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Report | Regular issue | Vol 19, No. 3, 1982, pp.529-530
Published online, 1st January, 1970
DOI: 10.3987/R-1982-03-0529
Synthesis of Some 5,5-Disubstituted 2-Thiohydantoin Derivatives

Hung-Cheh Chiang and Jin-Ren Ko

*Department of Chemistry, National Taiwan Normal University, 88, Sec. 4, Tingchow Road, Taipei, 116, Taiwan, R.O.C.

Abstract

Treatment of 5,5-diphenyl-2-thiohydantoin (2a) with allyl bromide in basic alcohol solution gave 5,5-diphenyl-2-allylthiohydantoin (3a) in 78.5% yield, whose derivatives (3b), (3f), (4a-c), and (6) were also prepared in a similar fashion.