Cycloaddition Reactions of 4,6-Diphenylthienooxadiazole and -thiadiazole with Acetylenes

DOI: 10.1021/jo01303a007

Source and publish data:

Journal of Organic Chemistry p. 2956 - 2959 (1980)

Update date:2022-08-05

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Authors:

Tsuge, Otohiko

Toshiaki, Takata

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Article abstract of DOI:10.1021/jo01303a007

4,6-Diphenylthieno<3,4-c><1,2,5>oxadiazole containing tetravalent sulfur reacted with acetylenes to give the corresponding 1:2 adducts, syn-2-cyano-5-(3-isoxazolyl)-2,5-dihydrothiophene derivatives, accompanied by benzoxadiazoles.The reaction proceeds via

Full text of DOI:10.1021/jo01303a007

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