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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2072283Generated: October 30, 2026

1,1-Dichloroethane → HCID 21525865, compound

https://huagongshe.com/reaction/2072283

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,1-DichloroethaneHCID 6365—
ReactantEthyl aminomalonate hydrochlorideHCID 20464734—
ReactantHCID 21407692HCID 21407692—
ProductHCID 21525865HCID 21525865—

Reaction Steps

16 g of dry ethyl amino-malonate hydrochloride are suspended in 200 ml of dichloroethane, then a solution of 10 g of 1-phenyl-1-(2-amino-5-chloro-phenyl)-2,5-diazapent-1-ene in 100 ml of dichloroethane is added and the whole is heated at 80° for 3 hours 30 minutes. The red colour at the start changes to yellow at the end of the reaction.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04051127
Source datasetuspto-grants-1977_09
ORD IDord-66cb38be7b194862829f43ff05c9b00e
Source noteuspto-grants-1977_09