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1·This paper focuses on the synthesis of cinchona alkaloid catalysts which contains rigid polybenzene moieties and their application in asymmetric catalytic reactions.

本课题所研究的是含有多聚苯刚性分子片段的金鸡纳碱类手性催化剂。

2·An alkaloid, C19H22N2O, derived from the bark of various cinchona trees and used as an antimalarial agent.

金鸡纳宁，辛可宁一种生物碱，c19h22n2o，由金鸡纳树的树皮中。