Smile:
CO[C@H]1\C=C\O[C@@]2(C)OC3=C(C2=O)C2=C(C(O)=C3C)C(=O)C(NC(=O)\C(C)=C/C=C/[C@H](C)[C@H](O)[C@@H](C)[C@@H](O)[C@@H](C)[C@H](OC(C)=O)[C@@H]1C)=C1NC3(CCN(CC3)CC(C)C)N=C21
IUPAC:
(7S,9E,11S,12R,13S,14R,15R,16R,17S,18S,19E,21Z)-2,15,17-trihydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-1'-(2-methylpropyl)-6,23,32-trioxo-8,33-dioxa-24,27,29-triazaspiro[pentacyclo[23.6.1.1⁴,⁷.0⁵,³¹.0²⁶,³⁰]tritriacontane-28,4'-piperidin]-1(31),2,4,9,19,21,25,29-octaen-13-yl acetate
Drug Group:
approved; investigational
Synonyms:
1,4-Dihydro-1-deoxy-1',4-didehydro-5'-(2-methylpropyl)-1-oxorifamycin XIV; 4-Deoxo-3,4-(2-spiro(N-isobutyl-4-piperidyl)-2,5-dihydro-1H-imidazo)-rifamycin S; 4-N-isobutylspiropiperidylrifamycin S; Ansamicin; Ansamycin; Rifabutin; Rifabutina; Rifabutine; Rifabutinum