3,5-Diacyl-4-phenyl-l,4-dihydropyridines have been synthesized via a regio-and chemoselective addition of Ph2Cu(CN)Li2 to I~-substituted N-alkylpyridinium salts, followed by acylation of the intermediate 1,4dihydropyridines with trichloroacetic anhydride and subsequent haloform-type reaction. A simi
✦ LIBER ✦
Synthese de diacyl-1,4 alcoyl-4 dihydropyridines
✍ Scribed by P.M. Atlani; J.F. Biellmann
- Publisher
- Elsevier Science
- Year
- 1969
- Tongue
- French
- Weight
- 130 KB
- Volume
- 10
- Category
- Article
- ISSN
- 0040-4039
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✦ Synopsis
La synthke du diacktyl-1,4 t8trahydrodipyridyl-4,4 1 effectu&e par Dimroth et Heene (1) en 1921, puis reprise par Wibaut et Arens (2), consiste 2 faire r6agir l'anhydride acetique sur la pyridine en prgsence de zinc.
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