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Linolenic Acid-[1-13C]
Linolenic Acid-[1-13C] is a labelled Linolenic Acid, which is an essential fatty acid. Occurs as the glyceride in most drying oils. Alternative Names: α-Linolenic-1-13C Acid; (9Z,12Z,15Z)-9,12,15-Octadecatrienoic-1-13C Acid; (Z,Z,Z)-Octadeca-9,12,15-trienoic-1-13C Acid; 9,12,15-all-cis-Octadecatrienoic-1-13C Acid; all-cis-9,12,15-Octadecatrienoic-1-13C Acid. Grades: 98% by CP; 99% atom 13C. CAS No. 224568-13-2. Molecular formula: C17[13C]H30O2. Mole weight: 279.42.
Linolenic Acid-[17,17,18,18,18-d5]
Linolenic Acid-[17,17,18,18,18-d5] is a labelled linolenic acid, which is an essential fatty acid. Occurs as the glyceride in most drying oils. Alternative Names: Alpha-Linolenic Acid 17,17,18,18,18-d5. Grades: 90% by CP; 98% atom D. Molecular formula: C18H25D5O2. Mole weight: 283.4.
Liothyronine Sodium
Liothyronine Sodium is the most potent form of thyroid hormone acting on the body to increase the basal metabolic rate, affect protein synthesis. Alternative Names: Cytomel; Triostat; 3,3',5-Triiodo-L-Thyronine Sodium Salt. Grades: ≥ 98% (HPLC). CAS No. 55-06-1. Molecular formula: C15H11I3NO4.Na. Mole weight: 672.96.
Lipopolysaccharides from Escherichia coli
Lipopolysaccharides produced by Escherichia coli are endotoxins. Alternative Names: Lipopolysaccharide E. Coli; Escherichia coli lipopolysaccharides; Lipopolysaccharides, Escherichiacoli; Citopyros; Escherichia coli lipopolysaccharide; Lipopolysaccharide, Escherichia coli; Lipopolysaccharides, Escherichia coli. CAS No. 93572-42-0.
Lipstatin
Lipstatin, a potent inhibitor of the pancreas lipase, is reported to be useful in the treatment and prevention of obesity and related diseases. It is a natural product that was first isolated from Actinobacterium Streptomyces toxytricini. Alternative Names: N-Formyl-L-leucine (1S,3Z,6Z)-1-[[(2S,3S)-3-Hexyl-4-oxo-2-oxetanyl]methyl]-3,6-dodecadien-1-yl Ester; N-Formyl-L-leucine [2S-[2α(1R*,3Z,6Z),3β]]-1-[(3-Hexyl-4-oxo-2-oxetanyl)methyl]-3,6-dodecadienyl Ester; (-)-Lipstatin. Grades: >95%. CAS No. 96829-59-3. Molecular formula: C29H49NO5. Mole weight: 491.70.
Liquiritigenin
Liquiritigenin is a natural flavonoid compound found in the root of Glycyrrhiza uralensis Fisch. Liquiritigenin exhibits anti-inflammatory, antihyperlipidemic and antiallergic activities. Liquiritigenin is an estrogenic compound which acts as an agonist s. Alternative Names: 4H-1-Benzopyran-4-one, 2,3-dihydro-7-hydroxy-2-(4-hydroxyphenyl)-, (2S)-; (2S)-2,3-Dihydro-7-hydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one; 4H-1-Benzopyran-4-one, 2,3-dihydro-7-hydroxy-2-(4-hydroxyphenyl)-, (S)-; Flavanone, 4',7-dihydroxy-; (-)-(2S)-7,4'-Dihydroxyflavanone; (-)-(S)-4',7-Dihydroxyflavanone; (-)-Liquiritigenin; (2S)-Liquiritigenin; 4',7-Dihydroxyflavanone; 7,4'-Dihydroxyflavanone; Menerba. Grades: >98%. CAS No. 578-86-9. Molecular formula: C15H12O4. Mole weight: 256.25.
Liraglutide
Liraglutide is the long-acting analogue of glucagon-like peptide-1 (GLP-1) receptor which could protect b-cells from apoptosis under conditions associated with the development of type 1 and type 2 diabetes. Alternative Names: L-Histidyl-L-alanyl-L-α-glutamylglycyl-L-threonyl-L-phenylalanyl-L-threonyl-L-seryl-L-α-aspartyl-L-valyl-L-seryl-L-seryl-L-tyrosyl-L-leucyl-L-α-glutamylglycyl-L-glutaminyl-L-alanyl-L-alanyl-N6-[N-(1-oxohexadecyl)-L-γ-glutamyl]-L-lysyl-L-α-glutamyl-L-pheny. Grades: > 95%. CAS No. 204656-20-2. Molecular formula: C172H265N43O51. Mole weight: 3751.20.
