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87081-35-4 Leptomycin B

product Name Leptomycin B
CAS No 87081-35-4
Synonyms Antibiotic CI 940; Antibiotic CL 1957A; CI-940; CL 1957A; Elactocin; Mantuamycin; NSC 364372; PD 114720; 2,10,12,16,18-Nonadecapentaenoic acid, 19-(3,6-dihydro-3-methyl-6-oxo-2H-pyran-2-yl)-17-ethyl-6-hydroxy-3,5,7,9,11,15-hexamethyl-8-oxo-; 2,10,12,16,18-Nonadecapentanoic acid, 19-(3,6-dihydro-3-methyl-6-oxo-2H-pyran-2-yl)-17-ethyl-6-hydroxy-3,5,7,9,11,15-hexamethyl-8-oxo-; (2E,10E,12E,16E,18E)-17-ethyl-6-hydroxy-3,5,7,9,11,15-hexamethyl-19-(3-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-8-oxononadeca-2,10,12,16,18-pentaenoic acid; (2E,5S,6R,7S,9R,10E,12E,15R,16Z,18E)-17-ethyl-6-hydroxy-3,5,7,9,11,15-hexamethyl-19-[(2R,3S)-3-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]-8-oxononadeca-2,10,12,16,18-pentaenoic acid; (2E,5S,6R,7S,9R,10E,12E,15R,16Z,18E)-17-ethyl-6-hydroxy-3,5,7,9,11,15-hexamethyl-19-[(2S,3S)-3-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]-8-oxononadeca-2,10,12,16,18-pentaenoic acid
Molecular Formula C33H48O6
Molecular Weight 540.7306
InChI InChI=1/C33H48O6/c1-9-28(14-15-29-24(5)13-16-31(36)39-29)19-22(3)12-10-11-21(2)17-25(6)32(37)27(8)33(38)26(7)18-23(4)20-30(34)35/h10-11,13-17,19-20,22,24-27,29,33,38H,9,12,18H2,1-8H3,(H,34,35)/b11-10+,15-14+,21-17+,23-20+,28-19-/t22-,24+,25-,26+,27-,29+,33-/m1/s1
Molecular Structure 87081-35-4 Leptomycin B
Density 1.072g/cm3
Boiling point 725.8°C at 760 mmHg
Refractive index 1.542
Flash point 224.7°C
Vapour Pressur 2.53E-24mmHg at 25°C
Hazard Symbols
Risk Codes
Safety Description