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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2291889Generated: October 30, 2026

Hydrogen Bromide → HCID 13561737, compound

https://huagongshe.com/reaction/2291889

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen BromideHCID 260—
Reactant3,3-Dimethylhex-5-en-2-oneHCID 12604173—
CatalystIronHCID 23925—
SolventChloroformHCID 6212—
ProductHCID 13561737HCID 1356173787%

Reaction Steps

18.9 g (0.15 mole) of 3,3-dimethyl-5-hexen-2-one and 1.6 g (0.0054 mole) of iron-III bromide are dissolved in 150 ml of chloroform. 0.16 mole of hydrogen bromide gas are passed in at 0° C. in the course of 90 minutes. The mixture is subsequently stirred at room temperature for 2 hours and the organic phase is separated off, washed with water, dried over sodium sulphate and concentrated in vacuo. 27 g (87% of theory) of 5-bromo-3,3-dimethyl-2-hexanone of refractive index nD20 =1.4639 are obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04798899
Source datasetuspto-grants-1989_01
ORD IDord-e626ccc5fbc049c29a6490f7a6c71ca6
Source noteuspto-grants-1989_01