BOC Sciences 12 - Products

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
WF-3405 WF-3405 is an antitumor antibiotic isolated from the culture of Amauroascus aureus F-3405. It inhibits various murine tumors including leukemia P388, leukemia L1210 and Lewis lung carcinoma. Synonyms: Antibiotic WF 3405; WF 3405. CAS No. 108354-43-4. Molecular formula: C9H16O7. Mole weight: 236.22. BOC Sciences 12
WF-5239 WF-5239 is produced by a fungal strain identified as Aspergillus fumigatus Fresenius. It acts as a potent platelet aggregation inhibitor. Synonyms: WF 5239. CAS No. 91224-36-1. Molecular formula: C9H9NO2. Mole weight: 163.17. BOC Sciences 12
WIN 64745 WIN 64745 is a nonpeptide antagonist of Neurokinin, which is isolated from Aspergillus sp. SC391. Synonyms: WIN-64745. Molecular formula: C37H38N6O4. Mole weight: 630.7. BOC Sciences 12
WIN 64821 WIN 64821 is a nonpeptide antagonist of Neurokinin, which is isolated from Aspergillus sp. SC391. Synonyms: WIN-64821. CAS No. 150881-27-9. Molecular formula: C40H36N6O4. Mole weight: 664.7. BOC Sciences 12
WIN 66306 WIN 66306 is a nonpeptide antagonist of Neurokinin, which is isolated from Aspergillus sp. SC230. Synonyms: WIN-66306. Molecular formula: C41H52N8O9. Mole weight: 800.9. BOC Sciences 12
WIN 68577 WIN 68577 is a nonpeptide antagonist of Neurokinin, which is isolated from Aspergillus sp. SC230. Synonyms: WIN 68577; Cyclo(glycyl-L-tryptophyl-L-prolylglycyl-L-valylglycyl-beta-hydroxy-L-tyrosyl). CAS No. 151928-33-5. Molecular formula: C36H44N8O9. Mole weight: 732.8. BOC Sciences 12
Withaferin A Withaferin A, also referred to as D004, NSC 101088, used as an important medicinal herb for over 3000 years, is a steroidal lactone derived from Acnistus arborescens, Withania somnifera and other members of Solanaceae family. This natural product has wide range of pharmacological application comprising of anti-obesity, anti-inflammatory, anti-neoplastic, antiangiogenic, etc. It inhibits NF-kB activation and targets vimentin. Synonyms: NSC 273757; UNII-L6DO3QW4K5; D004; NSC 101088. Grade: ≥96%. CAS No. 5119-48-2. Molecular formula: C28H38O6. Mole weight: 470.60. BOC Sciences 12
Wrightiin Wrightiin is a new chlorinated depside from Erioderma wrightii Tuck (?Ascolichenes). CAS No. 107783-44-8. Molecular formula: C18H17ClO7. Mole weight: 380.78. BOC Sciences 12
WS009 A WS009 A is an endothelin receptor antagonists isolated from Streptomyces sp. no. 89009. II. The IC50 is 5.8 X 10(-6) mol/L. Synonyms: WS-009A. Molecular formula: C24H25NO10S. Mole weight: 519.52. BOC Sciences 12
WS009 B WS009 B is an endothelin receptor antagonists isolated from Streptomyces sp. no. 89009. II. The IC50 is 6.7 X 10(-7) mol/L. Synonyms: WS-009B. Molecular formula: C24H25NO11S. Mole weight: 535.52. BOC Sciences 12
WS1279 WS1279 is a lipopeptide isolated from the fermentation broth of Streptomyces willmorei No. 1279. It stimulated the proliferation of mouse bone marrow cells in vitro and accelerated the recovery of granulocyte counts in bone marrow from leukopenia induced by mitomycin C (MMC) in mice. Synonyms: WS 1279; WS-1279; S-(2,3-bis(palmitoyloxy)propyl)-N-palmitoyl-L-cysteinyl-L-asparaginyl-L-serylglycylglycyl-L-serine. CAS No. 129712-27-2. Molecular formula: C68H125N7O15S. Mole weight: 1312.8. BOC Sciences 12