Liriodendrin
Liriodendrin is a natural lignan found in the herbs of Linaria vulgaris, it exhibits the activities of anti-inflammatory and antinociceptive. By reducing ROS level, liriodendrin has protective effects on dopamine-induced cytotoxicity via its anti-oxidative properties, its anti-apoptotic effect via protection of mitochondrion. Liriodendrin can inhibit colonization of Helicobacter pylori effectively for its inhibitory activities on gastritis and gastric ulcer, the compound could be utilized for the treatment and/or protection of gastritis and gastric ulcer. Uses: Anti-inflammatory; anti-nociceptive. Alternative Names: β-D-Glucopyranoside, [(1S,3aR,4S,6aR)-tetrahydro-1H,3H-furo[3,4-c]furan-1,4-diyl]bis(2,6-dimethoxy-4,1-phenylene) bis-; (+)-Syringaresinol di-O-β-D-glucopyranoside; [(1S,3aR,4S,6aR)-Tetrahydro-1H,3H-furo[3,4-c]furan-1,4-diyl]bis(2,6-dimethoxy-4,1-phenylene) bis-β-D-glucopyranoside; β-D-Glucopyranoside, (tetrahydro-1H,3H-furo[3,4-c]furan-1,4-diyl)bis(2,6-dimethoxy-4,1-phenylene) bis-, [1S-(1α,3aα,4α,6aα)]-; (+)-Syringaresinol 4,4'-di-O-β-D-glucopyranoside; (+)-Syringaresinol di-O-β-D-glucoside; (+)-Syringaresinol-di-β-D-glucopyranoside; Acanthoside D; Syringaresinol 4,4'-O-bis-β-D-glucoside; Syringaresinol-4,4'-di-O-β-D-glucoside. Grades: >98%. CAS No. 573-44-4. Molecular formula: C34H46O18. Mole weight: 742.72.
Liriodenine
Liriodenine, which can be isolated from the barks of Liriodendron chinense (Hemsl.) Sarg, exhibits potent antitumor activities in laryngocarcinoma HEp-2 cells, in vitro and in vivo, via the upregulation of p53 expression. It inhibits progression of the CAOV-3 cell cycle in S phase. Uses: Antitumor. Alternative Names: 8H-Benzo[G]-1,3-benzodioxolo[6,5,4-de]quinolin-8-one; Micheline b; Noraporphin-7-one, 4,5,6,6A-tetradehydro-1,2-(methylenedioxy)-; Nsc93681; Oxoushinsunin; Oxoushinsunine; Spermatheridin. Grades: >98%. CAS No. 475-75-2. Molecular formula: C17H9NO3. Mole weight: 275.3.
L-Isoleucine-[1-13C]
L-Isoleucine-[1-13C] is a labelled L-Isoleucine. Isoleucine is an α-amino acid essential for humans. Alternative Names: L-Isoleucine-1-13C. Grades: 98% by CP; 99% atom 13C. Molecular formula: C5[13C]H13NO2. Mole weight: 132.17.
L-Isoleucine β-naphthylamide
L-Isoleucine β-naphthylamide. Alternative Names: L-Ile-βNA; (2S,3S)-2-amino-3-methyl-N-naphthalen-2-ylpentanamide; L-Isoleucine alpha-naphthylamide. Grades: ≥98%. CAS No. 732-84-3. Molecular formula: C16H20N2O. Mole weight: 256.35.
Lithocholic acid
Lithocholic acid is a toxic secondary bile acid, causes intrahepatic cholestasis, has tumor-promoting activity, its toxic effect can be protected after it activates the vitamin D receptor, PXR and FXR. Uses: Detergents. Alternative Names: Lithocholate; 3alpha-Hydroxy-5beta-cholan-24-oic acid; 3alpha-Hydroxycholanic acid; 5beta-Cholanic acid-3alpha-ol. Grades: >98%. CAS No. 434-13-9. Molecular formula: C24H40O3. Mole weight: 376.58.
Lixisenatide
Lixisenatide is a glucagon-like peptide-1 (GLP-1) receptor agonist that can be used in the treatment of type 2 diabetes mellitus (T2DM). Alternative Names: ZP-10(Des-Pro38)-Exendin-4-(Lys)6, amide; ZP10A peptide; His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Leu-Ser-Lys-Gln-Met-Glu-Glu-Glu-Ala-Val-Arg-Leu-Phe-Ile-Glu-Trp-Leu-Lys-Asn-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Ser-Lys-Lys-Lys-Lys-Lys-Lys-NH2; L-histidyl-glycyl-L-alpha-glutamyl-glycyl-L-threonyl-L-phenylalanyl-L-threonyl-L-seryl-L-alpha-aspartyl-L-leucyl-L-seryl-L-lysyl-L-glutaminyl-L-methionyl-L-alpha-glutamyl-L-alpha-glutamyl-L-alpha-glutamyl-L-alanyl-L-valyl-L-arginyl-L-leucyl-L-phenylalanyl-L-isoleucyl-L-alpha-glutamyl-L-tryptophyl-L-leucyl-L-lysyl-L-asparagyl-glycyl-glycyl-L-prolyl-L-seryl-L-seryl-glycyl-L-alanyl-L-prolyl-L-prolyl-L-seryl-L-lysyl-L-lysyl-L-lysyl-L-lysyl-L-lysyl-L-lysinamide; AQVE-10010; Des-38-proline-exendine-4 (Heloderma suspectum)-(1-39)-peptidylpenta-L-lysyl-L-lysinamide. Grades: ≥95%. CAS No. 320367-13-3. Molecular formula: C215H347N61O65S. Mole weight: 4858.48.
L-Kynurenine-[13C6]
L-Kynurenine-[13C6] is an isotopic analogue form of L-Kynurenine which is a product of constitutive tryptophan catabolism via tryptophan-2,3-dioxygenase in the liver and human gliomas that is associated with the suppression of antitumor immune responses. Grades: 95%; 99% atom 13C. Molecular formula: C4[13C]6H12N2O3. Mole weight: 214.17.
