Methanesulfonyl chloride → Methanesulfonic acid 5-[3-(4-trifluoromethyl-phenyl)-benzo[d]isothiazol-6-yl]-pent-4-ynyl ester

HRID 347106Notes

Reaction equation

[F:1][C:2]([F:25])([F:24])[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][CH2:21][CH2:22][OH:23])=[CH:17][C:12]=3[S:11][N:10]=2)=[CH:5][CH:4]=1.[CH3:26][S:27](Cl)(=[O:29])=[O:28]>>[F:25][C:2]([F:1])([F:24])[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][CH2:21][CH2:22][O:23][S:27]([CH3:26])(=[O:29])=[O:28])=[CH:17][C:12]=3[S:11][N:10]=2)=[CH:7][CH:8]=1

Participants

Reactant 2

HCID 31297Methanesulfonyl chloride

HCID 223139015-[3-(4-Trifluoromethyl-phenyl)-benzo[d]isothiazol-6-yl]-pent-4-yn-1-ol

Product 1

HCID 86585421Methanesulfonic acid 5-[3-(4-trifluoromethyl-phenyl)-benzo[d]isothiazol-6-yl]-pent-4-ynyl ester

Procedure

In analogy to example 15.1, 5-[3-(4-Trifluoromethyl-phenyl)-benzo[d]isothiazol-6-yl]-pent-4-yn-1-ol and methane sulfonyl chloride were converted to yield Methanesulfonic acid 5-[3-(4-trifluoromethyl-phenyl)-benzo[d]isothiazol-6-yl]-pent-4-ynyl ester light brown oil, MS: 369 (M).

Sources & evidence

ORD record: ord-74d851e80660419689b43d67a05ba0c1
Source dataset: uspto-grants-2007_02
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US07173043B2

Reaction notes

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