Improved Synthesis and Electrophilic Bromination of Benzodithiophene. Charge-Transfer and Cycloaddition Reaction with Tetracyanoethylene

DOI: 10.1021/jo00180a013

Source and publish data:

Journal of Organic Chemistry p. 1027 - 1030 (1984)

Update date:2022-08-03

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Authors:

Lin, Lon-Tang Wilson

Hart, Harold

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Article abstract of DOI:10.1021/jo00180a013

Benzo<1,2-c:3,4-c'>dithiophene (6) is prepared in two steps and 47percent overall yield from its tetrahydro precursor 7.Bromination of 6 ( NBS, AcOH) occurs in the thiophene moities; preparation of the 1-Br, 3-Br, 1,3-Br2, 1,3,6-Br3, 1,3,6,8-Br4, and 1,3,

Full text of DOI:10.1021/jo00180a013

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Product name:2-(4-Dicyanomethylene-cyclohexa-2,5-dienylidene)-malononitrile; compound with benzo[1,2-c;3,4-c']dithiophene

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