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8402707 
Journal Article 
First total synthesis of an analogue of (±)-hypargenin B 
Li, AP; Wang, H; Zhang, CL; Wu, TX; Pan, XF 
2002 
1 
Chinese Chemical Letters
ISSN: 1001-8417
EISSN: 1878-5964 
13 
2 
133-134 
English 
First total synthesis of (±)-hypargenin B methyl ether 2 was accomplished via a strategy of AC→ABC, in which CrO3/H2O/NaOAc/HOAc system was utilized for introducing 7-keto group in order to avoid dehydration of benzyl tertiary alcohol. 
Diterpene; Hypargenin B; Intramolecular; Steroselective