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Alldimycin A
It is produced by the strain of SE-2385-Al. Alldimycin A inhibited the growth of L1210 cells and the synthesis of DNA and RNA with IC50 of 0.005 ?/mL, 0.92 and 0.47 ?/mL, respectively. Synonyms: DTXSID40924150; Alldimycin A; Antibiotic ALR 3; 3-Ethyl-3,4,5,7,10-pentahydroxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracen-1-yl 2,3,6-trideoxy-3-(dimethylamino)hexopyranoside; 5,12-Naphthacenedione,8-ethyl-7,8,9,10-tetrahydro-1,4,6,7,8-pentahydroxy-10-[[2,3,6-trideoxy-3-(dimethylamino)-a-L-lyxo-hexopyranosyl]oxy]-,[7R-(7a,8b,10b)]-. Grade: 95%. CAS No. 122397-46-0. Molecular formula: C28H33NO10. Mole weight: 543.56.
Alldimycin B
It is produced by the strain of SE-2385-Al. Synonyms: 2-ethyl-2,7,10,12-tetrahydroxy-6,11-dioxo-4-{[2,3,6-trideoxy-3-(dimethylamino)hexopyranosyl]oxy}-1,2,3,4,6,11-hexahydrotetracen-1-yl 2,3,6-trideoxy-3-(dimethylamino)hexopyranoside; DTXSID80913801; 5,12-Naphthacenedione, 8-ethyl-7,8,9,10-tetrahydro-1,4,6,8-tetrahydroxy-7,10-bis((2,3,6-trideoxy-3-(dimethylamino)-alpha-L-lyxo-hexopyranosyl)oxy)-, (7R-(7alpha,8beta,10beta))-; 5,12-Naphthacenedione,8-ethyl-7,8,9,10-tetrahydro-1,4,6,8-tetrahydroxy-7,10-bis[[2,3,6-trideoxy-3-(dimethylamino)-a-L-lyxo-hexopyranosyl]oxy]-,[7R-(7a,8b,10b)]-; Alldimycin B; Alpharubicin II. Grade: 95%. CAS No. 97605-82-8. Molecular formula: C36H48N2O12. Mole weight: 700.77.
Alldimycin C
It is produced by the strain of SE-2385-Al. Synonyms: CTK3I7025; DTXSID50915296; (7R,8R,10S)-7-[(2S,4S,5S,6S)-4-dimethylamino-5-hydroxy-6-methyl-oxan-2-yl]oxy-8-ethyl-1,4,6,8,10-pentahydroxy-9,10-dihydro-7H-tetracene-5,12-dione; 2-Ethyl-2,4,7,10,12-pentahydroxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracen-1-yl 2,3,6-trideoxy-3-(dimethylamino)hexopyranoside; 5,12-Naphthacenedione, 8-ethyl-7,8,9,10-tetrahydro-1,4,6,8,10-pentahydroxy-7-((2,3,6-trideoxy-3-(dimethylamino)-alpha-L-lyxo-hexopyranosyl)oxy)-, (7R-(7alpha,8beta,10beta))-. Grade: 95%. CAS No. 94818-02-7. Molecular formula: C28H33NO10. Mole weight: 543.56.
Alliacol A
It is produced by the strain of Marasmium alliaceus. It has weak antibacterial and fungal activity and strong inhibition of DNA synthesis of Ehrlician ascites cancer cells (2-5 ?/mL). The reaction with cysteine to form an admixture greatly reduced the biological activity. Synonyms: DTXSID80229590; 8H-Oxireno[1,7a]indeno[3a,4-b]furan-6(2H)-one,hexahydro-4a-hydroxy-2,9,9-trimethyl-5-methylene-, (1aR,2R,4aS,7aS,9aR)-; Alliacolide II. Grade: 95%. CAS No. 79232-29-4. Molecular formula: C15H20O4. Mole weight: 264.32.
