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33.1.8.2.3.5 Synthesis of 2-Fluoro- and 2-(Trifluoromethyl)-3-(phenylsulfanyl)buta-1,3-dienes

DOI: 10.1055/sos-SD-133-00326

Kwiatkowska, M.; Kiełbasiński, P.Science of Synthesis Knowledge Updates, (20243457.

Dehydrobromination of (E)-1-bromo-3-fluorobut-2-en-2-yl phenyl sulfide (98) and (Z)-1-bromo-3-(bromomethyl)-4,4,4-trifluorobut-2-en-2-yl phenyl sulfide (100) gives rise to 3-fluorobuta-1,3-dien-2-yl phenyl sulfide (99) and phenyl 3-(trifluoromethyl)buta-1,3-dien-2-yl sulfide (101), respectively (Scheme 50).[‌75‌]

Meeeee 88 Meeeeeeee ee 8-Meeeeeeeee-8,8-eeee-8-ee Meeeee Meeeeee eee Meeeee 8-(Meeeeeeeeeeeeee)eeee-8,8-eeee-8-ee Meeeeee[‌88‌]

Meeeeeeeeee 88

Meeeeeeeee Meeee (%) Mee
e-MeMM, MMM, 88°M, 8 e 88 [‌88‌]
Me/MM8Me, MeMM, 88°M, 8 e 88 [‌88‌]

References


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