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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 347108Generated: October 27, 2026

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

https://huagongshe.com/reaction/347108

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanesulfonyl chlorideHCID 31297—
Reactant4-[3-(4-Chloro-phenyl)-benzo[d]isothiazol-6-yl]-but-3-yn-1-olHCID 22314187—
ProductMethanesulfonic acid 4-[3-(4-chloro-phenyl)-benzo[d]isothiazol-6-yl]-but-3-ynyl esterHCID 57428082—

Reaction Steps

In analogy to example 15.1, 4-[3-(4-Chloro-phenyl)-benzo[d]isothiazol-6-yl]-but-3-yn-1-ol and methane sulfonyl chloride were converted to yield Methanesulfonic acid 4-[3-(4-chloro-phenyl)-benzo[d]isothiazol-6-yl]-but-3-ynyl ester as a light yellow oil, MS: 391 (M, 1Cl).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07173043B2
Source datasetuspto-grants-2007_02
ORD IDord-5aabc02e10c94df48506b7e2aee03c0e
Source noteuspto-grants-2007_02