Several prochiral esters of 1,4-dihydropyridines were enantioselectively hydrolyzed by Pseudomonas lipases (AK, P-30, and K-10) and Candida cylindracea lipase (OF-360). The stereochemical preferences of the lipases P-30 and K-10 were found to be always 4-Pro R and that of OF-360 to be 4-Pro S. In co
β¦ LIBER β¦
Protease-catalyzed enantioselective synthesis of optically active 14-dihydropyridines
β Scribed by Yoshihiko Hirose; Kinya Kariya; Ikuharu Sasaki; Yoshiaki Kurono; Kazuo Achiwa
- Book ID
- 104215821
- Publisher
- Elsevier Science
- Year
- 1993
- Tongue
- French
- Weight
- 238 KB
- Volume
- 34
- Category
- Article
- ISSN
- 0040-4039
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β¦ Synopsis
The fast enanfiosclecfive pm4tease-ca~yzed hydrelyses of 1,4-dihydropysklk~-3,5~_~ diesters were developed. The monoesters obtained had high optical purity and wege useful chiral tmildiNg MOCKS which could ~ lead to optically active Cablockers.
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We are grateful to the Fonds der Chemischen Industrie for financial support, and S.-M.L. thanks the Alexander von Humboldt Foundation for a postdoctoral fellowship. We also acknowledge Dr. C. Jaekel (BASF AG) for pointing out Refs. [5h] and [6].
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