L-Kynurenine-[d4]
L-Kynurenine-[d4] is an isotopic analogue form of L-Kynurenine which is a product of constitutive tryptophan catabolism via tryptophan-2,3-dioxygenase in the liver and human gliomas and it is associated with the suppression of antitumor immune responses. Alternative Names: L-Kynurenine-d4 [4-(2-aminophenyl-3,5-d2); 3,3-d2]; (S)-2-amino-4-(2-aminophenyl)-4-oxobutanoicacid-D4. Grades: 98% by HPLC; 98% atom D. Molecular formula: C10H8D4N2O3. Mole weight: 212.24.
LL-37, Human
LL-37 is a cationic and α-helical antimicrobial peptide. It can inhibit growth of Gram-positive E. coli D21 and Gram-negative B. megatarium in a concentration-dependent manner. LL-37 can promote wound healing following skin-targeted electroporation of a plasmid encoding hCAP-18/LL-37 in mice. Alternative Names: LL 37; LL37; L-leucyl-L-leucyl-glycyl-L-alpha-aspartyl-L-phenylalanyl-L-phenylalanyl-L-arginyl-L-lysyl-L-seryl-L-lysyl-L-alpha-glutamyl-L-lysyl-L-isoleucyl-glycyl-L-lysyl-L-alpha-glutamyl-L-phenylalanyl-L-lysyl-L-arginyl-L-isoleucyl-L-valyl-L-glutaminyl-L-arginyl-L-isoleucyl-L-lysyl-L-alpha-aspartyl-L-phenylalanyl-L-leucyl-L-arginyl-L-asparagyl-L-leucyl-L-valyl-L-prolyl-L-arginyl-L-threonyl-L-alpha-glutamyl-L-serine; H-Leu-Leu-Gly-Asp-Phe-Phe-Arg-Lys-Ser-Lys-Glu-Lys-Ile-Gly-Lys-Glu-Phe-Lys-Arg-Ile-Val-Gln-Arg-Ile-Lys-Asp-Phe-Leu-Arg-Asn-Leu-Val-Pro-Arg-Thr-Glu-Ser-OH; Cathelicidin; Bac4; Cap-18. Grades: 98%. CAS No. 154947-66-7. Molecular formula: C205H340N60O53. Mole weight: 4493.25.
LL-37 (scrambled)
LL-37 (scrambled) is the control peptide for LL-37. Alternative Names: Cationic Antimicrobial Protein 18 (134-170) (Scrambled) (human); H-Gly-Leu-Lys-Leu-Arg-Phe-Glu-Phe-Ser-Lys-Ile-Lys-Gly-Glu-Phe-Leu-Lys-Thr-Pro-Glu-Val-Arg-Phe-Arg-Asp-Ile-Lys-Leu-Lys-Asp-Asn-Arg-Ile-Ser-Val-Gln-Arg-OH; hCAP-18 (134-170); glycyl-L-leucyl-L-lysyl-L-leucyl-L-arginyl-L-phenylalanyl-L-alpha-glutamyl-L-phenylalanyl-L-seryl-L-lysyl-L-isoleucyl-L-lysyl-glycyl-L-alpha-glutamyl-L-phenylalanyl-L-leucyl-L-lysyl-L-threonyl-L-prolyl-L-alpha-glutamyl-L-valyl-L-arginyl-L-phenylalanyl-L-arginyl-L-alpha-aspartyl-L-isoleucyl-L-lysyl-L-leucyl-L-lysyl-L-alpha-aspartyl-L-asparagyl-L-arginyl-L-isoleucyl-L-seryl-L-valyl-L-glutaminyl-L-arginine. Grades: ≥95%. CAS No. 1354065-56-7. Molecular formula: C205H340N60O53. Mole weight: 4493.33.
L-Lactic acid-1-[13C]
L-Lactic acid-1-[13C] is the labelled analogue of L-lactic acid. L-lactic acid is a bioactive isomer in the human body. It has a role as an Escherichia coli metabolite and a human metabolite. Alternative Names: (S)-2-Hydroxypropionic acid-1-13C,Sarcolactic acid-1-13C; L-Lactic acid-1-13C; 13C-Lactate; (1-13C)Lactate. Grades: ≥ 98% (CP); ≥ 98% (Chiral Purity, HPLC); ≥ 99% atom 13C. CAS No. 727379-97-7. Molecular formula: C2[13C]H6O3. Mole weight: 91.07.
L-Lactic acid-[13C3]
L-Lactic acid-[13C3] is the labelled analogue of L-lactic acid. L-lactic acid is a bioactive isomer in the human body. It has a role as an Escherichia coli metabolite and a human metabolite. Alternative Names: L-Lactic acid-13C3; (S)-2-Hydroxy Propanoic Acid-13C3; 13C labelled Lactic acid. Grades: ≥ 98% (CP); ≥ 99% atom 13C. CAS No. 87684-87-5. Molecular formula: [13C]3H6O3. Mole weight: 93.06.
L-Lactic Acid-[d3] Sodium Salt
L-Lactic Acid-[d3] Sodium Salt. Alternative Names: L-Lactic Acid-d3 Sodium Salt. Grades: 95% atom D. CAS No. 285979-84-2. Molecular formula: C3H2D3NaO3. Mole weight: 115.08.
L-(-)-Lactide-[13C6]
L-(-)-Lactide-[13C6] is a labelled analogue of L-(-)-Lactide, a cyclic lactic acid derivative used in the ring-opening polymerization of Poly-L-lactic acid, which is commonly found in biodegradable plastics. Alternative Names: L-lactide-13C6; (S,S)-Lactide-13C6; (3S)-cis-3,6-Dimethyl-1,4-dioxane-2,5-dione-13C6; L-(-)-Lactide-13C6. Molecular formula: [13C]6H8O4. Mole weight: 150.08.
