl ester betaine; 2-Mercaptohistidine betaine; 2-Mercaptohistidine trimethylbetaine; L-Ergothioneine; ErgoActive; Ergothioneine; Ergothionine; Histidine, 2-mercapto-, trimethylbetaine; Histidine, 2-mercapto-N,N-dimethyl-, betaine; L-(+)-Ergothionene; NSC 7175; Phytothioneine; Sympectothion; Thiasine; Thioneine; thiotaine; Thiotane. Grades: >95%. CAS No. 497-30-3. Molecular formula: C9H15N3O2S. Mole weight: 229.30. | |
| [Leu15]-Gastrin I (human) | A derivative of Gastrin I (human), an endogenous peptide produced by stomach and it acts as a selective CCK2 receptor agonist. Alternative Names: H-DL-Pyr-Gly-DL-Pro-DL-Trp-DL-Leu-DL-Glu-DL-Glu-DL-Glu-DL-Glu-DL-Glu-DL-Ala-DL-Tyr-Gly-DL-Trp-DL-Leu-DL-Asp-DL-Phe-NH2. Grades: ≥98%. CAS No. 39024-57-2. Molecular formula: C98H126N20O31. Mole weight: 2080.16. | |
| Leu-AMC HCl | L-Leucine 7-Amido-4-methylcoumarin Hydrochloride is a fluorogenic substrate for LAP3 (leucine aminopeptidase). Upon enzyme activity, a bright blue fluorescent dye, 7-amino-4-methylcoumarin, is released. Alternative Names: L-Leucine-AMC.HCl. Grades: ≥ 99% (HPLC). CAS No. 62480-44-8. Molecular formula: C16H21ClN2O3. Mole weight: 324.80. | |
| Leucomycin A5 | It is produced by the strain of Str. kitasatoensis. It's a macrolide antibiotic. It has strong anti-gram-positive bacterial effect, and also has an effect on spirochetes, rickettsium and Chlamydia. After the C3 position on the lactone ring in the structure is acetylated, the activity in vitro is reduced, but the activity in vivo is enhanced, and the toxicity is also reduced. The antibacterial activity of Leucomycin group A is stronger than group B. It has been used in clinical and the indications are the same as erythromycin. Alternative Names: Kitasamycin A5; Turimycin H4; Leukomycin A5; Leucomycin V 4''-butanoate. Grades: >98% by HPLC. CAS No. 18361-45-0. Molecular formula: C39H65NO14. Mole weight: 771.94. | |
| Leucyl-lysine | Leucyl-lysine is a dipeptide composed of leucine and lysine. It is an incomplete breakdown product of protein digestion or protein catabolism. Alternative Names: L-Lysine, L-Leucyl-; (S)-6-Amino-2-((S)-2-amino-4-methylpentanamido)hexanoic acid; L-leucyl-L-lysine; H-LK-OH; Leu-Lys; L-Leu-L-Lys. Grades: ≥95%. CAS No. 6416-76-8. Molecular formula: C12H25N3O3. Mole weight: 259.35. | |
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