p-Chlorothiophenol → HCID 15458907, compound

Participants

Reaction Steps

The title compound was prepared from 4-chlorobenzenethiol and ethyl 6-chloro-7-fluoro-2-(trifluoromethyl)-2H-1-benzopyran-3-carboxylate (Example 183, Step 2) via a procedure similar to that described in Example 183, Steps 3 and 4: mp 251.7-253.3° C. 1H NMR (acetone-d6/300 MHz) 7.86 (s, 1H), 7.62 (m, 5H), 6.39 (s, 1H), 5.78 (q, 1H, J=7.0 Hz). 19F NMR (acetone-d,/282 MHz) −79.4 (d, J=6.5 Hz). ESLRMS m/z 419 (M−H). ESHRMS m/z 418.9559 (M−H, Calc'd 418.9523). Anal. Calc'd for C17H9Cl2F3O3S: C, 48.47; H, 2.15; Cl, 16.83; S, 7.61. Found: C, 48.38; H, 2.12; Cl, 17.09; S, 7.75.

Provenance & Evidence