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Synonyms: 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). Synonyms: 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). Synonyms: 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.
Synonyms: H-L-Trp-AMC HCl; N-(4-Methyl-2-oxo-2H-1-benzopyran-7-yl)-L-tryptophanamide-hydrogen chloride; (S)-2-amino-3-(1H-indol-3-yl)-N-(4-methyl-2-oxo-2H-chromen-7-yl)propanamide hydrochloride; (2S)-2-amino-3-(1H-indol-3-yl)-N-(4-methyl-2-oxochromen-7-yl)propanamide hydrochloride; H L Trp AMC HCl. Grades: ≥ 99% (HPLC). CAS No. 201860-49-3. Molecular formula: C21H20ClN3O3. Mole weight: 397.85.
L-Tryptophan amide hydrochloride
. Uses: An amino acid amide used as a substrate for studying the action of aminopeptidase enzyme. note: the isomer d,l-tryptophanamide, hydrochloride is also available as catalogue number t89550. Synonyms: L-Trp-NH2 HCl; (2R,3R)-2-amino-3-hydroxy-N-naphthalen-2-ylbutanamide; L-Threonyl b-naphthylamide; Threonine b-naphthylamide; L-Threonine b-naphthylamide. Grades: ≥ 98% (HPLC). CAS No. 5022-65-1. Molecular formula: C11H13N3O·HCl. Mole weight: 239.70.
L-Tyrosine-induced antinociception is mediated by central delta-opioid receptors and by the bulbo-spinal noradrenergic system. Synonyms: L-Tyr-OMe; L-Tyrosine Methyl Ester; methyl(2S)-2-amino-3-(4-hydroxyphenyl)propanoate; Methyl L-tyrosinate. Grades: ≥ 99% (HPLC). CAS No. 1080-06-4. Molecular formula: C10H13NO3. Mole weight: 195.20.
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. Synonyms: 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.
Luciferase, firefly
Luciferase, firefly is a bioluminescent enzyme responsible for bioluminescence in fireflies and click beetles. Synonyms: Luciferase from Photinus pyralis (firefly). Grades: >98%. CAS No. 61970-00-1.
Lucilactaene
It is produced by the strain of Fusarium sp. RK-97-94. It is a P53-transfected tumor cell cycle inhibitor. It inhibits the cell cycle progression of H1299/TSP53 in G1 phase. Molecular formula: C22H27NO6. Mole weight: 401.45.
Luminacin C1
It is produced by the strain of Streptomyces sp. Mer-VD1207. It has a strong inhibitory effect on capillary formation (IC50 is less than 0.1 μg/mL), Luminacin D has the strongest activity. Molecular formula: C25H36O9. Mole weight: 480.55.
Luminacin E1
It is produced by the strain of Streptomyces sp. Mer-VD1207. It has a strong inhibitory effect on capillary formation (IC50 is less than 0.1 μg/mL), Luminacin D has the strongest activity. Molecular formula: C26H38O9. Mole weight: 494.57.
Luminacin F
It is produced by the strain of Streptomyces sp. Mer-VD1207. It has a strong inhibitory effect on capillary formation (IC50 is less than 0.1 μg/mL), Luminacin D has the strongest activity. Molecular formula: C25H36O8. Mole weight: 464.55.
Luminacin G1
It is produced by the strain of Streptomyces sp. Mer-VD1207. It has a strong inhibitory effect on capillary formation (IC50 is less than 0.1 μg/mL), Luminacin D has the strongest activity. Molecular formula: C25H36O8. Mole weight: 464.55.
Luminacin G2
It is produced by the strain of Streptomyces sp. Mer-VD1207. It has a strong inhibitory effect on capillary formation (IC50 is less than 0.1 μg/mL), Luminacin D has the strongest activity. Molecular formula: C25H36O8. Mole weight: 464.55.
Luminamicin
It is produced by the strain of Actinoplanes coloradoensis. It mainly inhibits the anaerobic bacteria, such as clostridium and clostridium, and has certain effects on haemophilus influenzae and Gonorrhoeae cuminella, but not against other aerobic bacteria. Synonyms: Coloradocin; 1, 24-Methano-1H, 9H, 15H-furo(3', 4':10, 11)(1, 7)dioxacyclotetradecino(4, 3-e)pyrano(2, 3-i)(4)benzoxecin-6, 13, 15, 18(3ah)-tetrone, 4, 5, 7a, 8, 16, 17, 20, 20a, 24, 25, 26, 26a-dodecahydro-8, 26-dihydroxy-22, 25-dimethyl-5-methoxy-. CAS No. 99820-21-0. Molecular formula: C32H38O12. Mole weight: 614.64.
