Phenylacetylene → HCID 25221729, compound

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Reaction Steps

This product was prepared from toluene-4-sulfonic acid 3-chloro-5-fluoro-phenyl ester and ethynyl-benzene following the general procedure for the Sonogashira cross-coupling process described above. Chromatography eluent: heptane; yield (110 mg, 98%); 1H NMR δ (CDCl3): 7.51 (m, 2H), 7.36 (m, 3H), 7.03 (d, J=7.05 Hz, 2H), 6.79 (t, J=8.35 Hz, 1H); LCMS m/z: 230.

Provenance & Evidence