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.
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L-Serine, phenylmethylester
L-Serine, phenylmethylester. Alternative Names: L-Serine benzyl; L-Ser-OBzl; (S)-Benzyl 2-amino-3-hydroxypropanoate. CAS No. 1738-72-3. Molecular formula: C10H13NO3. Mole weight: 195.21.
L-Ser(Me)-Otbu HCl
L-Ser(Me)-Otbu HCl. Alternative Names: (S)-tert-Butyl 2-amino-3-methoxypropanoate hydrochloride. CAS No. 1821839-04-6. Molecular formula: C8H18ClNO3. Mole weight: 211.68.
L-seryl-L-tyrosine 2-naphthylamide
L-seryl-L-tyrosine 2-naphthylamide is a specific substrate for dipeptidyl aminopeptidase I (cathepsin C). Alternative Names: H-Ser-Tyr-bNA; H-Ser-Tyr-βNA; Ser-Tyr beta-naphthylamide; L-Ser-L-Tyr 2-naphthylamide. Grades: 95%. CAS No. 24008-82-0. Molecular formula: C22H23N3O4. Mole weight: 393.44.
LSKL, Inhibitor of Thrombospondin TSP-1
LSKL, Inhibitor of Thrombospondin (TSP-1), derived from the latency-associated peptide, inhibits thrombospondin (TSP-1) activation of TGF-β, thus prevents the progression of hepatic damage and fibrosis. Alternative Names: H-LSKL-NH2; L-leucyl-L-seryl-L-lysyl-L-leucinamide. Grades: ≥98%. CAS No. 283609-79-0. Molecular formula: C21H42N6O5. Mole weight: 458.59.
L-stizolobinic acid
L-stizolobinic acid. Alternative Names: Stizolobinic acid; alpha-Amino-6-carboxy-2-oxo-2H-pyran-3-propionic acid; (αS)-α-Amino-6-carboxy-2-oxo-2H-pyran-3-propanoic acid. CAS No. 17388-96-4. Molecular formula: C9H9NO6. Mole weight: 227.17.
L-tert-leucinamide hydrochloride
L-tert-leucinamide hydrochloride. Alternative Names: (S)-2-Amino-3,3-dimethylbutanamide hydrochloride; L-Tert-Leucinamide HCl; Tle-Nh2 HCl. CAS No. 75158-12-2. Molecular formula: C6H15ClN2O. Mole weight: 166.65.
L-tert-Leucine ethyl ester hydrochloride
L-tert-Leucine ethyl ester hydrochloride. Alternative Names: (S)-ethyl 2-amino-3,3-dimethylbutanoate hydrochloride. CAS No. 144054-74-0. Molecular formula: C8H18ClNO2. Mole weight: 195.69.
L-tert-Leucine N-methylamide
L-tert-Leucine N-methylamide. Alternative Names: H-Tle-NHMe; H-(tBu)Gly-NHMe; L-α-(t-Butyl)glycine N-methylamide. CAS No. 89226-12-0. Molecular formula: C7H16N2O. Mole weight: 144.21.
L-Threonine 7-amido-4-methylcoumarin. Alternative Names: H-Thr-AMC; (2S,3R)-2-Amino-3-hydroxybutanoic acid 7-amido-4-methylcoumarin. CAS No. 191723-66-7. Molecular formula: C14H16N2O4. Mole weight: 276.29.
L-Threonine amide hydrochloride
L-Threonine Amide Hydrochloride is used as a reagent in the synthesis of N-monosubstituted [(pyridin-2-yl)methyl]amine and [(pyrimidin-4-yl)methyl]amine derivatives as transient receptor potential cation channel 3 (TRPV3) modulators. Alternative Names: L-Thr-NH2 HCl; H-Thr-NH2 HCl; 2-Amino-3-hydroxy-(2S,3R)butanamide monohydrochloride; L-Threoninamide hydrochloride. Grades: ≥ 98%(HPLC). CAS No. 33209-01-7. Molecular formula: C4H10N2O2·HCl. Mole weight: 154.60.
L-Threonine methyl amide hydrochloride. Alternative Names: L-Thr-NHMe HCl; L THR NHME HCl; H-L-Thr-nhme HCl; H-THR-NHME HCl; (2S,3R)-2-amino-3-hydroxy-N-methylbutanamide hydrochloride; H THR NHME HCl. Grades: ≥ 95%. CAS No. 176543-45-6. Molecular formula: C5H12N2O2·HCl. Mole weight: 168.62.
