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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 975110Generated: October 29, 2026

Hydrochloric Acid → HCID 12356700, compound

https://huagongshe.com/reaction/975110

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantDiphenylacetonitrileHCID 6837—
ReactantEthyl AcrylateHCID 8821—
Reactant1,8-Diazabicyclo(5.4.0)undec-7-eneHCID 81184—
ProductHCID 12356700HCID 12356700—

Reaction Conditions

Temperature80 °C

Reaction Steps

To an ethanolic solution (100 ml) of diphenylacetonitrile (28 g) were added DBU (6 ml) and ethyl acrylate (30 ml) and the mixture was heated and stirred at 80° C. for 16 hours. After cooling, 200 ml of 2N-hydrochloric acid was added to the reaction mixture, which was then extracted with isopropyl ether. The organic layer was washed with water, dried (anhydrous magnesium sulfate) and concentrated under reduced pressure. The resulting crude crystals were recrystallized from hexane/isopropyl ether to provide ethyl 4-cyano-4,4-diphenylbutyrate (34 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05607939
Source datasetuspto-grants-1997_03
ORD IDord-0e3673a7a9804b678c1d32d4dfba21ed
Source noteuspto-grants-1997_03