Efficient synthesis of novel pyrido[3,2- d]pyrimidine-2,4-diones
A series of pyrido[3,2- d]pyrimidine-2,4-diones 5a– g have been synthesized through conversion of 2,3-pyridinedicarboxylic anhydride 1 into half-ester 2 , subsequent Curtius rearrangement and further reaction with amino acids. Graphic
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Published in | Tetrahedron letters Vol. 44; no. 13; pp. 2745 - 2747 |
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Main Authors | , , , , |
Format | Journal Article |
Language | English |
Published |
OXFORD
Elsevier Ltd
24.03.2003
Elsevier |
Subjects | |
Online Access | Get full text |
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Summary: | A series of pyrido[3,2-
d]pyrimidine-2,4-diones
5a–
g
have been synthesized through conversion of 2,3-pyridinedicarboxylic anhydride
1
into half-ester
2
, subsequent Curtius rearrangement and further reaction with amino acids.
Graphic |
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ISSN: | 0040-4039 1873-3581 |
DOI: | 10.1016/S0040-4039(03)00273-9 |