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The preparation of ethyl 7-azapteroate and related compounds

✍ Scribed by Carroll Temple Jr.; Conrad L. Kussner; John A. Montgomery


Book ID
112122569
Publisher
Journal of Heterocyclic Chemistry
Year
1971
Tongue
English
Weight
55 KB
Volume
8
Category
Article
ISSN
0022-152X

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A new selective preparation of ethyl 7-a
✍ Yoichi Yamada; Heinosuke Yasuda; Yuichi Yoshihara; Kazue Yoshizawa 📂 Article 📅 1999 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 379 KB

## Abstract A series of ethyl 7‐amino‐2,4‐dioxopteridine‐6‐carboxylates 4 and ethyl 7‐amino‐4‐oxo‐2‐thioxopteridine‐6‐carboxylates 5, of interest biologically, has been prepared in one step from the reaction of such __vicinal__‐diamines as 1,3‐dialkyl‐5,6‐diaminouracils 2 or 1,3‐dialkyl‐5,6‐diamino