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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1723983Generated: November 2, 2026

Imidazole → HCID 17756279, compound

https://huagongshe.com/reaction/1723983

Reaction equation

Participants

RoleNameHCIDCharge
ReactantImidazoleHCID 795—
ReactantHexaneHCID 8058—
Reactanttert-Butyldimethylsilyl chlorideHCID 28928—
ReactantMethyl 4-(4-hydroxybutyl)benzoateHCID 14603109—
SolventDimethylformamideHCID 6228—
SolventEthyl AcetateHCID 8857—
ProductHCID 17756279HCID 1775627977.5%

Reaction Steps

To a solution of 4-(4-hydroxy-butyl)-benzoic acid methyl ester (300 mg, 1.44 mmol) in DMF (4 mL) was added imidazole (147 mg, 2.16 mmol) followed by TBDMS-Cl (324 mg, 2.16 mmol). The reaction stirred at room temperature for 2 hours, monitoring by TLC (3:1 Hexane:ethyl acetate). After consumption of the starting material, the reaction was diluted with ethyl acetate and washed with water (3×) and saturated sodium bicarbonate (1×). The organic layer was dried over sodium sulfate, filtered, and concentrated down to obtain a yellow oil (360 mg, 77% yield). This crude oil was taken on to the next step without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07485283B2
Source datasetuspto-grants-2009_02
ORD IDord-d5231b642ddd43fa9ce8c9f40119842b
Source noteuspto-grants-2009_02