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ChemInform Abstract: 2-Substituted 5-Acetyl-4-thiazolyl Triflates as Useful Building Blocks for the Preparation of Functionalized Thiazoles.

โœ Scribed by Antonio Arcadi; Orazio A. Attansi; Barbara Guidi; Elisabetta Rossi; Stefania Santeusanio

Publisher
John Wiley and Sons
Year
2010
Weight
41 KB
Volume
31
Category
Article
ISSN
0931-7597

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2-Substituted 5-Acetyl-4-Thiazolyl Trifl
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The readily available 2-substituted 5-acetyl-4-thiazolyl with 1-alkynes/6-endo-dig annulation reactions in the presence of ammonia leads to functionalised pyrido[3,4-triflates 2 are useful building blocks for the preparation of functionalised thiazoles by means of palladium-catalysed c]thiazoles in

ChemInform Abstract: Ethyl N-(o-Ethynyl)
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Ethyl N-(o-Ethynyl)malonanilide as a Useful Building Block for the Preparation of 3,4-Disubstituted-2(1H)-quinolones, 3,4-Disubstituted- and2,3,4-Trisubstituted Quinolines. -The Pd-catalyzed reaction of the o-ethynylmalonanilides with aryl halides affords disubstituted alkynes. Following intramolecu