Hydrochloric Acid → tert-Butyl 6-(5-oxo-4-pyridin-3-yl-2,5-dihydro-1H-pyrazol-1-yl)pyridine-3-carboxylate hydrochloride
Reaction equation
[O:1]=[C:2]1[N:6]([C:7]2[N:12]=[CH:11][C:10]([C:13]([O:15][C:16]([CH3:19])([CH3:18])[CH3:17])=[O:14])=[CH:9][CH:8]=2)[NH:5][CH:4]=[C:3]1[C:20]1[CH:21]=[N:22][CH:23]=[CH:24][CH:25]=1.[ClH:26]>O1CCOCC1>[ClH:26].[O:1]=[C:2]1[N:6]([C:7]2[N:12]=[CH:11][C:10]([C:13]([O:15][C:16]([CH3:19])([CH3:18])[CH3:17])=[O:14])=[CH:9][CH:8]=2)[NH:5][CH:4]=[C:3]1[C:20]1[CH:21]=[N:22][CH:23]=[CH:24][CH:25]=1Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
100 mg (0.3 mmol) of the compound from Example 15 are stirred in a 4 N solution of hydrogen chloride in dioxane at RT for 30 min. The solid is then filtered off and dried under high vacuum.