macrolide antibiotic brefeldin A (1R,2E,6S,10E,11aS,13S,14aR)-1,13-dihydroxy-6-methyl-1,6,7,8,9,11a,12,13,14,14a-decahydro-4H-cyclopenta[f]oxacyclotridecin-4-one 280.167 280.35936 A metabolite from Penicillium brefeldianum that exhibits a wide range of antibiotic activity. Beilstein:25191 Beilstein:5282047 Brefeldin A C16H24O4 CAS:20350-15-6 CHEBI:48080 InChI=1S/C16H24O4/c1-11-5-3-2-4-6-12-9-13(17)10-14(12)15(18)7-8-16(19)20-11/h4,6-8,11-15,17-18H,2-3,5,9-10H2,1H3/b6-4+,8-7+/t11-,12+,13-,14+,15+/m0/s1 KQNZDYYTLMIZCT-KQPMLPITSA-N [H][C@@]12C[C@H](O)C[C@@]1([H])[C@H](O)\C=C\C(=O)O[C@@H](C)CCC\C=C\2 ascotoxin chebi_ontology cyanein decumbin