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New Straightforward Synthesis of2‐Amino‐6‐methyl‐5‐(pyridin‐4‐ylsulfanyl)‐3 H ‐quinazolin‐4‐one

✍ Scribed by Chen, Wei‐Min; Wan, Shan‐He

Book ID
118154367
Publisher
Taylor and Francis Group
Year
2007
Tongue
English
Weight
108 KB
Volume
37
Category
Article
ISSN
0039-7911

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✍ Mohamed A. Saleh; Yehia A. Hafez; Foad E. Abdel-Hay; Wagdy I. Gad 📂 Article 📅 2003 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 91 KB 👁 1 views

## Abstract The reaction of 3‐__N__‐(2‐mercapto‐4‐oxo‐4__H__‐quinazolin‐3‐yl)acetamide (**1**) with hydrazine hydrate yielded 3‐amino‐2‐methyl‐3__H__‐[1,2,4]triazolo[5,1‐__b__]quinazolin‐9‐one (**2**). The reaction of **2** with __o__‐chlorobenzaldehyde and 2‐hydroxy‐naphthaldehyde gave the corresp