1256959-23-5Relevant articles and documents
A partial synthesis of 23-hydroxybetulonic acid and 23-hydroxybetulinic acid starting from betulinic acid
Sun, Fei,Zhu, Peiqing,Yao, Hequan,Wu, Xiaoming,Xu, Jinyi
, p. 254 - 257 (2012/10/08)
A partial syntheses of the biologically active 23-hydroxybetulonic acid and 23-hydroxybetulinic acid starting from the naturally abundant betulinic acid has been developed in which the key step was the Baldwin's cyclopalladation of the 23-methyl group from a 3-one oxime of betulinic acid, an important drug in Chinese medicine.