Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1034741Generated: October 30, 2026

Picolinoyl Chloride Hydrochloride → N-(4-Chloro-5-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridin-3-yl)picolinamide

https://huagongshe.com/reaction/1034741

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPicolinoyl Chloride HydrochlorideHCID 135033—
Reactant4-chloro-5-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridin-3-amineHCID 60205308—
SolventPyridineHCID 1049—
ProductN-(4-Chloro-5-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridin-3-yl)picolinamideHCID 6020540780.6%

Reaction Conditions

Temperature0 °C

Reaction Steps

Picolinoyl chloride hydrochloride (270 mg, 1.53 mmol) was added to 4-chloro-5-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridin-3-amine (240 mg, 1.02 mmol, Example 11, step G) in pyridine (5 mL). The reaction was stirred at 0° C. for 10 minutes, and then the pyridine was removed. THF (5 mL) and 2N LiOH (3 mL) were added and stirred for 20 minutes. The THF was removed, and water (20 mL) was added. The solid formed was collected by filtration and dried to give N-(4-chloro-5-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridin-3-yl)picolinamide (280 mg, 79% yield) as a solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08545897B2
Source datasetuspto-grants-2013_10
ORD IDord-4c398db18fbe4b3cb21e158ad7321d69
Source noteuspto-grants-2013_10