control the diastereoisomeric excess in the reactions of 2,6-disubstituted phenyl Grignard reagents with the naphthyloxazoline 2; advantage is taken of the results in a synthesis of the Ancistrocladus alkaloid (–)-ancistrocladinine 19.
试图描述控制
2,6-二取代
苯基
格氏试剂与
萘恶唑啉2反应中非对映异构体过量的因素; 优势的结果是在Ancistrocladus
生物碱(-)-ancistrocladinine 19的合成中。