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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1194426Generated: November 1, 2026

Bromopinacolone → HCID 178488979, compound

https://huagongshe.com/reaction/1194426

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromopinacoloneHCID 21642—
Reactant1-(Benzylideneamino)-2-(p-methoxyphenyl)imidazoleHCID 54271470—
SolventAcetonitrileHCID 6342—
ProductHCID 178488979HCID 178488979—

Reaction Steps

3.73 g of 1-bromo-3,3-dimethyl-2-butanone are added to a solution of 4.6 g of 1-(benzylideneamino)-2-(p-methoxyphenyl)imidazole in 250 ml of absolute acetonitrile. After stirring at 60° for 24 hours, the solution is evaporated and the residue is crystallized from ethanol/ether. There is obtained 1-(benzylideneamino)-2-(p-methoxyphenyl)-3-(pivaloylmethyl)imidazolium bromide of melting point 244°.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04814332
Source datasetuspto-grants-1989_03
ORD IDord-9de5f1e32b974622b30a713da0b7cd42
Source noteuspto-grants-1989_03