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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1868060Generated: October 31, 2026

Diisopropylethylamine → 2-{4-[(4-Chlorophenyl)sulfonyl]piperidin-1-yl}-5-(trifluoromethyl)pyridine

https://huagongshe.com/reaction/1868060

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant2-Chloro-5-(trifluoromethyl)pyridineHCID 92342—
Reactant4-[(4-Chlorophenyl)sulfonyl]piperidineHCID 2761072—
Solvent1,4-DioxaneHCID 31275—
Product2-{4-[(4-Chlorophenyl)sulfonyl]piperidin-1-yl}-5-(trifluoromethyl)pyridineHCID 6854988673%

Reaction Steps

Using the procedure from Example 7A, 4-[(4-chlorophenyl)sulfonyl]piperidine (100 mg, 0.38 mmol) was reacted with 2-chloro-5-(trifluoromethyl)pyridine (138 mg, 0.76 mmol), DIEA (0.27 ml, 1.52 mmol) and 1,4-dioxane (0.3 ml) at 190° C. to afford the title compound (112 mg), a white solid, in 73% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07632838B2
Source datasetuspto-grants-2009_12
ORD IDord-742800db7f884f43bf40ec383dd54986
Source noteuspto-grants-2009_12