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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 455073Generated: October 30, 2026

Ethylamine → HCID 67028967, compound

https://huagongshe.com/reaction/455073

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthylamineHCID 6341—
ReactantHCID 58337018HCID 58337018—
SolventEthanolHCID 702—
ProductHCID 67028967HCID 67028967—

Reaction Conditions

Temperature70 °C

Reaction Steps

A mixture of 4-chloro-1-((2-(4-chlorophenyl)imidazo[1,2-a]pyridin-3-yl)methyl)pyrimidin-2(1H)-one (50 mg, 0.13 mmol) and ethylamine (30 μl) in ethanol (2 ml) in a sealed tube was heated at 70° C. for 4 hours. Excess reagent was evaporated under reduced pressure. Crude product was dissolved in CH2Cl2 (10 mL) was washed with water, sat. NaHCO3 and brine, dried and evaporated. The crude product was purified by silica gel chromatography. M/e+ 380 for C20H19ClN5O (M+H)+; 1H-NMR (400 MHz, CDCl3) δ 8.42 (d, J=6.6 Hz, 1H), 7.68 (d, J=8.4 Hz, 2H), 7.64 (d, J=9.1 Hz, 1H), 7.47 (d, J=8.4 Hz, 2H), 7.29 (d, J=7.7 Hz, 1H), 6.87 (t, J=6.9 Hz, 1H), 6.65 (d, J=7.3 Hz, 1H), 5.37 (d, J=7.3 Hz, 2H), 4.97 (s, 1H), 3.51 (m, 2H), 3.18 (s, 1H), 1.18 (t, J=7.3 Hz, 3H) ppm.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08497278B2
Source datasetuspto-grants-2013_07
ORD IDord-07106d619ce645e2b83d43f807f362fb
Source noteuspto-grants-2013_07