Alliacol B
It is produced by the strain of Marasmium alliaceus. It has weak antibacterial and fungal activity and strong inhibition of DNA synthesis of Ehrlician ascites cancer cells (2-5 ?/mL). The reaction with cysteine to form an admixture greatly reduced the biological activity. Synonyms: NSC 350186; 8H-Oxireno(1,7a)indeno(3a,4-b)furan-6(2H)-one, 3,4,9,9a-tetrahydro-5-(hydroxymethyl)-2,9,9-trimethyl-, (2R-(1aR*,2alpha,7aS*,9aalpha))-; (1aR,2R,7aS,9aR)-3,4,9,9a-Tetrahydro-5-hydroxymethyl-2,9,9-trimethyl-8H-oxireno[1,7a]indeno[3a,4-b]furan-6(2H)-one; 12-Hydroxydehydroalliacolide. Grade: 98%. CAS No. 79232-33-0. Molecular formula: C15H20O4. Mole weight: 264.32.
Alliacolide
It is produced by the strain of Marasmius alliaceus (Basidiomycetes). It inhibits the activity of Ehrlician ascites cancer cells. Synonyms: Alliacolide-1; 8H-Oxireno[1,4-b]furan-6(2H)-one, hexahydro-4a-hydroxy-2,5,9,9-tetramethyl-, [2R-(1aR*,2alpha,4abeta,5alpha,7aS*,9aalpha)]-; (1aR,2R,4aS,5S,7aS,9aR)-4a-hydroxy-2,5,9,9-tetramethylhexahydro-8H-oxireno[2',3':1,7a]indeno[3a,4-b]furan-6(2H)-one. CAS No. 66389-08-0. Molecular formula: C15H22O4. Mole weight: 266.33.
(-)-allo-Protolichesterinic acid
(-)-allo-Protolichesterinic acid can inhibit 5-lipoxygenase in vitro. CAS No. 22800-27-7. Molecular formula: C19H32O4. Mole weight: 324.45.
Allorhizin
It is the constituent of Psoroma allorhizum. Synonyms: 11H-Dibenzo[b,e][1,4]dioxepin-6-carboxaldehyde, 2,7-dichloro-3-hydroxy-8-methoxy-1,4,9-trimethyl-11-oxo-. CAS No. 84592-16-5. Molecular formula: C18H14Cl2O6. Mole weight: 397.21.
Alnumycin
It is produced by the strain of Streptomyces sp. DSM 11575. The antibacterial spectrum is narrow, and it only has the activity of resistant bacillus subtilis, gambogic micrococcus and other gram-positive bacteria, but has no effect on gram-negative bacteria. It can inhibit the growth of K562 human leukemic cells with IC50 of 0.53 ?/mL. Molecular formula: C22H24O8. Mole weight: 416.42.
α-Conotoxin EI (free acid) is a nicotinic acetylcholine receptor ligand. Synonyms: α-Conotoxin El, Conus ermineus, free acid; H-Arg-Asp-Hyp-Cys-Cys-Tyr-His-Pro-Thr-Cys-Asn-Met-Ser-Asn-Pro-Gln-Ile-Cys-OH (Disulfide bridge: Cys4-Cys10, Cys5-Cys18). Grade: ≥95%. CAS No. 1926163-14-5. Molecular formula: C83H124N26O28S5. Mole weight: 2094.37.
α-Conotoxin MI
α-Conotoxin MI has been isolated from the venom of the sea snail Conus imperialis. The conotoxin is a ligand for nicotinic acetylcholine receptors. Synonyms: Alpha-Conotoxin MI; Conotoxin G I, 1-(N2-glycyl-L-arginine)-4-L-histidine-9-L-lysine-10-L-asparagine-. CAS No. 88217-10-1. Molecular formula: C58H88N22O17S4. Mole weight: 1493.72.
α-Factor Mating Pheromone, yeast acetate
α-Factor Mating Pheromone, yeast acetate is a tridecapeptide secreted by Saccharomyces cerevisiae α cells via the Ste2p receptor, which facilitates in regulating the mating in yeast. Synonyms: H-Trp-His-Trp-Leu-Gln-Leu-Lys-Pro-Gly-Gln-Pro-Met-Tyr-OH.CH3CO2H; Mating Factor α acetate; alphaSC1-Pheromone acetate; L-tryptophyl-L-histidyl-L-tryptophyl-L-leucyl-L-glutaminyl-L-leucyl-L-lysyl-L-prolyl-glycyl-L-glutaminyl-L-prolyl-L-methionyl-L-tyrosine acetic acid. Grade: ≥95%. Molecular formula: C84H118N20O19S. Mole weight: 1744.05.
