3,3,3-trifluoro-2-methylpropanoic acid

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared analogously to example 53d with 3,3,3-trifluoro-2-methyl-propionic acid (10 mg; 0.07 mmol); N-[4-methoxyethoxy-3-(4-bromphenyl)aminocarbonyl-phenyl]-2-chloro-5-aminomethyl-benzamide (32 mg; 0.06 mmol); TBTU (21 mg; 0.07 mmol) in TEA (25 μL; 0.18 mmol) and 3 mL DMF.

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: The title compound was prepared in analogy to the procedure in Example 94, step (c) using 4-trifluoromethyl-3-[5-chloro-1-methyl-6-(4-trifluoromethyl-piperidin-1-yl)-1H-benzimidazol-2-ylamino]-benzylamine (110 mg; 0.22 mmol), 3,3,3-trifluoro-2-methylpropanoic acid (31 mg; 0.22 mmol), HBTU (83 mg; 0.22 mmol), TEA (45 mg; 0.44 mmol), DMF (2 mL).