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Pyrido[3,2-g]pteridines. 2. Synthesis and growth-inhibitory evaluation of some 10-substituted 3H,10H-2,4-dioxopyrido[3,2-g]pteridines (9-azaisoalloxazines)

✍ Scribed by Israel, Mervyn; Tirosh, Nilly

Book ID
127384682
Publisher
American Chemical Society
Year
1973
Tongue
English
Weight
652 KB
Volume
16
Category
Article
ISSN
0022-2623

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Synthesis of pyridopyrazino[2,3-b]indole
Synthesis of pyridopyrazino[2,3-b]indoles and 10H-indolo[3,2-g]pteridins
✍ Jan Bergman; Hans Vallberg; Charlotta Damberg 📂 Article 📅 2010 🏛 Elsevier Science 🌐 English ⚖ 584 KB

## Abstract The reactions between isatin (8a) and __N__‐acetylisatin (8b) with pyridine‐2,3‐diamine (9a), pyridine‐3,4‐diamine (9b) and pyrimidine‐4,5‐diamine (21) were studied. 10__H__‐Pyrido[3′,2′:5,6]pyrazino[2,3‐__b__]indole (5a), 6__H__‐pyrido[2′,3′:5,6]‐pyrazino[2,3‐__b__]indole (5b), 6__H__‐