α-Gliadin (31-43)
α-Gliadin (31-43) is the 31-43 amino acid residue of α-Gliadin responsible for the innate immune response in celiac disease patients. Synonyms: alpha-Gliadin (31-43); H-Leu-Gly-Gln-Gln-Gln-Pro-Phe-Pro-Pro-Gln-Gln-Pro-Tyr-OH. Molecular formula: C71H102N18O20. Mole weight: 1527.8.
α-Me-Asp-OH
α-Me-Asp-OH. Synonyms: H-aMeAsp-OH; 2-Methyl-L-Aspartic Acid; alpha-methylaspartic acid; alpha-Me-Asp-OH; α Me Asp OH; alpha Me Asp OH. Grade: 95%. CAS No. 3227-17-6. Molecular formula: C5H9NO4. Mole weight: 147.13.
α-Me-D-Leu-OH
α-Me-D-Leu-OH. Synonyms: H-D-aMeLeu-OH; (R)-2-Amino-2,4-dimethylpentanoic acid; alpha-Me-D-Leu-OH; α Me D Leu OH; alpha Me D Leu OH. CAS No. 29589-03-5. Molecular formula: C7H15NO2. Mole weight: 145.2.
α-Me-D-Tyr-OH
α-Me-D-Tyr-OH. Synonyms: H-D-aMeTyr-OH; Demser; (R)-2-Amino-3-(4-hydroxyphenyl)-2-methylpropanoic acid; (R)-metirosine; alpha-Me-D-Tyr-OH; α Me D Tyr OH; alpha Me D Tyr OH. Grade: 95%. CAS No. 672-86-6. Molecular formula: C10H13NO3. Mole weight: 195.21.
α-Me-D-Val-OH HCl
α-Me-D-Val-OH HCl. Synonyms: alpha Me D Val OH HCl. Molecular formula: C6H14ClNO2. Mole weight: 167.63.
α-Methyl-4-fluoro-L-phenylalanine is used in the discovery of series of zwitterionic CCR3 antagonists. Synonyms: H-(Me)Phe(4-F)-OH; α-Me-L-Phe(4-F)-OH; (S)-2-Amino-2-methyl-3-(4-fluorophenyl)propanoic acid; H-L-α-Me-Phe(4-F)-OH; alpha-methyl-L-4-Fluorophenylalanine; (2S)-2-amino-3-(4-fluorophenyl)-2-methylpropanoic acid. Grade: ≥ 98% (HPLC). CAS No. 130855-57-1. Molecular formula: C10H12FNO2. Mole weight: 197.21.
α-Methyl-D-valine. Uses: Used in the preparation of medicinal and herbicidal agents. Synonyms: α-Me-D-Val-OH. Grade: ≥ 98% (NMR). CAS No. 53940-82-2. Molecular formula: C6H13NO2. Mole weight: 131.17.
α-Methyl-L-serine. Uses: A potential chiral building blocks for the synthesis of different α -methyl α -amino acids. Synonyms: 2-Methyl-L-serine; (S)-2-Amino-3-hydroxy-2-methylpropanoic acid. Grade: 98%. CAS No. 16820-18-1. Molecular formula: C4H9NO3. Mole weight: 119.12.
α-methyl-L-Serine(OtBu)
α-methyl-L-Serine(OtBu). CAS No. 114396-73-5. Molecular formula: C8H17NO3. Mole weight: 175.23.
α-Methyl-L-valine
Used in the preparation of medicinal and herbicidal agents. Uses: Used in the preparation of medicinal and herbicidal agents. Synonyms: H-(Me)Val-OH; (S)-2-Amino-2,3-dimethylbutanoic acid; α-Me-L-Val-OH; (S)-(-)-α-Methylvaline; (2S)-2-Amino-2,3-dimethylbutanoic acid; L-α-methylvaline; ALPHA-METHYL-L-VALINE; 3-Methyl-L-isovaline; alpha-methylvaline. Grade: ≥ 99.9% (Chiral purity). CAS No. 53940-83-3. Molecular formula: C6H13NO2. Mole weight: 131.18.
