Transformations of tetrahydropyrido[4′,3′:4,5]thieno[2,3-d]pyrimidin-4(3H)-ones in the presence of alkynes bearing electron-withdrawing substituents
✍ Scribed by Voskressensky, L. G.; Borisova, T. N.; Kovaleva, S. A.; Listratova, A. V.; Kulikova, L. N.; Khrustalev, V. N.; Ovcharov, M. V.; Varlamov, A. V.
- Book ID
- 118809940
- Publisher
- Springer
- Year
- 2012
- Tongue
- English
- Weight
- 336 KB
- Volume
- 61
- Category
- Article
- ISSN
- 1573-9171
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## Abstract magnified image The carbodiimides **5**, obtained from reactions of iminophosphorane **4** with aromatic isocyanates, reacted with amines, phenols or ROH to give 2‐substituted 5,6,7,8‐tetrahydropyrido[4′,3′:4,5]thieno[2,3‐__d__]‐pyrimidin‐4(3__H__)‐one 7 in the presence of catalytic am