Methanesulfonyl chloride → Methanesulfonic acid 3-[3-(4-bromo-phenyl)-benzo[d]isothiazol-6-yl]-prop-2-ynyl ester

HRID 347103Notes

Reaction equation

[Br:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[C:12]3[CH:13]=[CH:14][C:15]([C:17]#[C:18][CH2:19][OH:20])=[CH:16][C:11]=3[S:10][N:9]=2)=[CH:4][CH:3]=1.[CH3:21][S:22](Cl)(=[O:24])=[O:23]>>[Br:1][C:2]1[CH:3]=[CH:4][C:5]([C:8]2[C:12]3[CH:13]=[CH:14][C:15]([C:17]#[C:18][CH2:19][O:20][S:22]([CH3:21])(=[O:24])=[O:23])=[CH:16][C:11]=3[S:10][N:9]=2)=[CH:6][CH:7]=1

Participants

Reactant 2

HCID 31297Methanesulfonyl chloride

HCID 223139303-[3-(4-Bromo-phenyl)-benzo[d]isothiazol-6-yl]-prop-2-yn-1-ol

Product 1

HCID 57428079Methanesulfonic acid 3-[3-(4-bromo-phenyl)-benzo[d]isothiazol-6-yl]-prop-2-ynyl ester

Procedure

In analogy to example 15.1, 3-[3-(4-Bromo-phenyl)-benzo[d]isothiazol-6-yl]-prop-2-yn-1-ol and methane sulfonyl chloride were converted to yield Methanesulfonic acid 3-[3-(4-bromo-phenyl)-benzo[d]isothiazol-6-yl]-prop-2-ynyl ester, which was directly subjected to the following reaction.

Sources & evidence

ORD record: ord-3e14322ddf034f819587cf8a180212b6
Source dataset: uspto-grants-2007_02
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US07173043B2

Reaction notes

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