Reaction of α,β-unsaturated trifluoromethyl ketones (I) with primary enamines in the presence of POCl 3 and pyridine adsorbed on silica gel and following oxidation of the resulting dihydropyridines provides a high-yielding synthesis of title compounds (III) (16 examples). -(KATSUYAMA, I.; OGAWA,
✦ LIBER ✦
ChemInform Abstract: A One-Pot Synthesis of 4,6-Androstadien-6,17β-diol-3-one.
✍ Scribed by Shio K. Singh; Ram C. Gupta
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 30 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0931-7597
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