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Conversions of 2-thioxo-1,3-dithiol-4,5-dicarboxylic acid dimethyl ester — The path to a new heterocyclic system, (4H,6H)-1,3-dithiolo[4,5-d]pyrimidine-2,5,7-trione and 5,6-dimercaptouracil derivatives

✍ Scribed by O. Ya. Neiland; R. A. Valters; G. G. Pukitis; V. Zh. Tilika; A. S. Edzhinya


Publisher
Springer US
Year
1992
Tongue
English
Weight
385 KB
Volume
28
Category
Article
ISSN
0009-3122

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Derivatives of 2,3-dihydroimidazo[1,5,4-
✍ Roberta Costi; Roberto Di Santo; Marino Artico; Silvio Massa 📂 Article 📅 2002 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 124 KB

## Abstract The synthesis of derivatives of 2,3‐dihydroimidazo[1,5,4‐__ef__][1,2,5]benzothiadiazepin‐6(4__H__,7__H__)‐thione 1,1‐dioxide is reported starting from __N__‐substituted ethyl 2‐(5‐chloro‐2‐nitrobenzenesulfonamido)‐2‐alkyl‐acetates. Fundamental steps of the synthetic pathway were: i) int