Nitrogen → HCID 86624326, compound

Participants

Reaction Steps

Add 0.10 mL of 1N solution of methanesulfonic acid in CH2Cl2/MeOH (95/5) to a stirred solution of 1-(5-tert-butyl-2-p-tolyl-2H-pyrazol-3-yl)-3-{6-[4-(2-cyclopentyl-acetyl)-piperazin-1-yl]-pyridin-3-yl}-urea in 2 mL of CH2Cl2/MeOH (95/5). Stir the mixture at room temperature for 20 minutes, and then evaporate solvents by N2 flushing. Triturate the salt with Et2O, filter and dry to give the title compound. MS(ES+): m/z=544 [M+H].

Provenance & Evidence