2-Chloro-5-(methylsulphonyl)benzoic acid → 2-Isobutoxy-5-methanesulfonyl-benzoic acid
Reaction equation
Cl[C:2]1[CH:10]=[CH:9][C:8]([S:11]([CH3:14])(=[O:13])=[O:12])=[CH:7][C:3]=1[C:4]([OH:6])=[O:5]>C(O)C(C)C>[CH2:4]([O:5][C:2]1[CH:10]=[CH:9][C:8]([S:11]([CH3:14])(=[O:13])=[O:12])=[CH:7][C:3]=1[C:4]([OH:6])=[O:5])[CH:3]([CH3:7])[CH3:2]Participants
3
Reactant 1
Product 1
Reagents, catalysts & solvents 1
Procedure
Prepared in analogy to Example A1 (b) from 2-chloro-5-methanesulfonyl-benzoic acid (Example A1(a)) and isobutanol. The crude material was purified by flash chromatography to yield the title compound as a white solid. MS (m/e): 271.1 ([M−H]−, 100%).
Workup
- customThe crude material was purified by flash chromatography
Sources & evidence
- ORD record
- ord-58ea4067ba4f4ebc8424b69c2a06db94
- Source dataset
- uspto-grants-2007_05
- Patent number
- US07220744B2
Reaction notes
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