Hydrochloric Acid → 1-(Pyridin-4-yl)piperidine-4-carboxylic acid hydrochloride
Reaction equation
[N:1]1[CH:6]=[CH:5][C:4]([N:7]2[CH2:12][CH2:11][CH:10]([C:13]([O:15]CC)=[O:14])[CH2:9][CH2:8]2)=[CH:3][CH:2]=1.[ClH:18]>O1CCOCC1>[ClH:18].[N:1]1[CH:2]=[CH:3][C:4]([N:7]2[CH2:12][CH2:11][CH:10]([C:13]([OH:15])=[O:14])[CH2:9][CH2:8]2)=[CH:5][CH:6]=1Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Conditions
- Temperature
- 95 °C
Procedure
2.95 g (12.6 mmol) of ethyl 1-(4-pyridyl)-4-piperidinecarboxylate was stirred in 100 ml of dioxane. 50 ml of 1 N hydrochloric acid was added to the obtained mixture, and they were stirred at 95° C. for 20 hours. The solvent was evaporated to obtain the crude title compound.
Workup
- customThe solvent was evaporated
Sources & evidence
- ORD record
- ord-f297f50d11b4462b968ad33fc32de5fc
- Source dataset
- uspto-grants-2002_06
- Patent number
- US06410538B2
Reaction notes
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