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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 648809Generated: October 29, 2026

Hydrochloric Acid → HCID 20145988, compound

https://huagongshe.com/reaction/648809

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantAmmonium ChlorideHCID 25517—
ReactantHCID 20145990HCID 20145990—
CatalystZincHCID 23994—
SolventEthanolHCID 702—
ProductHCID 20145988HCID 20145988—

Reaction Steps

A suspension of 15.5 g of powdered zinc and 0.6 g of ammonium chloride is heated to reflux. After the source of heat has been removed, 0.02 mole (3.6 g) of 2,6-dimethyl-4-nitro-N-methylaniline is added so as to maintain reflux. At the end of the addition, the reaction mixture is filtered boiling into a solution of 0.05 mole of hydrochloric acid in 14 ml of absolute ethanol; the dihydrochloride crystallises from the filtrate. After recrystallisation from an alcohol-water mixture, a white product is obtained:

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04736067
Source datasetuspto-grants-1988_04
ORD IDord-841032db200743629dc6201aa07f435c
Source noteuspto-grants-1988_04