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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1826557Generated: October 25, 2026

Dicyclohexylcarbodiimide → 4-(5-Undecyl-pyrimidin-2-yl)phenyl 3-ethyl-1-cyclopentene-1-carboxylate

https://huagongshe.com/reaction/1826557

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDicyclohexylcarbodiimideHCID 10868—
Reactant3-Ethyl-1-cyclopentene-1-carboxylic acidHCID 22134221—
Reactant4-(5-Undecylpyrimidin-2-yl)phenolHCID 135619682—
SolventDichloromethaneHCID 6344—
Product4-(5-Undecyl-pyrimidin-2-yl)phenyl 3-ethyl-1-cyclopentene-1-carboxylateHCID 15514978—

Reaction Steps

4.9 g of 4-(5-undecyl-pyrimidin-2-yl)phenol, 1.5 g of 3-ethyl-1-cyclopentene-1-carboxylic acid and 2.1 g of dicyclohexylcarbodiimide are stirred for 24 h in 50 ml of dichloromethane at room temperature. Filtration, removal of the dichloromethane by distillation, purification by chromatography (silica gel; dichloromethane/heptane) and recrystallization from acetonitrile affords the target compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07052742B1
Source datasetuspto-grants-2006_05
ORD IDord-4322494066cc4a929d8fbfd18ddf3161
Source noteuspto-grants-2006_05