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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2246435Generated: November 1, 2026

Triethylamine → 2-[(1-aza-bicyclo[2.2.2]oct-3-ylamino)-methyl]-6-(4-ethoxy-3-trifluoromethyl-phenyl)-1H-imidazo[4,5-c]pyridine-4-carbonitrile

https://huagongshe.com/reaction/2246435

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantQuinuclidine, 3-amino-, dihydrochlorideHCID 197853—
Reactant2-chloromethyl-6-(4-ethoxy-3-trifluoromethyl-phenyl)-1H-imidazo[4,5-c]pyridine-4-carbonitrileHCID 58938114—
Product2-[(1-aza-bicyclo[2.2.2]oct-3-ylamino)-methyl]-6-(4-ethoxy-3-trifluoromethyl-phenyl)-1H-imidazo[4,5-c]pyridine-4-carbonitrileHCID 5893812652.4%

Reaction Steps

A solution of 2-chloromethyl-6-(4-ethoxy-3-trifluoromethyl-phenyl)-1H-imidazo[4,5-c]pyridine-4-carbonitrile (20 mg, 0.06 mmol), 3-aminoquinuclidine dihydrochloride (22.9 mg, 0.12 mmol) and triethylamine (18.2 mg, 0.18 mmol) in dimethylsulfoxide(500 μL) was heated in the Creator microwave at 120° C. for 5 minutes. The mixture was filtered and purified by preparative HPLC to afford 2-[(1-aza-bicyclo[2.2.2]oct-3-ylamino)-methyl]-6-(4-ethoxy-3-trifluoromethyl-phenyl)-1H-imidazo[4,5-c]pyridine-4-carbonitrile (14.8 mg) 1H NMR (MeOD) δ 8.34-8.27 (m, 3H) 7.29 (d, 2H) 4.95 (s, 2H) 4.29-4.21 (m, 3H) 4.00 (m, 1H) 3.86-3.69 (m 5H) 2.46 (m, 1H) 2.27-2.10 (m, 4H) 1.45 (t, 3H). MS m/z 471.8 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07687515B2
Source datasetuspto-grants-2010_03
ORD IDord-db3991d72f924226a47b85f96d1f5f7b
Source noteuspto-grants-2010_03