Br[C:2]1[S:6][C:5]([NH:7][C:8](=[O:10])[CH3:9])=[N:4][C:3]=1[CH3:11].[C:12](=O)([O-])[O-].[Na+].[Na+].O.CO[CH2:21][CH2:22][O:23][CH3:24]>C1C=CC([P]([Pd]([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)[P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1>[O:23]1[CH:24]=[CH:12][CH:21]=[C:22]1[C:2]1[S:6][C:5]([NH:7][C:8](=[O:10])[CH3:9])=[N:4][C:3]=1[CH3:11]A mixture of N-(5-bromo-4-methylthiazol-2-yl)acetamide (4 g), furan-2-yl-2-boronic acid (4.22 g), tetrakis(triphenylphosphine)palladium (1.8 g) and 2 N sodium carbonate (36 ml) in DME (60 ml) was stirred at 95° C. for 18 h. After cooling, water (100 ml) was added. Extraction with ethyl acetate (3×80 ml), drying, concentration and purification (SiO2, 0 to 100% ethyl acetate in hexane) gave pure N-(5-(furan-2-yl)-4-methylthiazol-2-yl)acetamide (2.95 g).
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