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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 329965Generated: October 25, 2026

Water → HCID 54171156, compound

https://huagongshe.com/reaction/329965

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantEthyl benzoylacetateHCID 7170—
ReactantPiperidineHCID 8082—
Reactant(4-Chlorophenyl)(oxo)acetaldehydeHCID 269588—
SolventBenzeneHCID 241—
ProductHCID 54171156HCID 54171156—

Reaction Steps

A solution containing 13.5 g of 4-chloro-phenylglyoxal and 15.4 g of ethyl benzoylacetate in 100 ml of anhydrous benzene was heated at the boiling temperature in the presence of a catalytic amount of piperidine (0.3 ml), till complete azeotropic distillation of the water formed during the reaction (about 6 hours).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04894384
Source datasetuspto-grants-1990_01
ORD IDord-ccbc51db34fc43bcab41e2e449c85992
Source noteuspto-grants-1990_01