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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 84062Generated: October 25, 2026

Hydrogen Bromide → 1-Bromo-3,7-dimethyloctane

https://huagongshe.com/reaction/84062

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen BromideHCID 260—
ReactantSulfuric AcidHCID 1118—
Reactant3,7-Dimethyl-1-octanolHCID 7792—
Product1-Bromo-3,7-dimethyloctaneHCID 13791482.1%

Reaction Steps

48% HBr (200 ml) and concentrated sulfuric acid (0.46 ml) were added to 3,7-dimethyl-1-octanol (21.0 g, 157.9 mmol), and the mixture was heated overnight. After allowing to cool to room temperature, and the mixture was extracted with hexane. The organic layer was washed with 5% aqueous sodium hydrogen carbonate solution and saturated brine, dried and concentrated to give the title compound (28.7 g, 82.1%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08846885B2
Source datasetuspto-grants-2014_09
ORD IDord-68ffd444f96c4333a3dda341ab53f8fc
Source noteuspto-grants-2014_09