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Chemistry of 2-substituted thiothiazoline. III. reactivities of dianion of 2-propargylthiothiazoline and related 2-alkynylthiothiazolinelithium derivatives

✍ Scribed by Koichi Hirai; Yukichi Kishida


Publisher
Elsevier Science
Year
1972
Tongue
French
Weight
180 KB
Volume
13
Category
Article
ISSN
0040-4039

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✦ Synopsis


In a previous communication we reported a new squalene synthesis using 2-alkenylthiothiazolinelithium derivative. lb) We now wish to report the re-


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Synthesis of 4-hydroxyquinolin-2(1H)-one
✍ Jae-Chul Jung; Young-Jo Jung; Oee-Sook Park πŸ“‚ Article πŸ“… 2001 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 83 KB

## Abstract A versatile synthetic method for preparing 4‐hydroxyquinolone and 2‐substituted quinolone compounds from simple benzoic acid derivatives was demonstrated. The synthetic strategies involve the use of well known ethyl acetoacetate synthesis, malonic ester synthesis and reductive cyclizati