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Synthesis of thienyl-substituted isochromene derivatives through gold-catalyzed tandem heteroarylation/cycloisomerization of ortho-alkynylbenzaldehydes with thiophenes

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Version 2 2017-01-27, 14:45
Version 1 2016-12-21, 17:26
journal contribution
posted on 2017-01-27, 14:45 authored by Hongbo Zhu, Xin Meng, Ziping Cao, Guang Chen, Xuejun Sun, Jinmao You

We describe herein a gold-catalyzed tandem heteroarylation/cycloisomerization reaction of ortho-alkynylbenzaldehydes with thiophenes. By this reaction, a variety of 1-(thiophen-2-yl)-1H-isochromene derivatives can be obtained in good yield.

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    Synthetic Communications

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    Keywords

    Alkynylbenzaldehydegold catalysisheteroarylationisochromenethiophene

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    CC BY 4.0

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