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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1174543Generated: November 2, 2026

Hydrogen Bromide → HCID 16085805, compound

https://huagongshe.com/reaction/1174543

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen BromideHCID 260—
Reactant3-Ethoxy-4-methoxyphenylacetyleneHCID 16085804—
ProductHCID 16085805HCID 1608580593.3%

Reaction Steps

According to the General Procedure D, HBr (33% in acetic acid, 1.22 ml, 0.51 g, 6.25 mmol) and 3-Ethoxy-4-methoxyphenylacetylene (1.10 g, 6.25 mmol) are converted to give after workup and chromatography (SiO2 PE/EE 5:1, Rf=0.35) the title compound (1.53 g, 5.83 mmol) as a brown oil; C11H13BrO2 (257.13).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07838521B2
Source datasetuspto-grants-2010_11
ORD IDord-e23a7639a3884517a8366cce34a41476
Source noteuspto-grants-2010_11