2-Aminothiazole → 2-Fluoro-5-(2-methylpropoxy)-4-nitrotoluene

Beteiligte Stoffe

Reaktionsschritte

2-Fluoro-5-(2-methylpropoxy)-4-nitrotoluene (0.73 g, 65%) was prepared from 2-methylpropanol (0.46 ml, 5.0 mmol) and 2,5-difluoro-4-nitrotoluene (0.86 g, 5.0 mmol) following the general procedure G. This was reduced to 5-fluoro-4-methyl-2-(2-methylpropoxy)-aniline (0.45 g, 70%) following general procedure C. 1-(5-Fluoro-2-isobutoxy-4-methyl-phenyl)-3-thiazol-2-yl-urea (205 mg, 64%) was prepared from 5-fluoro-4-methyl-2-(2-methylpropoxy)-aniline (197 mg, 1.0 mmol) and 2-aminothiazole (100 mg, 1.0 mmol) following the general procedure D.

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