## Abstract The reaction of the tetraaminopyrimidine 1 with the chalcones **2aβf** yields, in the presence of catalytic amounts of acetic acid, the 1__H__βpyrimido[4,5β__b__][1,4]diazepine derivatives **3aβf.** The cyclization process consists of a condensation reaction and a Michael type addition.
β¦ LIBER β¦
Reaction of tetraaminopyrimidine with 1-arylsulfonyl-4-methylimidazolin-2-ones
β Scribed by S. I. Zav'yalov; A. G. Zavozin
- Book ID
- 112446703
- Publisher
- Springer
- Year
- 1982
- Tongue
- English
- Weight
- 239 KB
- Volume
- 31
- Category
- Article
- ISSN
- 1573-9171
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