Potassium Carbonate → HCID 59290097, compound

Participants

Reaction Steps

The reaction of ethyl 3-hydroxybenzoate and 4-bromo-1-butene in 2-butanone in the presence of potassium carbonate was performed as described in Example 2 to give 3-But-3-enyloxy-benzoic acid as white powder. 1H-NMR (400 MHz, d6-DMSO): 12.96 (s, —CO2H); 7.48 (d-like, 1 arom. H); 7.40 (m, 2 arom. H); 7.18 (m, 1 arom. H); 5.86 (m, —CH═CH2); 5.15, 5.08 (2 d-like, CH═CH2); 4.03 (t, J=6.6, OCH2—CH2—CH2═CH2); 2.47 (m, OCH2—CH2—CH═CH2). 13C-NMR (100 MHz, d6-DMSO): 167.07 (—C═O); 158.44; 134.79; 132.18; 129.70; 121.55; 119.31; 117.04; 114.54; 66.84; 32.90.

Provenance & Evidence