K. Tanaka et al. / Journal of Fluorine Chemistry 128 (2007) 1094–1097
1097
FT-IR (CCl4) n 3437, 2976, 1658, 1391, 1125 cmꢁ1
;
1H
References
NMR (CDCl3) d 1.38 (3H, t, J = 7.3 Hz), 2.65 (1H, d,
J = 7.6 Hz), 2.88 (2H, q, J = 7.3 Hz), 6.38 (1H, d,
J = 7.6 Hz), 7.31 (1H, d, J = 7.3 Hz), 7.44 (1H, dd,
J = 7.6, 7.3 Hz), 7.84 (1H, d, J = 7.6 Hz); 19F NMR (CDCl3)
d ꢁ86.9 (1F, t, J = 20.4 Hz), ꢁ83.7 (1F, dd, J = 20.4,
10.2 Hz), ꢁ78.9 (1F, t, J = 20.4 Hz), ꢁ68.2 (1F, dd, J = 20.4,
10.2 Hz); MS m/z (relative intensity) 354 (M+, 2.5), 353
(M+ꢁH, 3.4), 337 (M+ꢁOH, 100), 322 (M+ꢁOH–CH3, 24).
Anal. Calcd for C17H10F4O2S: C, 57.63; H, 2.84. Found: C,
57.46; H, 2.85.
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7.42 (2H, dd, J = 7.8, 7.3 Hz), 7.82 (2H, d, J = 7.3 Hz); 19F
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2.43.
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Acknowledgments
This work was financially supported by the Promotion and
Mutual Aid Corporation for Private Schools of Japan through
the High-tech Research Center project.
[11] SPARTAN’02 Windows, Wavefunction, Inc., 18401 Von Karman Ave.,
Suite 370, Irvine, CA 92612, USA.