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Chemistry of the pyrrolo[3,4-c]pyrido[2,3-d]pyrimidine system. Synthesis of 6,7-dihydropyrrolo[3,4-c]pyrido[2,3-d]pyrimidines, a novel ring system with potential biological interest

✍ Scribed by Su, Tsann Long; Watanabe, Kyoichi A.


Book ID
125931310
Publisher
American Chemical Society
Year
1989
Tongue
English
Weight
644 KB
Volume
54
Category
Article
ISSN
0022-3263

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## Abstract The novel 7‐hydrazino‐1,3‐dimethylpyrido[2,3‐__d__]pyrimidine‐2,4(1__H__,3__H__)‐dione (**2**) gives the hydrazine derivatives **3, 5, 6, 8**, and **10**. The __s__‐triazolo[4β€²,3β€²: 1,6]pyrido[2,3‐__d__]pyrimidine **4** is prepared from **3**, while the attempted cyclizations of **5, 6**