Methyl 2-chloro-3-oxopentanoate → HCID 18672263, compound

Participants

Reaction Steps

A stirred solution of 2,4,6-trichlorophenylthiourea (scheme 1: (B)) (3.25 g, 12.72 mmoles) and methyl 2-chloro-3-oxopentanoate (Scheme 1: (C)) (1.92 mL, 1.1 equiv.) in ethanol (60 mL) was heated at reflux for 16 hours. The solvent was removed in vacuo and the product was recrystallized from methanol (4.49 g, 97%). H1 NMR (CDCl3) δ 1.15 (3H, t), 2.91 (2H, q), 3.75 (3H, s), 7.47 (2H, s), 9.10 (1H, br).

Provenance & Evidence