α-MSH (11-13)
α-MSH (11-13) is a fragment of Alpha-melanocyte-stimulating hormone (α-MSH), which is a neuropeptide with immunomodulatory properties. Synonyms: H-LYS-PRO-VAL-OH ACETATE SALT; H-LYS-PRO-VAL-OH ACOH; ALPHA-MSH (11-13); ALPHA-MSH (11-13) ACETATE SALT; msh(11-13.alpha.-MSH (11-13) (free acid); H-Lys-Pro-Val-OH; alpha-Msh (11-13) (free acid) acetate salt. CAS No. 67727-97-3. Molecular formula: C16H30N4O4. Mole weight: 342.43.
α-Neoendorphin (1-8) is a 8-amino acid peptide derived from the N-terminal of α-Neoendorphin which is an endogenous opioid peptide. Synonyms: alpha-Neoendorphin (1-8); H-Tyr-Gly-Gly-Phe-Leu-Arg-Lys-Tyr-OH; a-Neoendorphin (1-8). CAS No. 83339-89-3. Molecular formula: C49H70N12O11. Mole weight: 1003.15.
α-Prumycin HCl
α-Prumycin HCl is a carbohydrate antibiotic produced by Str. sp. F-1028. It has anti-fungal activity and weak anti-individual bacterial activity. CAS No. 54612-75-8. Molecular formula: C8H19Cl2N3O4. Mole weight: 292.16.
The Parkinson's disease-associated protein α-synuclein (α-syn) is not only expressed in the cytoplasm of neurons, but also secreted in the extracellular space and internalized into glial cells through a lipid raft dependent process. The tilted peptide α-synuclein(67-78) has a high affinity with cholesterol and is toxic to cultured astrocytes. The glycosphingolipid-binding domain of alpha-synuclein (34-45) encapsulates a cholesterol-recognition consensus motif with a low affinity and no toxicity. Synonyms: α-syn (34-45) (human); H-Lys-Glu-Gly-Val-Leu-Tyr-Val-Gly-Ser-Lys-Thr-Lys-OH; L-Lysine, L-lysyl-L-α-glutamylglycyl-L-valyl-L-leucyl-L-tyrosyl-L-valylglycyl-L-seryl-L-lysyl-L-threonyl-. Grade: ≥95%. CAS No. 2170181-52-7. Molecular formula: C59H101N15O18. Mole weight: 1308.52.
α-Synuclein (45-54) (human)
A pathogenic feature of Parkinson's disease (PD) is the aggregation of α-synuclein (α-syn) into toxic fibrils, and most of the early mutations are located between residues 46 and 53. Synonyms: H-Lys-Glu-Gly-Val-Val-His-Gly-Val-Ala-Thr-OH; L-Threonine, L-lysyl-L-α-glutamylglycyl-L-valyl-L-valyl-L-histidylglycyl-L-valyl-L-alanyl-; α-syn (45-54) (human). Grade: ≥95%. CAS No. 2243206-98-4. Molecular formula: C43H73N13O14. Mole weight: 996.12.
α-Synuclein (61-95) (human)
α-synuclein (61-95) has originally been isolated from the insoluble core of Alzheimer's disease (AD) amyloid plaque. Synonyms: H-Glu-Gln-Val-Thr-Asn-Val-Gly-Gly-Ala-Val-Val-Thr-Gly-Val-Thr-Ala-Val-Ala-Gln-Lys-Thr-Val-Glu-Gly-Ala-Gly-Ser-Ile-Ala-Ala-Ala-Thr-Gly-Phe-Val-OH; NAC; Non-Aβ Component of Alzheimer's Disease Amyloid. CAS No. 154040-19-4. Molecular formula: C141H235N39O49. Mole weight: 3260.61.
