57327-92-1

Vinpocetine-20 Vincamine Impurity 11 Vinpocetine Impurity 20 (41S,12R,13aS)-ethyl 13a Vinpocetine Related CoMpound D (-)-(14alpha)-Dihydrovinpocetine Ethyl 14,15-dihydroapovincaminate (-)-DihydroapovincaMinic Acid Ethyl Ester Vinpocetine Related Compound D(Secondary Standards traceble to USP) Vinpocetine Related Compound D (ethyl(12R,13aS,13bS)-13a-ethyl-2,3,5,6,12,13,13a,13b-octahydro-1H-i (1714652) Ethyl(12R,13aS)-13a-ethyl-2,3,5,6,6a,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate ethyl (41S,12R,13aS)-13a-ethyl-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]phthyridine-12-carboxylate ethyl (41S,12R,13aS)-13a-ethyl-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate (12R,13aS,13bS)-13a-Ethyl-2,3,5,6,12,13,13a,13b-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylic acid ethyl ester 1H-Indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylic acid, 13a-ethyl-2,3,5,6,12,13,13a,13b-octahydro-, ethyl ester, (12R,13aS,13bS)-