L-Leucine
L-Leucine is an essential branched-chain amino acid used in the biosynthesis of protein. It is obtained from dietary sources. Protein supplement in health care products. Uses: Ingredient of health care products. Alternative Names: Leucine; (S)-2-Amino-4-methylpentanoic acid; (S)-Leucine; H-Leu-OH. Grades: 98%. CAS No. 61-90-5. Molecular formula: C6H13NO2. Mole weight: 131.18.
L-Leucine-[1-13C]
L-Leucine-[1-13C] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Alternative Names: (2S)-2-amino-4-methylpentanoic acid-13C. Grades: 98% by HPLC; 99% atom 13C. CAS No. 74292-94-7. Molecular formula: C5[13C]H13NO2. Mole weight: 132.17.
L-Leucine-[1-13C,15N]
L-Leucine-[1-13C,15N] is the labelled analogue of L-Leucine. Leucine is a non-glucogenic, essential amino acid. It is a branched-chain amino acid that is a structural component of proteins. Leucine positively influences insulin release to eliminate toxic sugars out of the blood. Alternative Names: L-Leucine-1-13C,15N. Grades: 98% by CP; 99% atom 13C; 98% atom 15N. CAS No. 80134-83-4. Molecular formula: C5[13C]H13[15N]O2. Mole weight: 133.16.
L-Leucine-[13C6,15N]
L-Leucine-[13C6,15N] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Grades: 98% by HPLC; 99% atom 13C, 99% atom 15N. CAS No. 202406-52-8. Molecular formula: [13C]6H13[15N]O2. Mole weight: 138.12.
L-Leucine-[2-13C,15N]
L-Leucine-[2-13C,15N] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Alternative Names: L-Leucine-2-13C,15N; (2S)-2-azanyl-4-methylpentanoic acid 2-13C,15N; H-Leu-OH (2-13C,15N). Grades: 98% by HPLC; 99% atom 13C, 98% atom 15N. CAS No. 285977-88-0. Molecular formula: C5[13C]H13[15N]O2. Mole weight: 133.16.
L-Leucine-[5,5,5-d3]
L-Leucine-[5,5,5-d3] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Alternative Names: L-Leucine-d3; (S)-Leucine-d3; L-(+)-Leucine-d3; (S)-(+)-Leucine-d3. Grades: 95% by HPLC; 99% atom D. CAS No. 87828-86-2. Molecular formula: C6H10D3NO2. Mole weight: 134.17.
L-Leucine 7-amido-4-methylcoumarin
Sensitive fluorogenic A substrate for leucine aminopeptidase and aminopeptidase M. Alternative Names: L-Leu-AMC; L-leucine 4-methylcoumaryl-7-amide; 7-Leucylamido-4-methylcoumarin; (S)-2-amino-4-methyl-N-(4-methyl-2-oxo-2H-1-benzopyran-7-yl)valeramide. Grades: ≥ 99.5% (HPLC). CAS No. 66447-31-2. Molecular formula: C16H20N2O3. Mole weight: 288.37.
L-Leucine methyl ester hydrochloride
L-Leucine methyl ester is a protected form of L-Leucine. L-Leucine is an essential amino acid that induces a sharp decrease in blood glucose levels in individuals with idiopathic familial hypoglycemia, but has no known effects on normal, healthy individuals. L-Leucine also acts as an isoleucine antagonist in the rat, causing delays in growth, and is a potential tumour promoter of bladder cancer. Alternative Names: L-Leu-OMe HCl; (S)-2-Amino-4-methyl-pentanoic acid methyl ester hydrochloride; Methyl L-leucinate hydrochloride; methyl(2S)-2-amino-4-methylpentanoate hydrochloride. Grades: ≥ 98% (HPLC). CAS No. 7517-19-3. Molecular formula: C7H15NO2·HCl. Mole weight: 181.70.
L-Lysine
L-lysine is an essential amino acid obtained from some foods, especially red meats, fish, and dairy products. It acts as a nutritional supplement. Uses:
l-lysine is one of the nine essential amino acids that the human body cannot synthesize on its own. it plays a key role in a variety of physiological functions and provides a multitude of benefits in various fields, including human health, animal nutrition, and industrial applications. with the structure of α,ε-diaminohexanoic acid, l-lysine (often abbreviated to lysine) is essential for growth. Alternative Names: L-lysine;lysine;56-87-1;h-Lys-oh;lysine acid;(S)-Lysine;(2S)-2,6-diaminohexanoic acid;Aminutrin;alpha-Lysine;L-(+)-Lysine;(S)-2,6-Diaminohexanoic acid;(S)-2,6-Diaminocaproic acid;Hydrolysin;Lysinum;25104-18-1;Lysinum [Latin];L-lys;Lisina [Spanish];L-Norleucine, 6-amino-;lysin;Lysine, L-;(S)-alpha,epsilon-Diaminocaproic acid;Lisina;LYS (IUPAC abbreviation);Lysine [USAN:INN];lys;CHEBI:18019;L-2,6-Di. Grades: >98%. CAS No. 56-87-1. Molecular formula: C21H32N2O3S. Mole weight: 392.6.
