The Synthesis of 3-Spirooxindole Derivatives. III. Stereospecific Syntheses of rac-N-Methylrhynchophyllane for Stereochemistry of Rhynchophylline and Isorhynchophylline.
作者:Yoshio Ban、Takeshi Oishi
DOI:10.1248/cpb.11.451
日期:——
N-Methylrhynchophyllane which is derived from the alkaloids, rhynchophylline and isorhynchophylline, was stereospecifically synthesized and was isolated as two pairs of stereoisomers, thereby establishing the trans-arrangement at C6' and C7' of these alkaloids.