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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1487818Generated: October 31, 2026

Bromine → Methyl 5-(2-bromopropanoyl)-2,4-dimethylbenzoate

https://huagongshe.com/reaction/1487818

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromineHCID 24408—
ReactantHCID 90021077HCID 90021077—
SolventChloroformHCID 6212—
ProductMethyl 5-(2-bromopropanoyl)-2,4-dimethylbenzoateHCID 90021223122.9%

Reaction Conditions

Temperature20 °C

Reaction Steps

Into a 100-mL round-bottom flask, was placed a solution of methyl 2,4-dimethyl-5-propionylbenzoate (compound 1.5, 600 mg, 2.72 mmol) in chloroform (20 mL). Bromine (154 μL, 3.00 mmol) was added and the resulting solution was stirred at 20° C. for 2 h. The mixture was concentrated under reduced pressure to yield the title compound as a yellow oil (1.0 g, crude), which was used in the next step without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09428502B2
Source datasetuspto-grants-2016_08
ORD IDord-9617a4ae3d504dbdb5bd0ac0f83b2b54
Source noteuspto-grants-2016_08