📜双水杨酯h置于对甲苯磺酸体系中,用 甲醇,氯仿 作为反应溶剂,化学反应 24.0H,以0.7 Mg的收率获得产物达菲环素d
参考文献:Daphnicyclidins A−h,Novel Hexa-Or Pentacyclic Alkaloids From Two Species Of Daphniphyllum
标题:Daphnicyclidins A−h,Novel Hexa-Or Pentacyclic Alkaloids From Two Species Of Daphniphyllum
摘要:Eight Highly Modified Daphniphyllum Alkaloids With Unprecedented Fused Hexa-Or Pentacyclic Skeletons,Daphnicyclidins A-H (1-8),Have Been Isolated From The Stems Of Daphniphyllum Humile And D. Teijsmanni,And Their Structures Were Elucidated On The Basis Of Spectroscopic Data And Chemical Means. The Stereochemistry Was Elucidated By Combination Of Noesy Correlations,X-Ray Crystallographic Data,And Cd Analyses.
DOI:10.1021/ja016955E