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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 128682Generated: October 30, 2026

Acetic Acid → HCID 57166148, compound

https://huagongshe.com/reaction/128682

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
ReactantBenzylamineHCID 7504—
ReactantEthyl 4-chloroacetoacetateHCID 69484—
SolventEthyl AcetateHCID 8857—
ProductHCID 57166148HCID 57166148—

Reaction Steps

A mixture of ethyl 4-chloro-3-oxo-butanoate (57.3 ml) , cyclohexylaldehyde (53.65 ml ) , acetic acid (2.75 ml) and benzylamine (4.38 ml) is kept for 24 hours at room temperature, then it is diluted with 150 ml of AcOEt and washed with 100 ml of water, then with a NaH2PO4 saturated solution. Solvent is evaporated off to obtain 108.43 g of 4-chloro-3-oxo-2-ethoxycarbonyl-1-cyclohexylbut-1-ene.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05464844
Source datasetuspto-grants-1995_11
ORD IDord-46bca36f8a184adcbed98634c5296734
Source noteuspto-grants-1995_11