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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1868068Generated: October 31, 2026

Diisopropylethylamine → 4-{4-[(4-Tert-butylphenyl)sulfonyl]piperidin-1-yl}-3,5-dichloropyridine

https://huagongshe.com/reaction/1868068

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant3,4,5-TrichloropyridineHCID 3786531—
Reactant4-[(4-Tert-butylphenyl)sulfonyl]piperidineHCID 18538636—
Solvent1,4-DioxaneHCID 31275—
Product4-{4-[(4-Tert-butylphenyl)sulfonyl]piperidin-1-yl}-3,5-dichloropyridineHCID 6855091210.4%

Reaction Steps

Using the procedure from Example 7A, 4-[(4-tert-butylphenyl)sulfonyl]piperidine (100 mg, 0.36 mmol) was reacted with 3,4,5-trichloropyridine (134 mg, 0.72 mmol), DIEA (0.25 ml, 1.44) and 1,4-dioxane (0.3 ml) at 185° C. to afford the title compound (16 mg), a white solid, in 10% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07632838B2
Source datasetuspto-grants-2009_12
ORD IDord-fecc9e56feea42f38df962bcfe439a9d
Source noteuspto-grants-2009_12