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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 644508Generated: October 31, 2026

1,3-Propanediol → HCID 11303270, compound

https://huagongshe.com/reaction/644508

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,3-PropanediolHCID 10442—
ReactantPotassium CarbonateHCID 11430—
Reactant[3-(Hydroxymethyl)phenyl]boronic acidHCID 2734662—
ReactantHCID 11153793HCID 11153793—
ReactantHCID 67485000HCID 67485000—
CatalystHCID 178418476HCID 178418476—
SolventWaterHCID 962—
Solvent1,2-DimethoxyethaneHCID 8071—
ProductHCID 11303270HCID 11303270—

Reaction Steps

This was prepared analogously to 7-(3-acetamidophenyl)-5-ethoxycarbonyl-1-phenylbenzimidazole from 5-ethoxycarbonyl-7-iodo-1-phenylbenzimidazole (2.7 g, 6.89 mmol), 3-(hydroxymethyl)phenylboronic acid (1.57 g, 10.3 mmol), 1,3-propanediol (2.5 ml, 34.4 mmol), potassium carbonate (4.75 g, 34.4 mmol) and bis(triphenylphosphin)palladium dichloride (100 mg, 0.14 mmol) in a mixture of dimethoxyethane (30 ml) and water (15 ml). The title product was obtained as an off-white solid (2.1 g, 82%) m/z, 373.2 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07700638B2
Source datasetuspto-grants-2010_04
ORD IDord-b138783261f743bd822a537a35dd8f59
Source noteuspto-grants-2010_04