2-Hydroxy-4-(trifluoromethyl)benzoic acid → HCID 58111822, compound
Reaction equation
[OH:1][C:2]1[CH:10]=[C:9]([C:11]([F:14])([F:13])[F:12])[CH:8]=[CH:7][C:3]=1[C:4]([OH:6])=[O:5].[CH:15]1([CH2:21]OS(C2C=CC(C)=CC=2)(=O)=O)[CH2:20][CH2:19][CH2:18][CH2:17][CH2:16]1>>[CH:15]1([CH2:21][O:5][C:4](=[O:6])[C:3]2[CH:7]=[CH:8][C:9]([C:11]([F:12])([F:13])[F:14])=[CH:10][C:2]=2[O:1][CH2:4][CH:3]2[CH2:7][CH2:8][CH2:9][CH2:10][CH2:2]2)[CH2:20][CH2:19][CH2:18][CH2:17][CH2:16]1Participants
3
Procedure
2-Hydroxy-4-trifluoromethyl-benzoic acid (246 mg, 1.19 mmol) was reacted with toluene-4-sulfonic acid cyclohexylmethyl ester (640 mg, 2.34 mmol) as described above to give the title compound (470 mg, 99%) after purification by column chromatography.
Sources & evidence
- ORD record
- ord-a2399f00a7c0495e884d5a4d7f735aa3
- Source dataset
- uspto-grants-2013_10
- Patent number
- US08557872B2
Reaction notes
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