WS 1358A1 WS 1358A1 is a dehydropeptide (DHP) inhibitor produced by Streptomyces parvulus. Synonyms: WS-1358A1. Molecular formula: C7H9NO7Na2. Mole weight: 265.13. BOC Sciences 12
WS 1358B1 WS 1358B1 is a dehydropeptide (DHP) inhibitor produced by Streptomyces parvulus. Synonyms: WS-1358B1. CAS No. 117703-85-2. Molecular formula: C6H7NO7Na2. Mole weight: 251.1. BOC Sciences 12
WS-5995 A WS-5995 A is an anticoccidial antibiotic produced by Streptomyces auranticolor. Synonyms: Antibiotic WS5995A. Molecular formula: C19H12O6. Mole weight: 336.3. BOC Sciences 12
WS-5995 B WS-5995 B is an antibiotic produced by Streptomyces auranticolor. It exhibits weak ctivity against Proteus and trichomonas vaginalis. Synonyms: Antibiotic WS5995B. Molecular formula: C19H14O6. Mole weight: 338.3. BOC Sciences 12
WS-5995 C WS-5995 C is an anticoccidial antibiotic produced by Streptomyces auranticolor. Synonyms: Antibiotic WS5995C. Molecular formula: C19H14O7. Mole weight: 354.3. BOC Sciences 12
WS-7338 A WS-7338 A is an endothelin receptor antagonist isolated from fermentation broth of Streptomyces sp. No. 7338. Molecular formula: C30H42N6O7. Mole weight: 598.7. BOC Sciences 12
WS-7338 B WS-7338 B is an endothelin receptor antagonist isolated from fermentation broth of Streptomyces sp. No. 7338. It showed good activity in an endothelin receptor binding assay with an IC50 of 2.7 x 10(-7) M. Molecular formula: C31H44N6O7. Mole weight: 612.72. BOC Sciences 12
WS-7338 C WS-7338 C is an endothelin receptor antagonist isolated from fermentation broth of Streptomyces sp. No. 7338. Molecular formula: C31H44N6O7. Mole weight: 612.72. BOC Sciences 12
WS-7338 D WS-7338 D is an endothelin receptor antagonist isolated from fermentation broth of Streptomyces sp. No. 7338. Molecular formula: C29H40N6O7. Mole weight: 584.7. BOC Sciences 12
WS-7528 WS-7528 is produced by Streptomyces sp. No. 7528. It inhibited estrogen binding to its receptor protein in rat uterine cytosol. Synonyms: WS 7528; WS7528; BE-14348B. CAS No. 132147-69-4. Molecular formula: C16H14O5. Mole weight: 286.28. BOC Sciences 12
WS75624 A WS75624 A is an endothelin converting enzyme (ECE) inhibitor isolated from the fermentation broth of Saccharothrix sp. No. 75624. It also showed other metalloprotease (collagenase and neutral endopeptidase) inhibitory activity with IC50 value of 1 mM/ml. Synonyms: WS-75624 A; WS 75624 A; WS-75624A. Molecular formula: C18H24N2O5S. Mole weight: 380.5. BOC Sciences 12
WS75624 B WS75624 B is an endothelin converting enzyme (ECE) inhibitor isolated from the fermentation broth of Saccharothrix sp. No. 75624. It also showed other metalloprotease (collagenase and neutral endopeptidase) inhibitory activity with IC50 value of 1 mM/ml. Synonyms: WS-75624 B; WS 75624 B; WS-75624B. Molecular formula: C18H24N2O5S. Mole weight: 380.5. BOC Sciences 12
