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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 66014Generated: October 29, 2026

Acetonitrile → 1-Benzyl-6-chloroimidazo[1,2-a]pyridinium bromide

https://huagongshe.com/reaction/66014

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetonitrileHCID 6342—
ReactantBenzyl BromideHCID 7498—
Reactant6-Chloroimidazo(1,2-a)pyridineHCID 2764328—
SolventDiethyl EtherHCID 3283—
Product1-Benzyl-6-chloroimidazo[1,2-a]pyridinium bromideHCID 20395573—

Reaction Steps

A solution of 2.3 g. of 6-chloroimidazo[1,2-a]pyridine and 3.42 g. of α-bromotoluene in 40 ml. of dry acetonitrile is heated at reflux temperatures overnight. The solution is cooled and 35 ml. of diethyl ether added. The precipitated solids are collected and twice recrystallized from isopropanoldiethyl ether, 3.8 g., m.p. 193°-195° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04129567
Source datasetuspto-grants-1978_12
ORD IDord-0faca37a6e124296a96b2b3064178b99
Source noteuspto-grants-1978_12