Online article for Non-subscribers

Pay per view

Heterocycles has a pay-per-view service for Non-subscribers.
You will be able to directly purchase the full text article through PayPal.
Your purchased Paper can be downloaded after the payment is completed.
An e-mail will be sent the URL to download the paper.
If you have any questions, please contact:

Price: ¥ 4,400 (Yen only)
Period: This Article can be accessed for 7 days.

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


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).