Trifluoroacetic acid methylene chloride → HCID 68828101, compound
Reaction equation
C(OC([N:8]1[CH2:12][CH:11]([C:13]2[CH:18]=[CH:17][C:16]([O:19][CH3:20])=[C:15]([O:21][C:22]3[CH:27]=[CH:26][CH:25]=[CH:24][C:23]=3[CH3:28])[CH:14]=2)[CH2:10][C:9]1=[O:29])=O)(C)(C)C.C(O)(C(F)(F)F)=O.C(Cl)Cl>>[CH3:20][O:19][C:16]1[CH:17]=[CH:18][C:13]([CH:11]2[CH2:12][NH:8][C:9](=[O:29])[CH2:10]2)=[CH:14][C:15]=1[O:21][C:22]1[CH:27]=[CH:26][CH:25]=[CH:24][C:23]=1[CH3:28]Participants
3
Procedure
The deprotection of 4-(4-methoxy-3-o-tolyloxyphenyl)-2-oxo-pyrrolidine-1-carboxylic acid tert-butyl ester was performed in a 25% TFA/DCM solution. This solution was stirred for 30 min at r.t. After neutralization and extraction in EtOAc, the mixture was concentrated under reduced pressure to give the desired compound without purification.
Workup
- extractionAfter neutralization and extraction in EtOAc
- concentrationthe mixture was concentrated under reduced pressure
Sources & evidence
- ORD record
- ord-939af43601f44ab1a434087ae2276d02
- Source dataset
- uspto-grants-2009_02
- Patent number
- US07495016B2
Reaction notes
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