An alkaloid present in Schizozygia caffeoides (Boj.) Balli., the base yields
colourless crystals from CHCl3 and has [α]25D - 139° (c 1.0, CHCI3). In addition
to the above plant, this alkaloid has also been found in the roots of Vinca rosea
and Catharanthus lance us.
Renner, Kernweisz., Experientia, 19, 244 (1963)
Svoboda, Oliver, Bedwell., Lloydia, 26, 141 (1963)
Blomster et al., ibid, 27, 480 (1964)
