2-Chloro-5-(trifluoromethyl)pyrazine → N-[(1R,2R)-2-Methyl-2-{[5-(trifluoromethyl)pyrazin-2-yl]amino}cyclopentyl]-2-(2H-1,2,3-triazol-2-yl)benzamide

Participants

Reaction Steps

Prepared according to the procedure for N-(2-methyl-2-{[5-(trifluoromethyl)pyrazin-2-yl]amino}cyclopentyl)-2-(2H-1,2,3-triazol-2-yl)benzamide (Example 82) from N-(2-amino-2-methylcyclopentyl)-2-(2H-1,2,3-triazol-2-yl)benzamide hydrochloride (Intermediate 26; 287 mg, 1.01 mmol) and 2-chloro-5-(trifluoromethyl)pyrazine (CAS number 799557-87-2; 202 mg, 1.11 mmol) except this was then chirally separated using SFC (Waters prep30/MS system using 20% Ethanol, column AY) to afford the title compound.

Provenance & Evidence