WS79089 A WS79089 A is an endothelin converting enzyme (ECE) inhibitor isolated from the fermentation broth of Saccharothrix sp. No. 79089. Synonyms: WS-79089 A; WS 79089 A; WS-79089A. CAS No. 157110-23-1. Molecular formula: C27H20O9. Mole weight: 488.4. BOC Sciences 12
WS79089 B WS79089 B is an endothelin converting enzyme (ECE) inhibitor isolated from the fermentation broth of Saccharothrix sp. No. 79089. The activity of B is more potent than that of A and C. Synonyms: WS-79089 B; WS 79089 B; WS-79089B. CAS No. 157110-24-2. Molecular formula: C27H22O10. Mole weight: 506.5. BOC Sciences 12
WS79089 C WS79089 C is an endothelin converting enzyme (ECE) inhibitor isolated from the fermentation broth of Saccharothrix sp. No. 79089. Synonyms: WS-79089 C; WS 79089 C; WS-79089C. CAS No. 157110-25-3. Molecular formula: C29H22O10. Mole weight: 530.5. BOC Sciences 12
WS9326A WS9326A is a tachykinin antagonist from Streptomyces violaceusniger No. 9326. Synonyms: WS-9326A. Molecular formula: C54H68N8O13. Mole weight: 1037.2. BOC Sciences 12
WS-9659 B WS-9659 B is a testosterone 5 alpha-reductase inhibitor isolated from Streptomyces sp. No. 9659. It exhibits weak activity against gram-positive bacteria. Synonyms: WS-9659B; WS 9659 B. CAS No. 123313-61-1. Molecular formula: C22H23ClN2O. Mole weight: 366.9. BOC Sciences 12
WS-9761 A WS-9761 A is a non-steroidal androgen-receptor antagonist produced by Streptomyces sp. No. 9761. Synonyms: WS-9761A; WS 9761A; WS9761A. CAS No. 154163-89-0. Molecular formula: C17H16O4. Mole weight: 284.31. BOC Sciences 12
WS-9761 B WS-9761 B is a non-steroidal androgen-receptor antagonist produced by Streptomyces sp. No. 9761. Synonyms: WS-9761B; WS 9761B; WS9761B. CAS No. 154163-90-3. Molecular formula: C17H16O5. Mole weight: 300.3. BOC Sciences 12
X-14667 A X-14667 A is a monovalent polyether antibiotic of the spiroketal type isolated from fermented cultures of Streptomyces cinnamonensis subsp. Urethanofaciens. It shows activity against gram-positive bacteria. Synonyms: X 14667 A; X-14667A; X14667 A. Molecular formula: C44H69NO12. Mole weight: 804.02. BOC Sciences 12
X-14667 B X-14667 B is a monovalent polyether antibiotic of the spiroketal type isolated from fermented cultures of Streptomyces cinnamonensis subsp. Urethanofaciens. It shows activity against gram-positive bacteria. Synonyms: X 14667 B; X-14667B; X14667 B. Molecular formula: C45H70NO12Na. Mole weight: 840.02. BOC Sciences 12
X-14766 A X-14766 A is a monovalent polyether antibiotic of the spiroketal type isolated from fermented cultures of Streptomyces malachitofuscus subsp. downeyi. It shows activity against gram-positive bacteria. Synonyms: X 14766 A; X-14766A; X14766 A. Molecular formula: C44H63ClO14. Mole weight: 851.41. BOC Sciences 12
X-14847 X-14847 is an aminoglycoside antibiotic isolated from Micromonospora echinospora. It shows weak activity against gram-positive bacteria. Synonyms: X 14847; 1D-myo-inositol 2-amino-2-deoxy-alpha-D-glucopyranoside; 1-O-(2-amino-2-deoxy-alpha-D-glucopyranosyl)-1D-myo-inositol. CAS No. 75802-23-2. Molecular formula: C12H23NO10. Mole weight: 341.31. BOC Sciences 12
