115996-22-0Relevant articles and documents
Synthesis of Some Thieno Analogues of the Protoberberine and Protopine Skeletons. X-Ray Crystal Structure of 9,10-Dimethoxy-5-methyl-4,5,6,7,12,13-hexahydrothienobenzazecin-12-one
Bremner, John B.,Browne, Elaine J.,Engelhardt, Lutz M.,James, Gregory S.,White, Allan H.
, p. 111 - 126 (2007/10/02)
The preparation of the tetracyclic derivatives, (5) and (11), thieno analogues of the tetrahydroprotoberberine alkaloids, is described.Cyanogen bromide-induced water solvolysis of these isomeric compounds proceeded by different routes. 9,10-Dimethoxy-4,7,