L-Lysine-13C6 dihydrochloride
L-Lysine-[13C6] Dihydrochloride is the labelled analogue of L-Lysine Dihydrochloride, which is a naturally occurring amino acid used in the labelling of human bone marrow mesenchymal stem cells for analysis. Alternative Names: L-Lysine:2Hcl (13C6, 99%);201740-81-0;L-Lysine-13C6 (dihydrochloride);L-Lysine-13C6 dihydrochloride;HY-N0469S1;CS-0376172. Grades: 98% by CP; 99% atom 13C. CAS No. 201740-81-0. Molecular formula: C30H44O4. Mole weight: 468.7.
L-Lysine-[4,4,5,5-d4]-bis-N-t-BOC
L-Lysine-[4,4,5,5-d4]-bis-N-t-BOC is a labelled L-Lysine-bis-N-t-BOC. Lysine is an essential amino acid obtained from red meats and fish. Lysine inhibits HSV growth via knocking out arginine. Alternative Names: BOC-L-Lys-BOC-OH-d4. Grades: 95% by HPLC; 98% atom D. CAS No. 1314753-85-9. Molecular formula: C16H26D4N2O6. Mole weight: 350.45.
L-Lysine is a nutritional supplement containing the biologically active L-isomer of the essential amino acid lysine, with potential anti-mucositis activity. Upon oral intake, L-lysine promotes healthy tissue function, growth and healing and improves the immune system. L-Lysine promotes calcium uptake, is essential for carnitine production and collagen formation. As collagen is essential for connective tissue maintenance, this agent may also help heal mucosal wounds. This may help decrease and prevent mucositis induced by radiation or chemotherapy. Alternative Names: L-Lys-OH H2O; (S)-2,6-Diaminohexanoic acid monohydrate; L-Lysine monohydrate; Lysine monohydrate; L(+)-Lysine monohydrate; L-Lysine, hydrate; (2S)-2,6-diaminohexanoic acid hydrate; L Lys OH H2O. Grades: ≥ 99% (Titration). CAS No. 39665-12-8. Molecular formula: C6H14N2O2·H2O. Mole weight: 164.20.
L-Lysine hydrochloride (Standard)
Lysine is a naturally occurring amino acid which is used in the labelling of human bone marrow mesenchymal stem cells for analysis. Alternative Names: L-Lysine hydrochloride;657-27-2;L-Lysine monohydrochloride;L-Lysine, monohydrochloride;lysine hydrochloride;Lyamine;10098-89-2;H-Lys-OH.HCl;L-lysine HCl;L-(+)-Lysine Monohydrochloride;Darvyl;Lysion;(S)-2,6-Diaminohexanoic acid hydrochloride;Lysine HCl;L-Gen;Lysine hcl, l-;L-Lysine monohydrocholoride;Lysine monohydrochloride;UNII-JNJ23Q2COM;JNJ23Q2COM;NSC 9253;EINECS 211-519-9;Enisyl;Lysine, l-, mo. Grades: ≥95%. CAS No. 657-27-2. Molecular formula: C22H29FO5. Mole weight: 392.5.
L-Lysine, N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-, 1,1-dimethylethyl ester. Alternative Names: Fmoc-L-Lys-OtBu. Grades: 97%. CAS No. 940941-43-5. Molecular formula: C25H32N2O4. Mole weight: 424.53.
L-Lysyl-L-glutamine
L-Lysyl-L-glutamine is a dipeptide made up of L-lysine and L-glutamine. L-lysine is an essential amino acid important for protein synthesis, tissue repair, and the production of enzymes and hormones, while L-glutamine supports immune function, nitrogen transport, and intestinal health. This dipeptide could be of interest in studies exploring amino acid supplementation, protein metabolism, or immune system support, as well as in potential therapeutic applications targeting muscle recovery or gut health. Alternative Names: KQ; Lysyl-glutamine; H-Lys-Gln-OH; H-KQ-OH; Lys-Gln; L-Glutamine, N2-L-lysyl-; Lysylglutamine; KQ dipeptide; K-Q Dipeptide; L-Lys-L-Gln; Lysine Glutamine dipeptide. Grades: ≥95%. CAS No. 92352-82-4. Molecular formula: C11H22N4O4. Mole weight: 274.32.
LL Z1640-2
LL Z1640-2 is a macrolide antibiotic produced by the strain of Deuteromyces sp. It is an irreversible and highly selective TAK 1 inhibitor and a member of the MAPKKK family that activates JNK/p38 and NF-κB pro-inflammatory signaling pathways. It effectively prevents inflammation in animal models. LL Z1640-2 is a covalent inhibitor that acts against the several protein kinases (e.g. ERK2 and TAK1) which possess a free cysteine at the gatekeeper-2 position. Alternative Names: C292; L 783278; Antibiotic LL Z1640-2; (3S,5Z,8S,9S,11E)-3,4,9,10-Tetrahydro-8,9,16-trihydroxy-14-methoxy-3-methyl-1H-2-benzoxacyclotetradecin-1,7(8H)-dione; (-)-LL-Z 1640-2; (5Z)-7-Oxozeaenol; (Z)-7-Oxozeaenol; C 292; F 152; f 152 A1; FR 148083; LL-Z 1640-2. Grades: >99% by HPLC. CAS No. 253863-19-3. Molecular formula: C19H22O7. Mole weight: 362.37.
L-Menthol
Source from herbs of Mentha canadensis L. Spraying L-Menthol toward the end of self-paced exercise in the heat improved perception, but did not alter performance and did not increase heat illness risk. Uses: Itching, pain, anticorrosive, stimulation, anesthesia, cool and refreshing and anti-inflammatory. Alternative Names: L-p-Menthan-3-ol; (1R,2S,5R)-(-)-Menthol; (1R,2S,5R)-2-Isopropyl-5-methylcyclohexanol. Grades: >98%. CAS No. 2216-51-5. Molecular formula: C10H20O. Mole weight: 156.26.