L-Threonine methyl ester hydrochloride
L-Threonine methyl ester is a protected form of L-Threonine. L-Threonine is an essential amino acid that is commonly used as a feed and food additive. L-Threonine is produced in mass quantities by mutant Escherichia coli strains for research and food nutrition purposes. L-Threonine can be naturally found in fish and poultry, and is incorporated in some important proteins in the human body (such as hemoglobin and insulin). Alternative Names: L-Thr-OMe HCl; methyl(2S,3R)-2-amino-3-hydroxybutanoate hydrochloride; L-Threonine methyl ester hydrochloride. Grades: ≥ 98% (HPLC). CAS No. 39994-75-7. Molecular formula: C5H11NO3·HCl. Mole weight: 169.60.
L-Threonine tert-butyl ester hydrochloride
L-Threonine tert-butyl ester is a protected form of L-Threonine. L-Threonine is an essential amino acid that is commonly used as a feed and food additive. L-Threonine is produced in mass quantities by mutant Escherichia coli strains for research and food nutrition purposes. L-Threonine can be naturally found in fish and poultry, and is incorporated in some important proteins in the human body (such as hemoglobin and insulin). Alternative Names: L-Thr-OtBu HCl; (2S,3R)-tert-Butyl 2-amino-3-hydroxybutanoate hydrochloride; tert-butyl 2-amino-3-hydroxybutanoate hydrochloride. Grades: ≥ 99.9% (assay). CAS No. 69320-90-7. Molecular formula: C8H17NO3·HCl. Mole weight: 211.69.
Amino acid derivative that may be used to prepare the corresponding amino acid amide L-Tryptophanamide Hydrochloride. Alternative Names: L-Trp-OMe HCl; L-Tryptophan methyl ester hydrochloride; methyl(2S)-2-amino-3-(1H-indol-3-yl)propanoate hydrochloride. Grades: ≥ 99% (HPLC). CAS No. 7524-52-9. Molecular formula: C12H14N2O2·HCl. Mole weight: 254.70.
L-Tryptophanol
L-Tryptophanol. Alternative Names: (S)-2-Amino-3-(3-indolyl)-1-propanol; L-Trp-ol. Grades: ≥ 98% (HPLC, Chiral purity). CAS No. 2899-29-8. Molecular formula: C11H14N2O. Mole weight: 190.3.
L-Tryptophan t-butyl ester hydrochloride
L-Tryptophan t-butyl ester hydrochloride. Uses: L-tryptophan tert-butyl ester hydrochloride is a protected form of l-tryptophan. l-tryptophan is an essential amino acid that is important for cell proliferation and the biosynthesis of proteins. it is a precursor to serotonin, a neurotransmitter that aids in sleep and mental state. l-tryptophan is also thought to cause eosinophilia-myalgia syndrome. Alternative Names: H-Trp-OtBu HCl. Grades: ≥ 95%. CAS No. 115692-31-4. Molecular formula: C15H21ClN2O2. Mole weight: 296.80.
L-Tryptophyl-L-glutamine is a dipeptide consisting of tryptophan (L-Trp) and glutamine (L-Gln). Tryptophan is an aromatic, hydrophobic amino acid known for its role in protein structure and as a precursor for serotonin and melatonin. Glutamine, a polar amino acid, is crucial for nitrogen metabolism and cellular functions. This dipeptide can be used in studies related to protein interactions, structural analysis, or in the design of peptides with potential therapeutic applications. The combination of tryptophan and glutamine may also influence the peptide's properties and its interaction with biological systems. Alternative Names: WQ; L-Glutamine, N2-L-tryptophyl-; L-Tryptophanyl-L-glutamine; Trp-Gln; H-Trp-Gln-OH; H-WQ-OH; Tryptophanyl-glutamine. Grades: ≥95%. CAS No. 175027-12-0. Molecular formula: C16H20N4O4. Mole weight: 332.35.
L-Tyr(Bzl)-ol
L-Tyr(Bzl)-ol. Alternative Names: L-Tyrosinol(benzyl); Tyrosinol(benzyl); O-Benzyl-L-tyrosinol; (S)-2-amino-3-(4-(benzyloxy)phenyl)propan-1-ol. Grades: ≥ 98% (HPLC). CAS No. 85803-44-7. Molecular formula: C16H19NO2. Mole weight: 257.33.