X-14868B X-14868B is a polyether antibiotic produced by Nocardia sp. X-14868. It exhibits activity against gram-negative bacteria and coccidium. Synonyms: X 14868 B; X-14868 B; X14868 B. CAS No. 79296-11-0. Molecular formula: C48H82O17. Mole weight: 931.2. BOC Sciences 12
X-14868C X-14868C is a polyether antibiotic produced by Nocardia sp. X-14868. It exhibits activity against gram-negative bacteria. Synonyms: X 14868 C; X-14868 C; X14868 C. Molecular formula: C46H78O17. Mole weight: 903.1. BOC Sciences 12
X-14868D X-14868D is a polyether antibiotic produced by Nocardia sp. X-14868. It exhibits activity against gram-negative bacteria. Synonyms: X 14868 D; X-14868 D; X14868 D. CAS No. 79331-54-7. Molecular formula: C47H80O17. Mole weight: 917.1. BOC Sciences 12
X-14873A X-14873A is a polyether antibiotic produced by the fermentation of Streptomyces sp. X-14873. It is mainly active against Gram-positive bacteria. Synonyms: X 14873 A; X-14873 A; X14873 A; (5R)-4-Demethyl-4-ethyl-5-hydroxylysocellin. CAS No. 88263-37-0. Molecular formula: C35H62O11. Mole weight: 658.86. BOC Sciences 12
X-14873G X-14873G is a polyether antibiotic produced by the fermentation of Streptomyces sp. X-14873. It is mainly active against Gram-positive bacteria. Synonyms: X 14873 G; X-14873 G; X14873 G. CAS No. 88263-35-8. Molecular formula: C34H60O8. Mole weight: 596.8. BOC Sciences 12
X-14873H X-14873H is a polyether antibiotic produced by the fermentation of Streptomyces sp. X-14873. It is mainly active against Gram-positive bacteria. Synonyms: X 14873 H; X-14873 H; X14873 H. CAS No. 88263-36-9. Molecular formula: C34H62O9. Mole weight: 614.8. BOC Sciences 12
X-14885A X-14885A is a divalent cation ionophore produced by a Streptomyces culture isolated from soil sample collected in Wyoming. It is active against gram-positive bacteria and Treponema. Synonyms: X 14885 A; X-14885 A; X14885 A. CAS No. 83917-57-1. Molecular formula: C27H32N2O7. Mole weight: 496.6. BOC Sciences 12
X-14885B X-14885B is a macrolide antibiotic produced by Streptomyces sp. It shows antifungal activity. Synonyms: X 14885 B; X-14885 B; X14885 B. Molecular formula: C43H69NO12. Mole weight: 792. BOC Sciences 12
Xanthocidin It is a cyclopentane antibiotic produced by the strain of Str. xanthocidicus. It has weak effect against gram-negative bacteria. Synonyms: Cyclopentanecarboxylic acid, 2,3-dihydroxy-2-isopropyl-3-methyl-5-methylene-4-oxo-, (+)-; (+)-Xanthocidin; Cyclopentanecarboxylic acid, 2,3-dihydroxy-3-methyl-5-methylene-2-(1-methylethyl)-4-oxo-. CAS No. 28413-93-6. Molecular formula: C11H16O5. Mole weight: 228.24. BOC Sciences 12
Xanthoepocin It is produced by the strain of Penicillum simplicissimum IFO5762. It has anti-gram-positive bacteria activity, it can inhibit Bacillus subtilis and methicillin-resistant Staphylococcus aureus (MRSA) with MIC of 0.78-1.56 μg/mL. It also has anti-yeast-like fungal activity, and it can inhibit Saccharomyces cerevisiae, Candida albicans and Cryptococcus neoformans with MIC of 3.13-25 μg/mL. It also has weak cytotoxicity to U937 cells with IC50 of 35 μg/mL. Synonyms: 2,2',3,3'-Tetrahydroxy-9a,9a'-dimethoxy-6,6'-dimethyl-2H,2'H,4H,4'H-1a,1a'-bi[1]benzoxireno[3,4-g]isochromene-4,4',9,9'(9aH,9a'H)-tetrone; [1a,1'a(4H,4'H)-Bi-2H-oxireno[6,7]naphtho[2,3-c]pyran]-4,4',9,9'(9aH,9a'H)-tetrone, 2,2',3,3'-tetrahydroxy-9a,9'a-dimethoxy-6,6'-dimethyl-. Molecular formula: C30H22O14. Mole weight: 606.49. BOC Sciences 12