Lunatoic acid A
It is produced by the strain of Cochlioblus lunata. It has anti-mould (partial) and bacterial (individual) effects. Synonyms: Hexanoic acid, 2,4-dimethyl-, (7R)-3-((1E)-2-carboxyethenyl)-7,8-dihydro-7-methyl-6,8-dioxo-6H-2-benzopyran-7-yl ester, (2S,4S)-; Hexanoic acid, 2,4-dimethyl-, 3-(2-carboxyethenyl)-7,8-dihydro-7-methyl-6,8-dioxo-6H-2-benzopyran-7-yl ester, (7R-(3(E),7R*(2S*,4S*)))-; (2S,4S)-2,4-Dimethylhexanoic acid [(7R)-3-[(E)-2-carboxyethenyl]-7,8-dihydro-7-methyl-6,8-dioxo-6H-2-benzopyran-7-yl] ester. Grades: >95%. CAS No. 65745-48-4. Molecular formula: C21H24O7. Mole weight: 388.41.
Lunatoic acid B
It is produced by the strain of Cochlioblus lunata. It has anti-mould (partial) and bacterial (individual) effects. Synonyms: (2S,4S)-2,4-Dimethylhexanoic acid [(7R)-3-[(E)-2-carboxyethenyl]-7,8-dihydro-7-hydroxy-7-methyl-6-oxo-6H-2-benzopyran-8α-yl] ester. Grades: >95%. CAS No. 65745-49-5. Molecular formula: C21H26O7. Mole weight: 390.43.
Luteinizing Hormone-Releasing Hormone (LH-RH)
Luteinizing hormone releasing hormone (LH-RH) is a reproductive hormone. Synonyms: Salmon-gnrh; Gnrh, salmon-; Salmon-LHRH; LHRH (salmon). Grades: ≥95%. CAS No. 86073-88-3. Molecular formula: C60H73N15O13. Mole weight: 1212.3.
Luteoreticulin
Luteoreticulin is a rare nitrophenyl pyranone closely related to aureothin, neoaureothin and its unusual photoisomers Antibiotics SNF4435C and D. It is a potent antitumor agent produced by Streptomyces luteoreticuli with pronounced immunosuppressive. It also has nematocide activity. Synonyms: Griseulin; 6-[(1E,3E)-1,3-Dimethyl-4-(4-nitrophenyl)-1,3-butadien-1-yl]-4-methoxy-3-methyl-2H-pyran-2-one; (E,E)-6-[1,3-Dimethyl-4-(4-nitrophenyl)-1,3-butadienyl]-4-methoxy-3-methyl-2H-Pyran-2-one. Grades: >99% by HPLC. CAS No. 22388-89-2. Molecular formula: C19H19NO5. Mole weight: 341.36.
Luzopeptin A
Luzopeptin A is a cyclic depsipeptide antibiotic produced by an actinomycete strain. It has anti-tumor activity. It is a potent inhibitor of HIV-1 reverse transcriptase. Synonyms: BBM-928A. Grades: >99% by HPLC. CAS No. 75580-37-9. Molecular formula: C64H78N14O24. Mole weight: 1427.38.
L-Valine Amide is a reagent used in the synthesis of alkylpyrazines. Also used in the synthesis of elastase inhibitory activity. Synonyms: L-Val-NH2 HCl; (2S)-2-amino-3-methylbutanamide hydrochloride; H-Val-NH2 HCl; L-Valinamide Hydrochloride. Grades: ≥ 99% (HPLC). CAS No. 3014-80-0. Molecular formula: C5H12N2O·HCl. Mole weight: 152.60.
L-Valine chloromethyl ketone hydrochloride acts as a reagent in the preparation of tetrapeptidyl chloromethyl ketones, which are potent inhibitors of proteinase K. Synonyms: L-Val-CMK HCl; H-Val CH2Cl HCl; H-L-Val-CMK HCl; (3S)-3-amino-1-chloro-4-methylpentan-2-one hydrochloride; L Val CMK HCl; H L Val CMK HCl. Grades: ≥ 97%. CAS No. 107831-79-8. Molecular formula: C6H12ClNO·HCl. Mole weight: 186.10.
