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Cyclocondensation of 3-amino-2-iminonaphtho[1,2-d]-thiazole with α-ketocarboxylic acid derivatives: Synthesis of 2-substituted 3-Oxo-3H-naphtho[1′,2′:4,5]thiazolo-[3,2-b][1,2,4]triazines as potential anti-HIV agents

✍ Scribed by Kang-Chien Liu; Bi-Jane Shih; Chuen-Hsiang Lee


Book ID
112130241
Publisher
Journal of Heterocyclic Chemistry
Year
1992
Tongue
English
Weight
403 KB
Volume
29
Category
Article
ISSN
0022-152X

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Novel Synthesis of 3-Amino-4-oxo-(2H)-py
✍ K. G. Baheti; S. V. Kuberkar 📂 Article 📅 2003 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 41 KB 👁 1 views

## Abstract Reaction of 4__H__‐pyrimido[2,1‐__b__]benzothiazole‐2‐thiomethyl‐3‐cyano‐4‐one **(1)** with hydrazine hydrate/aryl hydrazine/heteryl hydrazine in the presence of anhydrous potassium carbonate and dimethyl formamide afforded 3‐amino‐4‐oxo‐(2__H__)/aryl/heteryl pyrazolo[3′,4′:4,5]pyrimido