L-Tyrosine-[15N]
L-Tyrosine-[15N] is a labelled L-Tyrosine. Tyrosine is a non-essential amino acid synthesized from phenylalanine. It is the precursor of some neurotransmitters. Alternative Names: (S)-2-Amino-3-(4-hydroxyphenyl)propionic acid-15N; 3-(4-Hydroxyphenyl)-L-alanine-15N; L-4-Hydroxyphenylalanine-15N; 15N Labeled L-tyrosine. Grades: 98% by HPLC; 98% atom 15N. CAS No. 35424-81-8. Molecular formula: C9H11[15N]O3. Mole weight: 182.18.
L-Tyrosine 4-nitroanilide
L-Tyrosine 4-nitroanilide. Alternative Names: L-Tyr-pNA; (2S)-2-amino-3-(4-hydroxyphenyl)-N-(4-nitrophenyl)propanamide. Grades: ≥ 99% (HPLC). CAS No. 52551-07-2. Molecular formula: C15H15N3O4. Mole weight: 301.30.
L-Tyrosine 7-amido-4-methylcoumarin
L-Tyrosine 7-amido-4-methylcoumarin. Alternative Names: H-Tyr-AMC. CAS No. 94099-57-7. Molecular formula: C19H18N2O4. Mole weight: 338.36.
L-Tyrosine tert-butyl ester is a protected form of L-Tyrosine. L-Tyrosine is an essential amino acid that exhibits in vitro antioxidant and antiradical activities. L-Tyrosine is used as a precursor to synthesize catecholamines in human keratinocytes, and also for the synthesis of proteins and thyroid hormones. Alternative Names: L-Tyr-OtBu; H-Tyr-OtBu; tert-Butyl L-tyrosinate; L-tyrosine-COOBu-t; L-Tyrosine tert-butyl ester; t-butyl ester of tyrosine. Grades: ≥ 99% (HPLC). CAS No. 16874-12-7. Molecular formula: C13H19NO3. Mole weight: 237.30.
L-Tyrosinol
L-Tyrosinol. Alternative Names: Tyrosinol; H-Tyrosinol; (S)-4-(2-Amino-3-hydroxypropyl)phenol; 4-[(2S)-2-amino-3-hydroxypropyl]phenol. CAS No. 5034-68-4. Molecular formula: C9H13NO2. Mole weight: 167.17.
Lucifensin
Lucifensin is the key antimicrobial peptide of the green bottle fly larvae Lucilia sericata. This defensin protects the larvae when they are exposed to the infectious environment of a wound during maggot therapy and it also contributes as a disinfectant and healing factor.
Lucilin, partial
Lucilin, partial was found in Lucilia sericata [Green bottle fly] and has antimicrobial activity. Grades: >96% by HPLC.
Lumbrican
Lumbrican has antibacterial and antifungal activities. Lumbrican was found in Lumbricus rubellus [Humus earthworm]. Grades: >96% by HPLC.
Lunasin
Lunasin is a novel, cancer-preventive peptide whose efficacy against chemical carcinogens and oncogenes has been demonstrated in mammalian cells and in a skin cancer mouse model. Grades: 95%.
Lunatusin
Lunatusin is an antifungal peptide with a molecular mass around 7kDa, which was purified from the seeds of Chinese lima bean (Phaseolus lunatus L.). Lunatusin exerted an antifungal activity toward fungal species such as Fusarium oxysporum, Mycosphaerella arachidicola and Botrytis cinerea, and an antibacterial action on, Bacillus megaterium, Bacillus subtilis, Proteus vulgaris and Mycobacterium phlei. It also inhibited proliferation in the breast cancer cell line MCF-7.
Luteinizing Hormone-Releasing Hormone (LH-RH)
Luteinizing hormone releasing hormone (LH-RH) is a reproductive hormone. Alternative Names: Salmon-gnrh; Gnrh, salmon-; Salmon-LHRH; LHRH (salmon). Grades: ≥95%. CAS No. 86073-88-3. Molecular formula: C60H73N15O13. Mole weight: 1212.3.
L-Valine-2-chlorotrityl resin
Pre-loaded resins for solid phase peptide and organic synthesis. Alternative Names: L-Val-2-chlorotrityl resin.
L-Valine 4-methoxy-β-naphthylamide hydrochloride
L-Valine 4-methoxy-β-naphthylamide hydrochloride. Alternative Names: H-Val-4MβNA HCl. CAS No. 201982-92-5. Molecular formula: C16H21ClN2O2. Mole weight: 308.80.