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Regioselective Synthesis of 2-Functionalized Thiophenes by Condensation of α-Mercapto Compounds with β-Aminoenone Derivatives

✍ Scribed by Alberola, Angel; Andrés, José M.; Gonzãlez, Alfonso; Pedrosa, Rafael; Prãdanos, Pedro


Book ID
121498070
Publisher
Taylor and Francis Group
Year
1990
Tongue
English
Weight
349 KB
Volume
20
Category
Article
ISSN
0039-7911

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Regioselective introduction of functiona
✍ Elmo Wissing; Henk Kleijn; Jaap Boersma; Gerard van Koten 📂 Article 📅 2010 🏛 Elsevier Science 🌐 English ⚖ 1019 KB

## Abstract Alkylation of the 1,4‐diaza‐1,3‐butadiene __t__‐BuN=CH‐CH=N __t__‐Bu (__t__‐BuDAB) by functionally substituted diorganozinc compounds Zn[(CHR^1^XCH~2~)~__n__~XR^2^]~2~ (__n__ = 1–3, R^1^ = H, Me, XR^2^ = OMe, OBn, SEt, NMe~2~, COOEt) occurs regioselectively. Alkylation occurs at the nit