期刊
ORGANIC PROCESS RESEARCH & DEVELOPMENT
卷 18, 期 8, 页码 928-933出版社
AMER CHEMICAL SOC
DOI: 10.1021/op5001226
关键词
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资金
- National Natural Science Foundation of China [21176222]
- Collaborative Innovation Center of Yangtze River Delta Region Green Pharmaceuticals
A novel process for the preparation of fluticasone propionate (1), a corticosteroid, is reported. In this paper, compound 2 was used as starting material to prepare 6 by using NaClO or NaBrO which was much cheaper than H5IO6 as an oxidizing agent. Furthermore, toxic, expensive, and pollutive BrCH2F was replaced by AgNO3 and Selectfluor in decarboxylative fluorination.
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