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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 379405Generated: October 30, 2026

Water → HCID 18403339, compound

https://huagongshe.com/reaction/379405

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantBenzenesulfonyl chlorideHCID 7369—
ReactantSodium hydrideHCID 24758—
ReactantHCID 9913704HCID 9913704—
SolventDimethylformamideHCID 6228—
ProductHCID 18403339HCID 1840333992.6%

Reaction Steps

To a solution of 100 mg (0.2 mmol) N-(6-amino-4-o-tolyl-pyridin-3-yl)-2-(3,5-bis-trifluoromethyl-phenyl)-N-methyl-isobutyramide (Example 73) in 4 ml N,N-dimethylformamide was added at 0° C. 11 mg (0.252 mmol) sodium hydride as a 60% dispersion in oil and the mixture was stirred for 30 min without cooling. Then 28 il (0.218 mmol) benzenesulfonyl chloride were added at 0° C. and the solution was stirred over night at room temperature. The reaction mixture was added to water and extracted with ethyl acetate (3×10 ml). The combined extracts were washed with water (3×20 ml), brine (20 ml), dried (magnesium sulfate) and evaporated. Chromatography of the residue afforded 51 mg (46%) of the title compound as a white foam.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06297375B1
Source datasetuspto-grants-2001_10
ORD IDord-f443297c02b249db81f93ee28f4a1172
Source noteuspto-grants-2001_10