α-Synuclein (67-78) (human)
The Parkinson's disease-associated protein α-synuclein (α-syn) is not only expressed in the cytoplasm of neurons, but also secreted in the extracellular space and internalized into glial cells through a lipid raft dependent process. The tilted peptide α-synuclein(67-78) has a high affinity with cholesterol and is toxic to cultured astrocytes. The glycosphingolipid-binding domain of alpha-synuclein (34-45) encapsulates a cholesterol-recognition consensus motif with a low affinity and no toxicity. Synonyms: α-syn (67-78) (human); H-Gly-Gly-Ala-Val-Val-Thr-Gly-Val-Thr-Ala-Val-Ala-OH; L-Alanine, glycylglycyl-L-alanyl-L-valyl-L-valyl-L-threonylglycyl-L-valyl-L-threonyl-L-alanyl-L-valyl-. Grade: ≥95%. CAS No. 2243206-99-5. Molecular formula: C43H76N12O15. Mole weight: 1001.14.
α-Synuclein (71-82) (human)
A characteristic feature of individuals with neurodegenerative diseases is the deposition of α-synuclein (α-syn) fibrils in the Lewy body. The central hydrophobic region of α-synuclein is similar to the α-synuclein peptide (71-82), which is considered to be the cause of protein aggregation. Furthermore, α-synuclein (71-82) forms amyloid fibrillary with similar morphology to α-synuclein, suggesting that this region participates in the fibrillogenic core of the full-length protein. Synonyms: α-syn (71-82) (human); H-Val-Thr-Gly-Val-Thr-Ala-Val-Ala-Gln-Lys-Thr-Val-OH. Grade: ≥95%. CAS No. 332867-16-0. Molecular formula: C51H92N14O17. Mole weight: 1173.36.
α-Synuclein Binding Peptide
α-Synuclein Binding Peptide is a 10-residue peptide antagonist, corresponding to the sequence of the α-synuclein binding peptide, and effectively inhibits α-synuclein aggregation and related toxicity at 1:1 stoichiometry. Synonyms: L-Alaninamide, N2-acetyl-L-lysyl-L-α-aspartylglycyl-L-isoleucyl-L-valyl-L-asparaginylglycyl-L-valyl-L-lysyl-; Ac-Lys-Asp-Gly-Ile-Val-Asn-Gly-Val-Lys-Ala-NH2; α-syn Binding Peptide. Grade: ≥95%. CAS No. 2243207-00-1. Molecular formula: C45H80N14O14. Mole weight: 1041.20.
Alphitonin
Alphitonin is a metabolite related to flavonoids, which is isolated from the heartwood of Australian red ash. Alphitonin has anti-diabetic and anti-oxidant effects. Grade: >95% by HPLC. CAS No. 493-36-7. Molecular formula: C15H12O7. Mole weight: 304.25.
Alphostatin
BMG59-R2 is a peptide antibiotic produced by Bacillus megaterium BNG59-R2. It can inhibit the activity of alkaline phosphatase and also has anti-tumor activity. Synonyms: L-Glutamic acid, N-(N(sup 2)-(N-(N-L-isoleucyl-L-isoleucyl)-O-phosphono-L-seryl)-L-glutaminyl)-, hydrate; BMG59-R2. Grade: >98%. CAS No. 90119-88-3. Molecular formula: C25H45N6O13P. Mole weight: 668.63.
Altechromone A
Altechromone A is produced from Alternaria brassicicola ML-P08. Altechromone A shows antimicrobial activity against Bacillus subtilis, Escherichia coli, Pseudomonas fluorescens and Candida albicans with the MICs of 3.9, 3.9, 1.8, and 3.9 ug/ml, respectively. Synonyms: 7-Hydroxy-2,5-dimethylchromone; 7-Hydroxy-2,5-dimethyl-4H-1-benzopyran-4-one. Grade: 98.0%. CAS No. 38412-47-4. Molecular formula: C11H10O3. Mole weight: 190.19.
Alteichin
It is produced by the strain of Alternaria eichorniae. Phytotoxic substances. Synonyms: alterperylenol; Alteichin; GRK18WHV7F; C10295; (+)-Alterperylenol; AC1L2PAW; Alterperylnol; CHEBI:2614; DTXSID10237401; ZINC4098645; AKOS030213167; (1S,12aR,12bS)-1,4,9,12a-tetrahydroxy-2,12b-dihydro-1H-perylene-3,10-dione; Q27105736; 3,10-Perylenedione,1,2,12a,12b-tetrahydro-1,4,9,12a-tetrahydroxy-, (1S,12aR,12bS)-; 3,10-Perylenedione, 1,2,12a,12b-tetrahydro-1,4,9,12a-tetrahydroxy-, (1alpha,12abeta,12balpha)-(+)-. Grade: 95%. CAS No. 88899-62-1. Molecular formula: C20H14O6. Mole weight: 350.32.
