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Highly Diastereoselective Cycloaddition Reactions of Variously Substituted 1-Thia- and 1-Thia-3-aza-buta-1,3-dienes. Synthesis of Enantiomerically Pure 5,6-Dihydro-4H-[1,3]thiazines and 3,4-Dihydro-2H-thiopyrans.

✍ Scribed by Anne Harrison-Marchand; Sylvain Collet; Andre Guingant; Jean-Paul Pradere; Loic Toupet


Publisher
John Wiley and Sons
Year
2004
Weight
239 KB
Volume
35
Category
Article
ISSN
0931-7597

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✍ Pushpak Mizar; Bekington Myrboh 📂 Article 📅 2009 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 81 KB

## Abstract magnified image Substituted 4‐(5‐alkyl‐thiazol‐2‐ylmethyl)‐3,4‐dihydro‐2__H__‐1,4‐benzoxazines and 5‐(2,3‐dihydro‐1,4‐benzoxazin‐4‐ylmethyl)‐4‐methyl‐1‐phenyl‐1__H__‐pyrazol‐3‐ylamines were prepared by the reaction of (2,3‐dihydro‐1,4‐benzoxazin‐4‐yl)‐acetic acid methyl ester and some