Microwave-assisted synthesis of 2-aminothiophene-3-carboxylic acid derivatives, 3H-thieno [2, 3-d] pyrimidin-4-one and 4-chlorothieno [2, 3-d] pyrimidine

S Hesse, E Perspicace, G Kirsch

文献索引：Tetrahedron Letters, , vol. 48, # 30 p. 5261 - 5264

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被引用次数: 74

摘要

... Tetrahedron Letters. Volume 48, Issue 30, 23 July 2007, Pages 5261–5264. Cover image Cover image. ... Indeed, most published Gewald thiophene synthetic procedures required long reaction times that vary between 4 and 48 h for the condensation step. ...