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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 513492Generated: October 31, 2026

Pyridine → 6-Trifluoromethyl-pyridine-3-sulfonic acid (6-trifluoromethoxy-quinolin-8-yl)-amide

https://huagongshe.com/reaction/513492

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
Reactant6-(Trifluoromethyl)pyridine-3-sulfonyl chlorideHCID 45594311—
Reactant6-(Trifluoromethoxy)quinolin-8-amineHCID 68183001—
Catalyst4-(Dimethylamino)pyridineHCID 14284—
SolventDichloromethaneHCID 6344—
Product6-Trifluoromethyl-pyridine-3-sulfonic acid (6-trifluoromethoxy-quinolin-8-yl)-amideHCID 6016419242.9%

Reaction Steps

In a similar fashion using route 14 general procedure 27, 6-trifluoromethoxy-quinolin-8-ylamine (Intermediate 46) (75 mg, 0.32 mmol), 6-(trifluoromethyl)pyridine-3-sulfonyl chloride (96 mg, 0.39 mmol), DMAP (cat.), pyridine (0.05 ml, 0.65 mmol) and DCM (2 ml) gave the title compound (60 mg, 42%) after purification by column chromatography with n-hexane/EtOAc (90:10) as the eluent.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09102688B2
Source datasetuspto-grants-2015_08
ORD IDord-0b006ee69deb445fafad0e141b5a9790
Source noteuspto-grants-2015_08