4-Piperidinecarboxylic acid → 1-(4-Oxo-4,5-dihydro-thiazol-2-yl)piperidine-4-carboxylic acid
Reaction equation
CS[C:3]1[S:4][CH2:5][C:6](=[O:8])[N:7]=1.[NH:9]1[CH2:14][CH2:13][CH:12]([C:15]([OH:17])=[O:16])[CH2:11][CH2:10]1>CO>[O:8]=[C:6]1[CH2:5][S:4][C:3]([N:9]2[CH2:14][CH2:13][CH:12]([C:15]([OH:17])=[O:16])[CH2:11][CH2:10]2)=[N:7]1Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
To a solution of 2-methylsulfanyl-thiazol-4-one (4.4 g, 30 mmol) in MeOH (60 mL) was added piperidine-4-carboxylic acid (3.9 g, 30 mmol). The mixture was stirred at room temperature for 16 hours. The resulting solid was collected by filtration, washed with fresh MeOH and dried to give the title compound.
Workup
- filtrationThe resulting solid was collected by filtration
- washwashed with fresh MeOH
- customdried
Sources & evidence
- ORD record
- ord-72f7a526c84c4e3faa7d653322bc5d49
- Source dataset
- uspto-grants-2013_03
- Patent number
- US08399681B2
Reaction notes
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