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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 239459Generated: October 28, 2026

2,6-Difluorobenzenesulfonyl chloride → N-{3-[5-(2-Chloro-4-pyrimidinyl)-2-(1,1-dimethylethyl)-1,3-thiazol-4-yl]-2,4-difluorophenyl}-2,6-difluorobenzenesulfonamide

https://huagongshe.com/reaction/239459

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,6-Difluorobenzenesulfonyl chlorideHCID 2734271—
Reactant{3-[5-(2-Chloro-4-pyrimidinyl)-2-(1,1-dimethylethyl)-1,3-thiazol-4-yl]-2,4-difluorophenyl}amineHCID 57989911—
ProductN-{3-[5-(2-Chloro-4-pyrimidinyl)-2-(1,1-dimethylethyl)-1,3-thiazol-4-yl]-2,4-difluorophenyl}-2,6-difluorobenzenesulfonamideHCID 57989829—

Reaction Steps

Following a procedure analogous to the procedure described in Intermediate 14 using {3-[5-(2-chloro-4-pyrimidinyl)-2-(1,1-dimethylethyl)-1,3-thiazol-4-yl]-2,4-difluorophenyl}amine (500 mg, 1.313 mmol) and 2,6-difluorobenzenesulfonyl chloride (0.214 mL, 1.575 mmol) the title compound of Step C was obtained as a light yellow solid (653 mg, 89% yield). 1H NMR (400 MHz, DMSO-d6) δ ppm 10.88 (s, 1H), 8.63 (d, J=5.3 Hz, 1H), 7.63-7.74 (m, 1H), 7.52 (td, J=8.7, 6.0 Hz, 1H), 7.17-7.35 (m, 3H), 6.99 (d, J=5.3 Hz, 1H), 1.42 (s, 9H). MS (ESI): 556 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08642759B2
Source datasetuspto-grants-2014_02
ORD IDord-20de77d28223447b8d634702179ce92c
Source noteuspto-grants-2014_02