Altemicidin
It is produced by the strain of Streptomyces sioyaensis. It has acaricidal and anti-tumor activity. The inhibition IC50 of L1210 and IMC cancer cells was 0.84 and 0.82 ?/mL. Synonyms: CTK4B4358; DTXSID20925120; 1H-Cyclopenta[c]pyridine-7-carboxylicacid,4-(aminocarbonyl)-7-[[2-(aminosulfonyl)acetyl]amino]-2,4a,5,6,7,7a-hexahydro-6-hydroxy-2-methyl-,(4aR,6S,7R,7aS)-; LS-136376; Q15410226; 6-Hydroxy-7-({[(1-hydroxy-2-sulfamoylethylidene)amino]oxy}carbonyl)-2-methyl-2,4a,5,6,7,7a-hexahydro-1H-cyclopenta[c]pyridine-4-carboximidic acid. Grade: 99%. CAS No. 125399-82-8. Molecular formula: C13H20N4O7S. Mole weight: 376.38.
Alterlactone
Alterlactone is produced from the endolichenic fungus Ulocladium sp. Alterlactone shows strong radical scavenging activity. Synonyms: 4,9,10-trihydroxy-2-methoxydibenzo[c,e]oxepin-5(7H)-one. Grade: 97.5%. CAS No. 1030376-89-6. Molecular formula: C15H12O6. Mole weight: 288.25.
Alternapyrone
Alternapyrone is a polyketide produced in A. oryzae heterologously expressing the A. solani-derived polyketide synthase gene alt5. CAS No. 676340-02-6. Molecular formula: C28H44O3. Mole weight: 428.65.
Alternaric acid
It is produced by the strain of Alternaria solani. The main antifungal activity was 0.1-1.0 ?/mL, which inhibited the spore germination of Plomonas aeruginosa, Porphyra porphyra and Black grapevine panicle. Synonyms: D-Arabinonic acid,4,5-dideoxy-2-C-((1E)-7-((6R)-5,6-dihydro-4-hydroxy-6-methyl-2-oxo-2H-pyran-3-yl)-4-methylene-7-oxo-1-heptenyl)-4-ethyl; 3-Nonenoic acid,9-(5,6-dihydro-4-hydroxy-6-methyl-2-oxo-2H-pyran-3-yl)-2-hydroxy-2-(1-hydroxy-2-methylbutyl)-6-methylene-9-oxo-,(6R-(3(2S*(1R*,2S*),3E),6R*)); 3-Octenoic acid,2-hydroxy-2-(1-hydroxy-2-methylbutyl)-6-methylene-8-[(tetrahydro-6-methyl-2,4-dioxopyran-3-yl)carbonyl]-(8CI); Alternaric acid (6CI,7CI); D-Arabinonic acid,4,5-dideoxy-2-C-[(1E)-7-[(6R)-5,6-dihydro-4-hydroxy-6-methyl-2-oxo-2H-pyran-3-yl]-4-methylene-7-oxo-1-heptenyl]-4-ethyl-(9CI). Grade: 98%. CAS No. 10088-62-7. Molecular formula: C21H30O8. Mole weight: 410.46.
Alternariol 9-methyl ether
Alternariol monomethyl ether is produced from the media of Alternaria alternata strain 261. Alternariol monomethyl ether, an Alternaria toxin, is a strong mutagen in Escherichia coli strain ND-160. Alternariol monomethyl ether possesses cytotoxic and immunosuppressive properties. It has genotoxic properties and can cause oxidative DNA damage. Synonyms: 2-Biphenylcarboxylic acid, 2',3,4'-trihydroxy-5-methoxy-6'-methyl-, δ-lactone; 6H-Dibenzo[b,d]pyran-6-one, 3,7-dihydroxy-9-methoxy-1-methyl-; 3,7-Dihydroxy-9-methoxy-1-methyl-6H-dibenzo[b,d]pyran-6-one; Alternariol 4-O-methyl ether; Alternariol 9-O-methyl ether; Alternariol monomethyl ether; Alternariol-5-O-methyl ether; AME; Djalonensone; NSC 638262. Grade: 98%. CAS No. 23452-05-3. Molecular formula: C15H12O5. Mole weight: 272.25.