Xanthofulvin It is a semaphorin inhibitor produced by the strain of Penicillium sp. SPF-3059. It inhibits Semaphorin with IC50 of 0.09 μg/mL. Synonyms: 9H-Xanthene-1-carboxylic acid, 5-acetyl-7-[(5-carboxy-6,7-dihydroxy-4-oxo-2H-1-benzopyran-3(4H)-ylidene)hydroxymethyl]-2,3-dihydroxy-6-methyl-9-oxo-; SM 216289; SPF 3059-1. CAS No. 151466-15-8. Molecular formula: C28H18O14. Mole weight: 578.43. BOC Sciences 12
Xenorhabdin I Xenorhabdin is a dithiopyrrolidone antibiotic isolated from Xenorhabdus bovienii. It has antimicrobial and insecticidal activity. CAS No. 92680-94-9. Molecular formula: C11H14N2O2S2. Mole weight: 270.37. BOC Sciences 12
Xenovulene A It is produced by the strain of Acremonium strcturn. It has the effect of inhibiting the binding of Flunitrazepam to γ-aminobutyric acid-benzodiazapine with IC50 of 40 nmol/L. Synonyms: (2aR,5aR,11E,14aS,14bS,14cS)-4-Hydroxy-5a,9,9,12-tetramethyl-2a,5a,6,9,10,13,14,14a,14b,14c-decahydro-1,5-dioxacyclopenta[cd]cycloundeca[f]inden-3(2H)-one. Molecular formula: C22H30O4. Mole weight: 358.47. BOC Sciences 12
XK-101-2 XK-101-2 is a nucleoside antibiotic isolated from Micromonospora chalcea subsp. It exhibits activity against Mycobacterium phlei and gram-positive bacteria. Molecular formula: C11H13N3O5. Mole weight: 267.24. BOC Sciences 12
XK-90 XK-90 is produced by Streptomyces sp. It is active against Gram-positive and Gram-negative bacteria. Synonyms: Antibiotic XK 90; 5-(2-Acetylhydrazino)salicylaldehyde. CAS No. 61172-42-7. Molecular formula: C9H10N2O3. Mole weight: 194.19. BOC Sciences 12
XR651 XR651 is a naphthacene-5,12-dione produced by Amycolatopsis X 16735. Synonyms: XR-651; XR 651. CAS No. 189697-45-8. Molecular formula: C21H16O5. Mole weight: 348.3. BOC Sciences 12
Y-1005 Y-1005 is a quinone antibiotic isolated from Fusiform yeast stiain BY1. It is effective against gram-positive and -negative bacteria, as well as yeast. Molecular formula: C16H16O6. Mole weight: 304.29. BOC Sciences 12
Yatakemycin It is an antifungal antibiotic produced by the strain of Streptomyces sp. TP-A0356. Its anti-fungal activity against Aspergillus fumigatus, Aspergillus flavus, Aspergillus Niger, Candida albicans and Cryptococcus neoformans is stronger than Amphotericin B and Etraconazole (MIC is 0.0039-0.0156 μg/mL). It also has strong cytotoxicity to P388, HeLa, HEL and other tumor cells (IC50 is 0.01-0.33 μg/mL). Synonyms: (+)-yatakemycin; Ethanethioic acid, S-(6-(((7bR,8aS)-1,2,4,5,8,8a-hexahydro-2-((6-hydroxy-5-methoxy-1H-indol-2-yl)carbonyl)-4-oxocyclopropa(c)pyrrolo(3,2-e)indol-6-yl)carbonyl)-3,6,7,8-tetrahydro-5-hydroxy-4-methoxybenzo(1,2-b:4,3-b')dipyrrol-2-yl) ester. CAS No. 606136-98-5. Molecular formula: C35H29N5O8S. Mole weight: 679.70. BOC Sciences 12