L-meta-Tyrosine
L-meta-Tyrosine. Alternative Names: m-L-Tyr-OHL-3-Hydroxyphenylalanine. Grades: ≥ 100% (HPLC). CAS No. 587-33-7. Molecular formula: C9H11NO3. Mole weight: 181.19.
L-methionine
L-methionine is a non-polar α-amino acid with a straight side chain that possess a S-methyl thioether (i.e. C-S-C bonding) at the γ-carbon. It is an essential amino acid in all metazoa and is coded by the initiation codon AUG, which also indicates mRNA's coding region where translation into protein begins. Protein supplement in health care products. Uses:
l-methionine is an essential amino acid that plays a vital role in a variety of physiological and biochemical processes in the body. since it cannot be synthesized endogenously, it must be obtained through diet or supplementation. l-methionine's applications span multiple fields, including medicine, nutrition, sports, and agriculture, reflecting its tremendous versatility and importance.
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L-Methionine-[13C5]
L-Methionine-[13C5] is a labelled L-Methionine. Methionine is an α-amino acid essential for humans. Methionine plays a role in angiogenesis. Alternative Names: L-methionine-13C5. Grades: 95% by CP; 98% atom 13C. CAS No. 202326-57-6. Molecular formula: [13C]5H11NO2S. Mole weight: 154.17.
L-Methionine-[15N]
L-Methionine-[15N] is the labelled form of L-Methionine, which is an essential amino acid. Alternative Names: L-Methionine-15N. Grades: 98% by CP; 96% atom 15N. CAS No. 82572-25-6. Molecular formula: C5H11[15N]O2S. Mole weight: 150.20.
L-Methionine-[3,3,4,4-d4]
L-Methionine-[3,3,4,4-d4] is a labelled L-Methionine. Methionine is an α-amino acid essential for humans. Methionine plays a role in angiogenesis. Alternative Names: (S)-2-Amino-4-(methylthio)butyric Acid-d4; H-L-Met-OH-d4. Grades: 95% by HPLC; 98% atom D. CAS No. 67866-75-5. Molecular formula: C5H7D4NO2S. Mole weight: 153.23.
L-Methionine-[methyl-13C]
L-Methionine-[methyl-13C] is a labelled L-Methionine. Methionine is an α-amino acid essential for humans. Methionine plays a role in angiogenesis. Alternative Names: (epsilon-13C)Methionine. Grades: 98% by HPLC; 99% atom 13C. CAS No. 49705-26-2. Molecular formula: C4[13C]H11NO2S. Mole weight: 150.21.
L-Methionine-[methyl-13C,d3]
L-Methionine-methyl-[13C,methyl-d3] is the labelled form of L-Methionine, which is an essential amino acid. Used in the methodology of stable isotope tagging of epitopes (SITE) for identification of virus-induced peptides in vaccine development. Alternative Names: L-Methionine-methyl-13C,methyl-d3; SILAC Amino Acid 13C,D3; H-Met-OH-13C,D3. Grades: 98% by CP; 98% atom 13C; 98% atom D. CAS No. 73488-65-0. Molecular formula: C4[13C]H8D3NO2S. Mole weight: 153.22.
L-Methionine-[methyl-d3]
L-Methionine-[methyl-d3] is a labelled L-Methionine. Methionine is an α-amino acid essential for humans. Methionine plays a role in angiogenesis. Alternative Names: (S)-2-Amino-4-(methylthio)butyric Acid-d3; H-L-Met-OH-d3; Cymethion-d3; L-Methionine-d3 (S-methyl-d3). Grades: 95% by HPLC; 98% atom D. CAS No. 13010-53-2. Molecular formula: C5H8D3NO2S. Mole weight: 152.23.
L-Methionine [R,S]-Sulfoximine
L-Methionine-(S,R)-sulfoximine is an inhibitor of glutamine synthetase and a sulfoximine derivative of L-methionine. Alternative Names: L-Methionine Sulfoximine. CAS No. 15985-39-4. Molecular formula: C5H12N2O3S. Mole weight: 180.23.
L-Methionine sulfone
L-Methionine Sulfone is an impurity of L-Methionine which is an essential amino acid for human development. L-Methionine is a hepatoprotectant, an antidote (acetominophen poisoning) and a urinary acidifier. Alternative Names: L-Met(O2)-OH; L-2-Amino-4-(methylsulfonyl)butanoic acid; methionine sulfone; L-METHIONINE SULFONE. Grades: ≥ 98% (Titration). CAS No. 7314-32-1. Molecular formula: C5H11NO4S. Mole weight: 181.20.
L-Methionine sulfoxide
An intermediate in the synthesis of the acyclic amino carboxylic acid L-Methionine sulfoximine. Alternative Names: L-Met(O)-OH; L-2-Amino-4-(methylsulfoxyl)butanoic acid; (2S)-2-Amino-4-(methylsulfinyl)butanoic acid; L-2-Amino-4-(methylsulfinyl)butanoic acid; L-METHIONINE SULFOXIDE. Grades: ≥ 99% (HPLC). CAS No. 3226-65-1. Molecular formula: C5H11NO3S. Mole weight: 165.20.