Alternariol monomethyl ether
The 50 ppm acetonitrile solution of Alternariol monomethyl ether, shows activities as a cholinesterase inhibitor as well as an anti-fungal agent, could be commonly used as a standard solution. It is an alternaria mycotoxin and genotoxin, which can inhibit the activity of DNA-topoisomerases. Synonyms: 6H-Dibenzo[b,d]pyran-6-one, 3,7(3,9 or 7,9)-dihydroxy-9(7 or 3)-methoxy-1-methyl-; 3,7(3,9 or 7,9)-Dihydroxy-9(7 or 3)-methoxy-1-methyl-6H-dibenzo[b,d]pyran-6-one; Alternariol, methyl ether. Grade: >95%. CAS No. 26894-49-5. Molecular formula: C15H12O5. Mole weight: 272.25.
Altertoxin I
Altertoxin I, a sort of natural mycotoxin, could be obtained from Alternaria fungi and has been found to restrain human topoisomerase II as well as bacterial gyrase. Altertoxin I (and other altertoxins) inhibit the HIV replication. Synonyms: Altertoxin-I; BC9625200. Grade: ≥97%. CAS No. 56258-32-3. Molecular formula: C20H16O6. Mole weight: 352.34.
Althiomycin
It is produced by the strain of Streptomyces althiotious. Anti-Gram-positive bacteria (weak) and E. coli (weak). Synonyms: Althiomycin; Altiomycin; NSC 102809; 4-Thiazolecarboxamide, N-(1-(4-((2,5-dihydro-4-methoxy-2-oxo-1H-pyrrol-1-yl)carbonyl)-4,5-dihydro-2-thiazolyl)-2-hydroxyethyl)-2-((hydroxyimino)methyl)-; NSC102809. CAS No. 12656-40-5. Molecular formula: C16H17N5O6S2. Mole weight: 439.47.
Altiloxin A
It is produced by the strain of Phoma asparagi Sacc ALD-8. It is a plant toxin that can inhibit the growth of roots. Synonyms: (1as,3s,4r,4ar,8ar)-3-hydroxy-3,4a,8,8-tetramethyloctahydro-1ah-naphtho[1,8a-b]oxirene-4-carboxylic acid; (-)-Altiloxin A; CTK5H1580; DTXSID20896902; 3H-Naphth(1,8a-b)oxirene-4-carboxylic acid, octahydro-3-hydroxy-3,4a,8,8-tetramethyl-, (1aS,3R,4R,4aR,8aR)-; 3H-Naphth(1,8a-b)oxirene-4-carboxylic acid, octahydro-3-hydroxy-3,4a,8,8-tetramethyl-, (1aS-(1aalpha,3beta,4alpha,4aalpha,8aS*))-. Grade: 95%. CAS No. 92675-11-1. Molecular formula: C15H24O4. Mole weight: 268.35.
Altiloxin B
It is produced by the strain of Phoma asparagi Sacc ALD-8. Plant toxin. Synonyms: (1aS,8aS)-7α-Chlorooctahydro-3β-hydroxy-3,4aα,8,8-tetramethyl-3H-naphth[1,8a-b]oxirene-4α-carboxylic acid. CAS No. 92675-14-4. Molecular formula: C15H23O4Cl. Mole weight: 302.79.
