Hydrochloric Acid → HCID 131726000, compound

Participants

Reaction Steps

To a solution of 1-(tert-Butoxycarbonyl)-4-(2-ethyl-4,5,6,7 tetrahydropyrazolo[1,5-a]pyridin-3-yl)-piperidine (1.41 g, from Step F) in MeOH (15 mL) was added a saturated HCl solution in MeOH (15 mL) at 0° C. After stirring at rt for 3 h, the reaction mixture was concentrated to give the title compound as a foamy solid, which was used without further purification.

Provenance & Evidence