L-mimosine
L-Mimosine, a non-protein amino acid, acts as an iron chelator. It is a toxic non-protein free amino acid otherwise chemically similar to tyrosine. Alternative Names: Mimosine; Leucenine; Leucaenine; (S)-2-Amino-3-(3-hydroxy-4-oxopyridin-1(4H)-yl)propanoic Acid; (αS)-α-Amino-3-hydroxy-4-oxo-1(4H)-pyridinepropanoic Acid. Grades: 98%. CAS No. 500-44-7. Molecular formula: C8H10N2O4. Mole weight: 198.18.
L-NAME HCl
L-NAME is a nonselective inhibitor of nitric oxide synthetases (NOS) for nNOS (bovine), eNOS (human), and iNOS (murine), with Ki of 15 nM, 39 nM and 4.4 μM, respectively. Alternative Names: Nω-Nitro-L-arginine methyl ester hydrochloride. Grades: 98%. CAS No. 51298-62-5. Molecular formula: C7H15N5O4.HCl. Mole weight: 269.69.
L-Norleucine
L-Norleucine, an isomer of leucine, specifically affects skeletal muscle protein synthesis and has antiviral activity. Uses: A non-essential amino acid. used as internal standard in amino acid analysis. Alternative Names: Norleucine, L-; (S)-2-Aminohexanoic acid; (S)-Norleucine; (S)-α-Aminohexanoic acid; 2-Aminocaproic acid; L-(+)-Norleucine; L-2-Aminohexanoic acid; Caprine; Glycoleucine; Hexanoic acid, 2-amino-, (S)-; Norleucine; NSC 10378; NSC 74430; α-Aminocaproic acid. Grades: ≥97%. CAS No. 327-57-1. Molecular formula: C6H13NO2. Mole weight: 131.18.
L-Norvaline
L-Norvaline. Alternative Names: L-Nva-OH; L-2-Aminovaleric acid; (S)-2-Aminopentanoic acid. Grades: ≥ 99%. CAS No. 6600-40-4. Molecular formula: C5H11NO2. Mole weight: 117.10.
Loganic acid
Loganic acid and geniposide exhibit both sides effect on superoxide generation. Uses: Clearing heat. Alternative Names: (1S,4aS,6S,7R,7aS)-1-(β-D-Glucopyranosyloxy)-1,4a,5,6,7,7a-hexahydro-6-hydroxy-7-methylcyclopenta[c]pyran-4-carboxylic acid; Cyclopenta[c]pyran-4-carboxylic acid, 1-(β-D-glucopyranosyloxy)-1,4a,5,6,7,7a-hexahydro-6-hydroxy-7-methyl-, [1S-(1α,4aα,6α,7α,7aα)]-; Cyclopenta[c]pyran-4-carboxylic acid, 1α-(β-D-glucopyranosyloxy)-1,4aα,5,6,7,7aα-hexahydro-6α-hydroxy-7α-methyl-; Loganin acid. Grades: 98%. CAS No. 22255-40-9. Molecular formula: C16H24O10. Mole weight: 376.36.
Lomofungin
It is produced by the strain of Str. lomondensis var. lomondensis NRRL 3252. It is an antibiotic of the phenazine derivatives. It has anti-bacterial and fungal effects, but the anti-bacterial effects are weak. Alternative Names: Lomondomycin; NSC 106995; NSC 156939; U-24792; 1-carbomethoxy-5-formyl-4,6,8-trihydroxyphenazine; 6-Formyl-4,7,9-trihydroxy-1-phenazinecarboxylic acid methyl ester. Grades: >95%. CAS No. 26786-84-5. Molecular formula: C15H10N2O6. Mole weight: 314.25.
Loperamide hydrochloride
Loperamide HCl is an opioid-receptor agonist with an ED50 of 0.15 mg/kg. Uses: Antidiarrheals. Alternative Names: ADL 2-1294. Grades: >98%. CAS No. 34552-83-5. Molecular formula: C29H33ClN2O2.HCl. Mole weight: 513.5.
Loratadine
Loratadine is a histamine H1 receptor antagonist, used to treat allergies. It also acts as a selective inhibitor of B(0)AT2 with IC50 of 4 μM. Alternative Names: Ethyl 4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta-[1,2-b]pyridin-11-ylidene)piperidine-1-carboxylate; Desloratadine EP Impurity C; Alavert; Anhissen; Bonalerg; Claritin; Loratidine; Clarityn; Polaratyne; Sch 29851; Sch-29851; Sch29851; Symphoral; Tadine; Velodan; Zeos; 4-(8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-1-piperidinecarboxylic Acid Ethyl Ester; 8-Chloro-6,11-dihydro-11-(1-ethoxycarbonylpiperidin-4-ylidene)-5H-benzo[5,6]cyclohepta[1,2-b]pyridine. Grades: >98%. CAS No. 79794-75-5. Molecular formula: C22H23ClN2O2. Mole weight: 382.88.
L-Ornithine-[13C5,15N2] Hydrochloride
L-Ornithine-[13C5,15N2] Hydrochloride is the isotope form of L-Ornithine Hydrochloride, which is a non-essential amino acid for human development but is a required intermediate in arginine biosynthesis. Alternative Names: 5-Amino-L-norvaline-13C5,15N2; L-(+)-Ornithine-13C5,15N2 Monohydrochloride; 2,5-Diaminopentanoic-13C5,15N2 acid hydrochloride. Grades: 98% by HPLC; 99% atom 13C, 99% atom 15N. CAS No. 1346617-00-2. Molecular formula: [13C]5H13Cl[15N]2O2. Mole weight: 175.57.
