
Bulletin of the Chemical Society of Japan p. 1425 - 1426 (1984)
Update date:2022-08-05
Topics:
Shimizu
Itoh
Ichinohe
Matsumoto
The acid-catalyzed isomerization of 24-methylenecycloartanol with sulfuric acid afforded cyclosadol (23E- DELTA **2**3), isocyclosadol (23Z- DELTA **2**3), and other isomers, including lanostane- and cucurbitane-type isomers with (23E)- and (23Z)- DELTA **2**3- and DELTA **2**4-unsaturated side chains. The phytochemical significance of the isomers is discussed.
View MoreXi'an Costrong Pharmaceutical Co., Ltd.
Contact:029- 68576496
Address:Room 2004,Shuibao Building,No.190,South Erhuan Rd, Yanta District,Xi'an,Shaan Xi,China
Suzhou Chiral Pharmaceuticals Co., Ltd.
Contact:86-0512-63197058
Address:Building A, No. 2358, Chang'an Road, Wujiang Science Park
Ningbo Inno Pharmchem Co., Ltd.
Contact:86-574-87319282
Address:6F-5,NO.163 RUIQING RD.,NINGBO 315000 CHINA
Anhui Qingyun Pharmaceutical and Chemical Co.,Ltd
Contact:+86-551-63633067
Address:Shuangfeng Road Hefei Anhui
Neworld Chemical Co., Ltd Shanghai(expird)
Contact:+86-21-62202658
Address:11F, Blvd 2, No. 1969 PuXing Rd, Shanghai
Doi:10.1021/jo00876a008
(1976)Doi:10.1248/cpb.49.87
(2001)Doi:10.1021/jo00874a041
(1976)Doi:10.1016/j.bmcl.2017.02.062
(2017)Doi:10.1021/ja2028684
(2011)Doi:10.1002/anie.200806268
(2009)