ONDA, M Analogs of Rauwolfia alkaloids. IV. Synthesis of 2-substituted tetrahydro-beta-carbolines; ring closure of 2-carboxy-3-indoleacetobenzylamide. [electronic resource] - Pharmaceutical bulletin Aug 1957 - 305-10 p. digital Publication Type: Journal Article ISSN: 0369-9471 Standard No.: 10.1248/cpb1953.5.305 doi Subjects--Topical Terms: AzolesCarbolinesSecologanin Tryptamine Alkaloids