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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1282468Generated: November 1, 2026

Bromine → HCID 15621733, compound

https://huagongshe.com/reaction/1282468

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromineHCID 24408—
Reactant1,1'-(Prop-1-ene-1,1-diyl)bis(4-methoxybenzene)HCID 252344—
Solvent1,2-DichloroethaneHCID 11—
ProductHCID 15621733HCID 15621733100%

Reaction Conditions

Temperature-20 °C

Reaction Steps

Into a reactor were introduced 2.50 g (9.82 mmol) of the 1,1-bis(4-methoxyphenyl)propene and 25 mL of 1,2-dichloroethane under a nitrogen atmosphere. The contents were cooled to −20° C. A mixture of 1.57 g (9.82 mmol) of bromine and 13 mL of 1,2-dichloroethane was gradually added dropwise thereto, and the resultant mixture was stirred overnight at room temperature. This reaction mixture was washed with saturated aqueous sodium hydrogen carbonate solution and saturated aqueous sodium chloride solution and then dried with anhydrous magnesium sulfate. Thereafter, the solvent was removed under reduced pressure to obtain 3.26 g (100%) of the target compound as a light-yellow oily substance.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06455720B1
Source datasetuspto-grants-2002_09
ORD IDord-9325877258464d57abc97e2bf307d258
Source noteuspto-grants-2002_09