[CH2:1]([C:3]1[S:4][CH:5]=[C:6]([CH3:8])[N:7]=1)[CH3:2].[Br:9][CH2:10][C:11]([C:13]1[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=1)=[O:12]>C(#N)C.CCOCC>[Br-:9].[CH2:1]([C:3]1[S:4][CH:5]=[C:6]([CH3:8])[N+:7]=1[CH2:10][C:11](=[O:12])[C:13]1[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=1)[CH3:2]2-Ethyl-4-methylthiazole (0.5 g, 3.93 mmole), 2-bromo-1-phenyl-1-ethanone (0.782 g, 3.93 mmole), and acetonitrile (0.25 mL) were heated in an oil bath at 110 C for 3 hr, then cooled, dissolved in acetonitrile (4 mL), and diluted with ether (4 mL). After storage at 4 C overnight, the crystals which separated were filtered out and recrystalized from acetonitrile/ether to give 0.765 g of the title compound, mp 126–128.
Loading…