Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1887012Generated: October 31, 2026

4-(Trifluoromethyl)pyridine → 1-Amino-4-trifluoromethylpyridinium 2,4,6-trimethylbenzenesulfonate

https://huagongshe.com/reaction/1887012

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(Trifluoromethyl)pyridineHCID 138055—
ReactantO-(2,4,6-Trimethylbenzenesulfonyl)hydroxylamineHCID 11830845—
SolventDichloromethaneHCID 6344—
Product1-Amino-4-trifluoromethylpyridinium 2,4,6-trimethylbenzenesulfonateHCID 86671366—

Reaction Steps

To a solution of 4-trifluoromethylpyridine (2.23 g, 15.2 mmol) in CH2Cl2 (66 ml.) at 0° C., O-(mesitylsulfonyl)hydroxylamine (3.27 g, 15.2 mmol) was added. The reaction mixture was stirred at room temperature for 18 h. The reaction mixture was filtered to afford the desired product with quantitative yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08501735B2
Source datasetuspto-grants-2013_08
ORD IDord-29588ff847f84d488ae32a5eec9814fb
Source noteuspto-grants-2013_08