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Communication | Special issue | Vol 5, No. 1, 1976, pp.221-226
Published online, 1st January, 1970
DOI: 10.3987/S-1976-01-0221
Formation and Stereochemistry of 2-Aryl-2-ethyl-1,2,3,5,6,11b-hexahydro-11H-indolo[3,2-g]indolizine Previously Taken for to Be 3,4-Dehydroquebrachamine

Seiichi Takano,* Masaaki Sato, Susumi Hatakeyama, Michiyasu Hirama, and Kunio Ogasawara

*Pharmaceutical Institute, Tohoku University, Aobayama, Sendai 980-8578, Japan

Abstract

Formation and stereochemistry of 2-allyl-2-ethyl-1,2,3,5,6,11b-hexahydro-11H-indolo[3,2-g]indolizine (3:R=Et) previously taken for to be 3,4-dehydroquebrachamine (2:R=Et) is reported.