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Communication | Regular issue | Vol 14, No. 5, 1980, pp.619-623
Published online, 1st January, 1970
DOI: 10.3987/R-1980-05-0619
Some Novel Reactions of 1,3-Dimethyluracils II. Studies on New Stable Pyrimidine Ring-Opened Compounds

Norio Kawahara,* Tsuneo Itoh, Haruo Ogura, and Kyoichi A. Watanabe

*Hokkaido College of Pharmacy, 7-1 Katsuraoka-cho, Otaru 047-02, Japan

Abstract

The reaction of various 1,3-dialkyl-6-(N-substituted)aminouracils (I) with dimethyl acetylenedicarboxylate (DMAD) in aprotic solvents gave new stable pyrimidine ring-opened compounds (II).