YF-0200R-A YF-0200R-A is a pepstatin A-sensitive Candida albicans aspartyl protease inhibitor produced by Streptomyces sp. YF-0200R. It inhibits aspartyl protease from Candida albicans with IC50 value of 6.5 x 10(-4) M. Synonyms: YF 0200R-A; YF 0200R A; 8,12-Dihydroxy-2,4-dodecadienoic acid. CAS No. 156368-99-9. Molecular formula: C12H20O4. Mole weight: 228.28. BOC Sciences 12
YF-0200R-B YF-0200R-B is a pepstatin A-sensitive Candida albicans aspartyl protease inhibitor produced by Streptomyces sp. YF-0200R. It inhibits aspartyl protease from Candida albicans with IC50 value of 6.2 x 10(-4) M. Synonyms: YF 0200R-B; YF 0200R B; 8,10,12-trihydroxydodeca-2,4-dienoic acid. CAS No. 156369-00-5. Molecular formula: C12H20O5. Mole weight: 244.28. BOC Sciences 12
YF-044P-D YF-044P-D is a Candida albicans aspartyl protease inhibitor produced by Streptomyces sp. SF-044P. It inhibits Candida albicans aspartyl protease with IC50 of 6.4 X 10(-7) mol/L. Synonyms: YF 044P-D; YF-044-P-D. CAS No. 158335-52-5. Molecular formula: C43H57N5O9. Mole weight: 787.9. BOC Sciences 12
YL-704A1 YL-704A1 is a main component of YL-704, a macrolide antibiotic complex isolated from Streptomyces platensis subsp. malvinus. It is active against gram-positive bacteria. Synonyms: Yl 704A1; Yl 704 A1. CAS No. 40615-47-2. Molecular formula: C43H71NO15. Mole weight: 842. BOC Sciences 12
YM-170320 YM-170320 is a lipopeptide antibiotic produced by an unidentified fungal strain YL-03706F. It was shown to induce morphological change of colonies in a mutant of Candida tropicalis pK233. It is a novel ergosterol biosynthesis inhibitor. Synonyms: 5-Amino-4-hydroxy-5-oxo-2-[[3-[[2-[(2,6,10,14-tetramethyl-3-hydroxy-1,7-dioxo-8,10-icosadiene-1-yl)amino]propenoyl]amino]-2-methylpropanoyl]amino]pentanoic acid methyl ester. Molecular formula: C37H62N4O9. Mole weight: 706.91. BOC Sciences 12
YM-181741 YM-181741 is a novel benz[a]anthraquinone antibiotic isolated from the culture broth of actinomycete strain Q57219. It showed selective anti-Helicobacterpylori activity with a MIC value of 0.2 microg/ml. Molecular formula: C19H14O5. Mole weight: 322.3. BOC Sciences 12
YM-202204 YM-202204 is an antifungal antibiotic isolated from the culture broth of marine fungus Phoma sp. Q60596. It exhibited potent antifungal activities against Candida albicans, Cryptococcus neoformans and Aspergillus fumigatus, and also inhibited glycosyl-phosphatidyl-inositol (GPI)-anchoring in yeast cells. Synonyms: 6'-(2,8-Dihydroxy-1,5,7,9,13,15,17-heptamethyl-nonadeca-3,5,11,13-tetraenyl)-3,4,4'-trihydroxy-6-hydroxymethyl-3,4,5,6-tetrahydro-2H-[2,3']bipyranyl-2'-one. Molecular formula: C37H58O9. Mole weight: 646.8. BOC Sciences 12
YM-24074 YM-24074 is a type I collagenase inhibitor isolated from Streptomyces sp. YL-01869P. Synonyms: YM 24074. Molecular formula: C21H38N4O5. Mole weight: 426.6. BOC Sciences 12
YM-254890 YM-254890 is a selective Gαq/11 protein inhibitor isolated from Chromobacterium sp. QS3666. YM-254890 (1, 3, and 10 μg/kg) reduces platelet thrombus formation in a cynomolgus monkey model of femoral artery thrombosis. CAS No. 568580-02-9. Molecular formula: C46H69N7O15. Mole weight: 960.1. BOC Sciences 12
