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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 383271Generated: October 29, 2026

Ethanolamine → HCID 68486564, compound

https://huagongshe.com/reaction/383271

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolamineHCID 700—
ReactantPotassium CarbonateHCID 11430—
ReactantHCID 25262648HCID 25262648—
SolventEthanolHCID 702—
ProductHCID 68486564HCID 68486564—

Reaction Conditions

Temperature55 °C

Reaction Steps

3-[3-(3-Pyrazol-1-yl-phenyl)-imidazo[1,2-a]pyridin-7-yl]-benzoic acid ethyl ester (Ex. 1.10) (1 eq, 0.098 mmol, 40 mg) and ethanol amine (10 eq, 0.98 mmol, 0.06 ml) are dissolved in EtOH (2 ml) and K2CO3 (1.5 eq, 0.147 mmol, 20.3 mg) is added. The reaction mixture is stirred for 5 h at 55° C. The solvent is removed in vacuo and the reaction is purified by flash column chromatography eluting with 9:1 DCM/MeOH to yield N-(2-hydroxy-ethyl)-3-[3-(3-pyrazol-1-yl-phenyl)-imidazo-[1,2-a]-pyridin-7-yl]-benzamide as a white solid; [M+H]+=424

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08367662B2
Source datasetuspto-grants-2013_02
ORD IDord-274d186cf31343dfb7c3b715f7a2dc2e
Source noteuspto-grants-2013_02