Baruah, B and Bhuyan, P J (2009) Tertiary amine effect: synthesis of some novel spirosubstituted pyrido[2,3-d]pyrimidines. Tetrahedron Letters, 50 (2). pp. 243-245. ISSN 00404039
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Abstract
5-Formyl-6-tertiaryamino uracils 3 prepared from 6-chloro-5-formyl uracil derivative 1 react with barbituric acids 4 in the presence of base catalyst to afford a novel class of spirosubstituted pyrido[2,3- d]pyrimidines 5 via 1,6-electro-cyclisation in excellent yields.
| Item Type: | Article |
|---|---|
| Subjects: | Chemistry > Organic Chemistry |
| Divisions: | UNSPECIFIED |
| Depositing User: | Dr. PK Barooah |
| Date Deposited: | 26 Dec 2011 10:47 |
| Last Modified: | 26 Dec 2011 10:47 |
| URI: | http://neist.csircentral.net/id/eprint/52 |
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