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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 638219Generated: November 1, 2026

Bromine → HCID 178419746, compound

https://huagongshe.com/reaction/638219

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromineHCID 24408—
ReactantHCID 178467224HCID 178467224—
SolventHydrogen BromideHCID 260—
ProductHCID 178419746HCID 178419746112.8%

Reaction Conditions

Temperature80 °C

Reaction Steps

1.826 g (0.013 mole) of 2-hydroxymethyl-4-acetylimidazole was dissolved in 40 ml of 48% hydrobromic acid and 2.1 g (0.013 mole) of bromine was added. The reaction was warmed at 80° C. for 2 hours and then concentrated in vacuo to a solid. This material was triturated with isopropyl ether and the resultant solid was collected by filtration and was washed with ether and dried to give 2.2 g (56%) of 2-hydroxymethyl-4-bromoacetylimidazole hydrobromide, m.p. 183° C. with decomposition. 1H-NMR(DMSO-d6)ppm(delta): 8.8 (s, 1H), 4.8 (s, 2×2H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04560690
Source datasetuspto-grants-1985_12
ORD IDord-121b7d65e5824aca8ef58275d925355a
Source noteuspto-grants-1985_12