YM-266183 YM-266183 is a thiopeptide antibiotic produced by Bacillus cereus QN 03323. It exhibits antibacterial against staphylococci and enterococci, including MRSA and VRE. Synonyms: 13',19'-Didehydro-17',19'-dideoxy-28,44-dihydro-41,44-dihydroxy-17'-oxomicrococcin P. Molecular formula: C48H47N13O10S6. Mole weight: 1158.35. BOC Sciences 12
YM-266184 YM-266184 is a thiopeptide antibiotic produced by Bacillus cereus QN 03323. It exhibits antibacterial against staphylococci and enterococci, including MRSA and VRE. Synonyms: 13',19'-Didehydro-17',19'-dideoxy-28,44-dihydro-41-hydroxy-44-methoxy-17'-oxomicrococcin P. Molecular formula: C49H49N13O10S6. Mole weight: 1172.37. BOC Sciences 12
YM-30059 YM-30059 is a quinolone antibiotic produced by Arthrobacter sp. YL-02729S. It shows anti-gram-positive bacterial activity and cytotoxicity. It also inhibits li poxygenase. Synonyms: YM 30059. Molecular formula: C19H25NO2. Mole weight: 299.4. BOC Sciences 12
YM-32890 A YM-32890 A is a macrolide antibiotic isolated from the fermentation broth of cytophaga sp. YL-02905S. It inhibits the growth of staphylococci including a macrolide-resistant strain, but shows no antimicrobial activity against other Gram-positive, Gram-negative bacteria and yeast. Synonyms: YM-32890A; YM-32890-A. Molecular formula: C33H48O6. Mole weight: 540.7. BOC Sciences 12
YM-32890 B YM-32890 B is a macrolide antibiotic isolated from the fermentation broth of cytophaga sp. YL-02905S. Synonyms: YM-32890B; YM-32890-B. Molecular formula: C33H48O6. Mole weight: 540.7. BOC Sciences 12
YM-47141 YM-47141 is a cyclic-depsipeptide produced by Flexibacter sp. Q17897. It acts as an elastase inhibitor with IC50 of 1.5 X 10(-7) mol/L. Synonyms: YM 47141; N-(phenylacetyl)-L-phenylalanyl-N-[(3R,6S,9S,14S,17S,18R)-6-(2-amino-2-oxoethyl)-3,18-dimethyl-9,14-bis(2-methylpropyl)-2,5,8,11,12,13,16-heptaoxo-1-oxa-4,7,10,15-tetraazacyclooctadecan-17-yl]-L-threoninamide. Molecular formula: C46H62N8O13. Mole weight: 935. BOC Sciences 12
YM-47142 YM-47142 is a cyclic-depsipeptide produced by Flexibacter sp. Q17897. It acts as an elastase inhibitor with IC50 of 3.0 X 10(-7) mol/L. Synonyms: YM 47142; N-(3-methylbutanoyl)-L-phenylalanyl-N-[(3R,6S,9S,14S,17S,18R)-6-(2-amino-2-oxoethyl)-3,18-dimethyl-9,14-bis(2-methylpropyl)-2,5,8,11,12,13,16-heptaoxo-1-oxa-4,7,10,15-tetraazacyclooctadecan-17-yl]-L-threoninamide. Molecular formula: C43H64N8O13. Mole weight: 901. BOC Sciences 12
YM-47515 YM-47515 is an isonitrile antibiotic isolated from Micromonospora echinospora subsp. Echinospora. It is effective against gram-positive bacteria including MRSA. Synonyms: YM 47515. Molecular formula: C17H29NO4. Mole weight: 311.4. BOC Sciences 12
YM-47522 YM-47522 is an antifungal antibiotic isolated from the culture broth of Bacillus sp. YL-03709B. It exhibited potent in vitro antifungal activity especially against Rhodotorula acuta and Pichia angusta (MIC = 0.05 and 0.75 mM/ml, respectively). It also showed moderate or weak antifungal activity against Candida albicans and Cryptococcus neoformans (MIC = 25 and 6.25 mM/ml, respectively). Synonyms: YM 47522. Molecular formula: C24H33NO4. Mole weight: 399.5. BOC Sciences 12

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