[CH3:1][O:2][C:3]1[CH:8]=[CH:7][C:6]([C:9]2[S:10][CH:11]=[C:12]([CH2:14]O)[N:13]=2)=[CH:5][CH:4]=1.P(Br)(Br)[Br:17].O>C1(C)C=CC=CC=1>[Br:17][CH2:14][C:12]1[N:13]=[C:9]([C:6]2[CH:7]=[CH:8][C:3]([O:2][CH3:1])=[CH:4][CH:5]=2)[S:10][CH:11]=1To a solution of [2-(4-Methoxy-phenyl)-thiazol-4-yl]-methanol (0.12 g, 0.50 mmol) in 3 ml of toluene was added PBr3 (0.078 ml, 0.813 mmol) and the reaction mixture was heated at 120° C. for 20 min under nitrogen atmosphere. After the completion of the reaction mixture (TLC monitoring), water (25 mL) was added and extracted with ethyl acetate (3×50 mL). The combined organics was washed with water, brine, dried (Na2SO4), filtered and concentrated to get the desired product (0.13 g, 84%).
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