2-(Hexahydro-2-pyrimidinylidene)cycloalkanones 1 react with ethyl propiolate in alcoholic solution to give 9-(alkoxycarbonylalkyl)pyrido[1,2\_a]pyrimidines 3 via ring cleavage of cyclicketones.
โฆ LIBER โฆ
A Facile Pyrimidine Ring Cleavage 1,2
โ Scribed by Taylor, Edward C.; Knopf, Robert J.; Cogliano, J. A.; Barton, J. W.; Pleiderer, Wolfgang
- Book ID
- 120250031
- Publisher
- American Chemical Society
- Year
- 1960
- Tongue
- English
- Weight
- 956 KB
- Volume
- 82
- Category
- Article
- ISSN
- 0002-7863
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