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PREPARATION OF IMIDAZO[2,1-b]THIAZOLES AND THIAZOLO[3,2-a]-BENZIMIDAZOLES USING S-ETHENYLSULFILIMINES

✍ Scribed by Ikeda, Katsuya; Hata, So-Ichiroh; Tanaka, Yasuhiro; Yamamoto, Tamotsu

Book ID
121403946
Publisher
Taylor and Francis Group
Year
2000
Tongue
English
Weight
285 KB
Volume
32
Category
Article
ISSN
0030-4948

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ChemInform Abstract: Studies on the Synt
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✍ Katsuya Ikeda; So-ichiroh Hata; Yasuhiro Tanaka; Tamotsu Yamamoto 📂 Article 📅 2000 🏛 John Wiley and Sons ⚖ 29 KB 👁 2 views

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Synthesis of new functionalized imidazo[
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## Abstract 5‐Oxo‐5__H__‐[1,3]thiazolo[3,2‐__a__]pyrimidine‐6‐carboxylic acid (**4**), and 6‐methylimidazo[2,1‐__b__]thiazole‐5‐carboxylic acid (**17**) were reacted with amines **6a‐i** by the reaction with oxalyl chloride and __N, N__‐di methyl‐formamide as a catalyst into primary and secondary a