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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2286742Generated: November 2, 2026

Hydrochloric Acid → 2-(((5-Methyl-1H-imidazol-4-yl)methyl)thio)ethylamine dihydrochloride

https://huagongshe.com/reaction/2286742

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantCysteamineHCID 6058—
ReactantButylamineHCID 8007—
ReactantDibutylamineHCID 8148—
Reactantn-Methyl-1-(4-methyl-1h-imidazol-5-yl)methanamineHCID 13316650—
Reactant4-(N-butylaminomethyl)-5-methylimidazoleHCID 23462128—
Reactant4-(N,N-dibutylaminomethyl)-5-methylimidazoleHCID 23462152—
Product2-(((5-Methyl-1H-imidazol-4-yl)methyl)thio)ethylamine dihydrochlorideHCID 3015999—

Reaction Steps

By the same procedure, using methylene in place of dimethylamine, 4-(N-methylaminomethyl)-5-methylimidazole is prepared. In the same way, using butylamine and dibutylamine, 4-(N-butylaminomethyl)-5-methylimidazole and 4-(N,N-dibutylaminomethyl)-5-methylimidazole are prepared. Refluxing these intermediates with cysteamine by the above procedure and treating with hydrochloric acid gives 4-(2-aminoethyl)thiomethyl-5-methylimidazole dihydrochloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04267337
Source datasetuspto-grants-1981_05
ORD IDord-4994af41f0fa44a19c02c3144c0bcce2
Source noteuspto-grants-1981_05