Leptomycin B

Leptomycin B is a leptomycin having a (2E,10E,12E,16Z,18E)-double bond configuration as well as an ethyl substituent at position 17. It has a role as an antifungal agent and a bacterial metabolite. It is a leptomycin and a hydroxy polyunsaturated fatty acid. It derives from a tetracosanoic acid.

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CAT#	MFP-006
Chemical Structure
CAS	87081-35-4
Synonyms/Alias	Elactocin; Mantuamycin; Antibiotic CI 940
Chemical Name	(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-2,3-dihydropyran-2-yl]-8-oxononadeca-2,10,12,16,18-pentaenoic acid
M.F/Formula	C33H48O6
M.W/Mr.	540.7

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InChI	InChI=1S/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
InChI Key	YACHGFWEQXFSBS-XYERBDPFSA-N
Canonical SMILES	CCC(=CC(C)CC=CC(=CC(C)C(=O)C(C)C(C(C)CC(=CC(=O)O)C)O)C)C=CC1C(C=CC(=O)O1)C
Isomeric SMILES	CC/C(=C/[C@H](C)C/C=C/C(=C/[C@@H](C)C(=O)[C@@H](C)[C@@H]([C@@H](C)C/C(=C/C(=O)O)/C)O)/C)/C=C/[C@H]1[C@H](C=CC(=O)O1)C