Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2427179Generated: November 4, 2026

Pyridine → 2-Chloro-N-[3,5-dichloro-4-(naphthalen-2-ylsulfanyl)-phenyl]-4-trifluoromethyl-benzenesulfonamide

https://huagongshe.com/reaction/2427179

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
Reactant2-Chloro-4-(trifluoromethyl)benzenesulfonyl chlorideHCID 2736675—
Reactant3,5-Dichloro-4-(napthalen-2-ylsulfanyl)-phenylamineHCID 22148834—
SolventTetrahydrofuranHCID 8028—
Product2-Chloro-N-[3,5-dichloro-4-(naphthalen-2-ylsulfanyl)-phenyl]-4-trifluoromethyl-benzenesulfonamideHCID 1148990052%

Reaction Steps

The title compound was prepared using the method of example 94, starting with 3,5-dichloro-4-(naphthalen-2-ylsulfanyl)-phenylamine (90) (150 mg, 0.47 mmol), pyridine (Aldrich, 0.19 mL, 2.34 mmol) and 2-chloro-4-trifluoromethylbenzenesulfonyl chloride (Maybridge, 144 mg, 0.52 mmol) in THF. 137 mg (52%) of 97 was obtained as a pale yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07968567B2
Source datasetuspto-grants-2011_06
ORD IDord-1837cfab491545619704263e6d4dbb60
Source noteuspto-grants-2011_06