L-Ornithine-3,3,4,4,5,5-[d6] hydrochloride
L-Ornithine-3,3,4,4,5,5-[d6] hydrochloride is a labelled salt of L-Ornithine, which is a non-essential amino acid for human development but is required intermediate in arginine biosynthesis. Alternative Names: (S)-(+)-2,5-Diaminopentanoic acid-3,3,4,4,5,5-d6 hydrochloride; L-Ornithine-d6 Hydrochloride. Grades: ≥98% by CP; ≥98% atom D. CAS No. 347841-40-1. Molecular formula: C8H7D6ClN2O2. Mole weight: 174.66.
Lorvotuzumab mertansine is an ADC consists of a CD56-targeting antibody conjugated with an antimitotic agent. Lorvotuzumab mertansine is designed for the treatment of CD56-expressing cancers. Alternative Names: IMGN901; IMGN-901; IMGN 901. Grades: 95%. CAS No. 1008106-64-6.
Losartan-[d4]
Losartan-[d4] is the labelled analogue of Losartan. Losartan is the first antagonist (AIIA) of angiotensin II receptor which is a key site in human body that influences blood pressure. Uses: An isotopic labeled form of losartan which is the first antagonist (aiia) of angiotensin ii receptor which is a key site in human body that influences blood pressure. Alternative Names: Losartan D4; 2-Butyl-4-chloro-1-[[2'-(1H-tetrazol-5yl)[1,1'-biphenyl-d4]-4-yl]methyl]-1H-imidazole-5-methanol; Cozaar-d4; MK-954-d4. Grades: 95% by HPLC; 95% atom D. CAS No. 1030937-27-9. Molecular formula: C22H19D4ClN6O. Mole weight: 426.91.
Loureirin B
Loureirin B, isolated from the herbs of Dracaena cochinchinensis, is a channel blocker of Kv1.3 by interacting with amino acid residues in its selective filter region. Direct inhibition of Kv1.3 in T cells by SD and Loureirin B might be the cellular and molecular basis of SD-mediated immunosuppression. Loureirin B could evoke the elevation of [Ca(2+)](I) in a dose-dependent manner. Loureirin B is also the effective component in dragon's blood modulating sodium currents in trigeminal ganglion neurons. Uses: Analgesic / anti-inflammatory. Alternative Names: 1-Propanone,1-(4-hydroxyphenyl)-3-(2,4,6-triMethoxyphenyl). Grades: >98%. CAS No. 119425-90-0. Molecular formula: C18H20O5. Mole weight: 316.35.
L-Penicillamine
L-Penicillamine is a medication primarily used for the treatment of Wilson's disease. Alternative Names: 3-Mercapto-L-valine; (+)-Penicillamine; (R)-Penicillamine; NSC 241261; Penicillamine L-form; L-(+)-beta-Mercaptovaline; 3,3-Dimethyl-L-cysteine; L-Pen; (R)-2-Amino-3-mercapto-3-methylbutanoic acid. Grades: ≥ 98% by HPLC. CAS No. 1113-41-3. Molecular formula: C5H11NO2S. Mole weight: 149.21.
L-PHE(4-COCH3)
L-PHE(4-COCH3). Alternative Names: L-Phe(4-Ac)-OH; L-4-Acetylphe. Grades: ≥ 98% by Chiral HPLC. CAS No. 122555-04-8. Molecular formula: C11H13NO3. Mole weight: 207.23.
L-Phenylalanine
L-Phenylalanine is an essential amino acid that is important for the biosynthesis of other amino acids including melanin, dopamine, noradrenalin and thyroxine. Protein supplement in health care products. Uses: Ingredient of health care products. Alternative Names: Phenylalanine; (S)-2-Amino-3-phenylpropanoic acid; 3-Phenyl-L-alanine; (S)-Phenylalanine; H-Phe-OH; Alanine, phenyl-, L-; (-)-Phenylalanine; (S)-(-)-Phenylalanine; (S)-Phenylalanine; (S)-α-Amino-β-phenylpropionic acid; (S)-α-Aminobenzenepropanoic acid; (S)-α-Aminohydrocinnamic acid; 3-Phenylalanine; L-(-)-Phenylalanine; L-Alanine, 3-phenyl-; Antibiotic FN 1636; Benzenepropanoic acid, α-amino-, (S)-; NSC 79477; Phenyl-α-alanine; Phenylalanine; β-Phenyl-L-alanine; β-Phenyl-α-alanine; Aspartame EP Impurity C. Grades: 98%. CAS No. 63-91-2. Molecular formula: C9H11NO2. Mole weight: 165.20.
L-Phenylalanine-[2-13C]
L-Phenylalanine-[2-13C] is the isotope form of L-phenylalanine. L-Phenylalanine is an essential amino acid that is important for the biosynthesis of other amino acids including melanin, dopamine, noradrenalin and thyroxine. Alternative Names: L-Phenylalanine-2-13C. Grades: 98% by CP; 99% atom 13C. CAS No. 136056-01-4. Molecular formula: C8[13C]H11NO2. Mole weight: 166.18.
L-Phenylalanine-[3,3-d2]
L-Phenylalanine-[3,3-d2] is the isotope form of L-phenylalanine. L-Phenylalanine is an essential amino acid that is important for the biosynthesis of other amino acids including melanin, dopamine, noradrenalin and thyroxine. Alternative Names: L-Phenylalanine-3,3-d2. Grades: 98% by CP; 98% atom D. CAS No. 221346-31-2. Molecular formula: C9H9D2NO2. Mole weight: 167.20.