Altromycin A
It is produced by the strain of Actinomycetes AB 1246E-26. It has anti-Gram-positive bacteria activity, and the MIC for Streptococcus and Staphylococcus is between 0.2-3.12ug/mL. It also has an inhibitory effect on a variety of tumor cells. Synonyms: methyl 2-(3,5-dihydroxy-4-methoxy-6-methyltetrahydro-2H-pyran-2-yl)-2-(2-(2,3-dimethyloxiran-2-yl)-11-hydroxy-10-(5-((5-hydroxy-4-methoxy-6-methyltetrahydro-2H-pyran-3-yl)oxy)-4,6-dimethyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)-4,7,12-trioxo-7,12-dihydro-4H-naphtho[2,3-h]chromen-5-yl)-2-hydroxyacetate; D-glycero-D-manno-Octonicacid,3,7-anhydro-8-deoxy-2-C-[2-(2,3-dimethyloxiranyl)-7,12-dihydro-11-hydroxy-4,7,12-trioxo-10-[2,3,6-trideoxy-4-O-(2,6-dideoxy-3-O-methyl-a-D-ribo-hexopyranosyl)-3-C-methyl-3-(methylamino)-a-L-lyxo-hexopyranosyl]-4H-anthra[1,2-b]pyran-5-yl]-5-O-methyl-,methyl ester, (2x)-(9CI); 4H-Anthra[1,2-b]pyran, D-glycero-D-manno-octonic acid deriv. Grade: 95%. CAS No. 128439-47-4. Molecular formula: C46H57NO18. Mole weight: 911.94.
Altromycin B
It is produced by the strain of Actinomycetes AB 1246E-26. It has anti-Gram-positive bacteria activity, and the MIC for Streptococcus and Staphylococcus is between 0.2-3.12ug/mL. It also has an inhibitory effect on a variety of tumor cells. Synonyms: GTPL10964; Octonic acid, 3,7-anhydro-8-deoxy-2-C-(2-(2,3-dimethyloxiranyl)-7,12-dihydro-11-hydroxy-4,7,12-trioxo-10-(2,3,6-trideoxy-4-O-(2,6-dideoxy-3-O-methyl-alpha-D-ribo-hexopyranosyl)-3-(dimethylamino)-3-C-methyl-alpha-L-lyxo-hexopyranosyl)-4H-anthra(1,2-b)pyran-5-yl)-5-O-methyl-, methyl ester; 4H-Anthra[1,2-b]pyran,D-glycero-D-manno-octonic acid deriv.; D-glycero-D-manno-Octonicacid,3,7-anhydro-8-deoxy-2-C-[2-(2,3-dimethyloxiranyl)-7,12-dihydro-11-hydroxy-4,7,12-trioxo-10-[2,3,6-trideoxy-4-O-(2,6-dideoxy-3-O-methyl-a-D-ribo-hexopyranosyl)-3-(dimethylamino)-3-C-methyl-a-L-lyxo-hexopyranosyl]-4H-anthra[1,2-b]pyran-5-yl]-5-O-methyl-,methyl ester, (2x)-. Grade: 95%. CAS No. 128461-00-7. Molecular formula: C47H59NO18. Mole weight: 925.96.
AM 4299 A
AM 4299 A is a thiol protease inhibitor produced by Chromelosporium fulvum M4299. Synonyms: Oxiranecarboxylic acid, 3-(((1-(((5-hydroxypentyl)amino)carbonyl)-3-methylbutyl)amino)carbonyl)-. Grade: >98%. CAS No. 160825-48-9. Molecular formula: C15H26N2O6. Mole weight: 330.38.
AM 4299 B
AM 4299 B is a thiol protease inhibitor produced by Chromelosporium fulvum M4299. Synonyms: N(sup 6)-(N-((3-Carboxyoxiranyl)carbonyl)-L-leucyl)-L-lysine hydrate. Grade: >98%. CAS No. 160825-49-0. Molecular formula: C16H27N3O7. Mole weight: 373.40.
Amicenomycin A
It is produced by the strain of Streptomyces sp. MJ384-46F6. It has anti-gram-positive bacterial activity. Molecular formula: C43H56O16. Mole weight: 828.89.
Amicenomycin B
It is produced by the strain of Streptomyces sp. MJ384-46F6. It has weak anti-gram-positive bacterial activity. Molecular formula: C43H56O16. Mole weight: 828.89.
Amicetin
It is produced by the strain of Streptomuces vinaceusdrappus. It is mainly resistant to gram-positive bacteria and Mycobacterium. The MIC for S.aureus 209P and Mycobacterium tuberculosis H37 Rv were 2.0 and 0.5 μg/mL, respectively, and for Mycoplasma pneumoniae was 12.5 μg/mL. Molecular formula: C29H42N6O9. Mole weight: 618.68.