Synthetic Communications p. 1589 - 1596 (1991)
Update date:2022-07-30
Topics:
Ramana Reddy
Manjubhashini
Reddy
Ramana Reddy
Bhaskar Reddy
The condensation of 2-phenylethanesulfonylacetic acid (4) with araldehydes (5) in presence of a base gave E-styryl-2-phenylethyl sulfones (6) which on dehydrogenation with DDQ (7) yielded E,E-bis-(styryl)sulfones (8). The 8 on treatment with dichlorotris(triphenyl-phosphine)ruthehium(II) catalyst resulted 1,4-diaryl-1,3-butadienes (9). The configurations of 6, 8 and 9 have been determined based on IR and 1H NMR spectral data.
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Doi:10.1021/acs.orglett.6b02047
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