L-Valine tert-butyl ester hydrochloride is a protected form of L-Valine. L-Valine is an essential amino acid that is used as an ingredient in cosmetic formulations, pharmaceuticals, and animal feed products. L-valine is also important for growth and ammonia detoxification in humans. Synonyms: L-Val-OtBu HCl; L-Valine tert-Butyl Ester Hydrochloride; H-Val-OtBu HCl; (S)-tert-Butyl 2-amino-3-methylbutanoate hydrochloride; L-Valine, 1,1-dimethylethyl ester, hydrochloride; L-2-Aminoisovaleric Acid tert-Butyl Ester Hydrochloride. Grades: ≥ 99% (HPLC). CAS No. 13518-40-6. Molecular formula: C9H19NO2·HCl. Mole weight: 209.70.
L-Valyl-L-glutamic acid
Synonyms: Val-Glu-OH; Val Glu OH. Grades: ≥ 99% (TLC). CAS No. 3062-7-5. Molecular formula: C10H18N2O5. Mole weight: 246.26.
Lycomarasmin
It is produced by the strain of Fusarium oxysporum var. lycopersici, Fus. oxysporum var. vasinfectum, Fus. oxysporum var. melonis. It has the inhibitory effect of lactobacillus casei, and it is a plant toxin. Molecular formula: C9H15N3O7. Mole weight: 277.23.
Lydicamycin
It is produced by the strain of Str. lydicus. It has anti-gram-positive bacterial effect, as well as methicillin-resistant (MRSA) staphylococcus aureus. Synonyms: Indicine N-oxide; lycopsamine A N-oxide; INDI; Echinatine, N-oxide. Grades: >95% by HPLC. CAS No. 133352-27-9. Molecular formula: C47H74N4O10. Mole weight: 855.12.
Lydimycin
It is produced by the strain of Str. lydicus NRRL 2433. It has a broad spectrum of anti-bacterial and mycobacterial effects. Biotin can counteract its antibacterial activity in the synthetic medium. Synonyms: Lidimycin; alpha-Dehydrobiotin; Lidimicina; Lidimycine; 2-Pentenoic acid, 5-(hexahydro-2-oxo-1H-thieno(3,4-d)imidazol-4-yl)-, (3aS(3aalpha,4beta,6aalpha))-; (+)-α-trans-Dehydrobiotin; [E,(+)]-5-[(3aS,4S,6aR)-Hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4α-yl]-2-pentenoic acid; (E)-2,3-didehydro-biotin. Grades: 95%. CAS No. 10118-85-1. Molecular formula: C10H14N2O3S. Mole weight: 242.30.
Lymphostin
It is produced by the strain of Str. sp. K Y 11783. It's an immunosuppressant. It has inhibitory effects on lymphocyte kinase (IC50 is 0.05 μmol/L), and it also inhibits mixed lymphocyte response (IC50 is 0.009 μmol/L). 83 μg/mL of Lymphostin has no effect on the gram-positive bacteria and negative bacteria. Synonyms: N-Acetyl-4-(3-methoxyacryloyl)pyrrolo[4,3,2-de]quinoline-6,8-diamine; Antibiotic LK6A. CAS No. 191474-39-2. Molecular formula: C16H14N4O3. Mole weight: 310.31.
Lys-Ala-βNA
Specific substrate for dipeptidyl aminopeptidase. Synonyms: Lys-Ala-β-naphthylamide; l-lysyl-alanine-2-naphthylamide; Lys Ala βNA. Grades: 95%. CAS No. 20314-31-2. Molecular formula: C19H26N4O2. Mole weight: 342.44.
Lysinoalanine 2HCl
. Uses: This not naturally occurring amino acid was first observed after alkali treatment of different proteins. synthetic lysinoalanine was found to have a strong chelating ability for metals. Synonyms: H-Lys(DL-2-amino-2-carboxyethyl)-OH 2HCl; Lysinoalanine Dihydrochloride. Grades: ≥ 99% (TLC). CAS No. 4418-81-9. Molecular formula: C9H19N3O4·2HCl. Mole weight: 306.19.
Lysipressin Acetate
Lysipressin Acetate is a lysine vasopressin, which retains water in the body and constricts blood vessels. Synonyms: Vasopressin, 8-l-lysine-, monoacetate (salt). CAS No. 83968-49-4. Molecular formula: C48H69N13O14S2. Mole weight: 1116.3.