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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 241462Generated: November 1, 2026

Acetyl chloride → HCID 178474645, compound

https://huagongshe.com/reaction/241462

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetyl chlorideHCID 6367—
ReactantTriethylamineHCID 8471—
ReactantAmmonium ChlorideHCID 25517—
ReactantHCID 178433214HCID 178433214—
SolventDichloromethaneHCID 6344—
ProductHCID 178474645HCID 17847464575.9%

Reaction Steps

Dissolve 5-(aminomethyl)-2-(difluoromethyl)-N-[4-methyl-5-[4-(trifluoromethyl)phenyl]-1H-imidazol-2-yl]pyridine-3-carboxamide (0.047 g, 0.110 mmol) in DCM (3 mL). Add triethylamine (0.038 mL, 0.276 mmol) followed by acetyl chloride (9.830 μL, 0.138 mmol), and stir overnight. Pour the reaction into saturated aqueous NH4Cl (15 mL) solution, and extract with EtOAc (2×10 mL). Combine the organic extracts; dry the organic extracts over sodium sulfate; filter; collect the filtrate; and concentrate the filtrate under reduced pressure to dryness to give the title compound (0.039 g, 75% yield) as a light yellow solid. LCMS (m/z) 468 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08648200B2
Source datasetuspto-grants-2014_02
ORD IDord-2dcf3f68f7204c90a267969d44159b09
Source noteuspto-grants-2014_02