Methanesulfonyl chloride → Methanesulfonic acid 3-[3-(4-trifluoromethyl-phenyl)-benzo[d]isothiazol-6-yl]-prop-2-ynyl ester
Reaction equation
[F:1][C:2]([F:23])([F:22])[C:3]1[CH:8]=[CH:7][C:6]([C:9]2[C:13]3[CH:14]=[CH:15][C:16]([C:18]#[C:19][CH2:20][OH:21])=[CH:17][C:12]=3[S:11][N:10]=2)=[CH:5][CH:4]=1.[CH3:24][S:25](Cl)(=[O:27])=[O:26]>>[F:23][C:2]([F:1])([F:22])[C:3]1[CH:4]=[CH:5][C:6]([C:9]2[C:13]3[CH:14]=[CH:15][C:16]([C:18]#[C:19][CH2:20][O:21][S:25]([CH3:24])(=[O:27])=[O:26])=[CH:17][C:12]=3[S:11][N:10]=2)=[CH:7][CH:8]=1Participants
3
Procedure
In analogy to example 15.1, 3-[3-(4-Trifluoromethyl-phenyl)-benzo[d]isothiazol-6-yl]-prop-2-yn-1-ol and methane sulfonyl chloride were converted to yield Methanesulfonic acid 3-[3-(4-trifluoromethyl-phenyl)-benzo[d]isothiazol-6-yl]-prop-2-ynyl ester, which was directly subjected to the following reaction.
Sources & evidence
- ORD record
- ord-aab38911327643cbb51f2187aace81a6
- Source dataset
- uspto-grants-2007_02
- Patent number
- US07173043B2
Reaction notes
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