Isopropanol → HCID 71625160, compound

Participants

Reaction Steps

Following the method used to prepare 24a, 1b (0.21 mmol) and oxalyl chloride in THF followed by allowing the intermediate acid chloride to react with 2-propanol (2 mL) provided 44 mg (58%) of product 12 as a white solid, mp 172-174° C. 1H NMR (300 MHz, DMSO-d6) δ 1.18-1.24 (m, 6H), 2.35 (s, 3H), 5.09-5.12 (m, 1H), 7.04 (dd, J=2, 9 Hz, 2H), 7.19 (d, J=8, 1H), 7.25-7.30 (m, 3H), 7.46 (dd, J=2, 9 Hz, 1H), 12.34 (s, 1H). LC-MS (CI): m/z 360.0 [(M+H)+ C19H18ClNO2S requires 359.07]. Purity (100%). Calcd for C19H18ClNO2S: C, 63.41; H, 5.04; N, 3.89; S, 8.91; Cl, 9.85. Found: C, 63.59; H, 4.97; N, 3.90; S, 9.04; Cl, 9.85.

Provenance & Evidence