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Design and Synthesis of a Tetracyclic Pyrimidine-Fused Benzodiazepine Library

✍ Scribed by Zheng, Lianyou; Xiang, Jinbao; Dang, Qun; Guo, Sigen; Bai, Xu

Book ID
111931497
Publisher
American Chemical Society
Year
2006
Tongue
English
Weight
86 KB
Volume
8
Category
Article
ISSN
1520-4766

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Design and Synthesis of a Tetracyclic Py
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## Abstract Benzodiazepines 3a–d have been synthesized by the reaction of exocyclic Ξ±,β‐unsaturated ketones 1a–d with 1,2‐phenylenediamine in hot ethanol. Acetylation of compounds 3a–d with a mixture of acetic anhydride and anhydrous pyridine affords the __N__‐acetyl derivatives 4a–d. Structure and