Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 988127Generated: November 2, 2026

Benzene → 5-Bromo-2-phenylpyridine

https://huagongshe.com/reaction/988127

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzeneHCID 241—
ReactantSodium CarbonateHCID 10340—
ReactantPhenylboronic AcidHCID 66827—
Reactant2,5-DibromopyridineHCID 69353—
CatalystHCID 178418397HCID 178418397—
SolventEthanolHCID 702—
Product5-Bromo-2-phenylpyridineHCID 2762862—

Reaction Steps

10 g (42.2 mmol) of 2,5-dibromopyridine, 5.2 g (42.2 mmol) of phenylboronic acid and 30 ml of benzene are placed in a 250 ml three-necked round-bottomed flask, 1.5 g (1.3 mmol) of tetrakis(triphenylphosphine)palladium, 30 ml of benzene and 30 ml of aqueous 2 M sodium carbonate solution and 1.4 ml of ethanol are added and the mixture is refluxed for 17 h.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06635645B1
Source datasetuspto-grants-2003_10
ORD IDord-213e5db5313f4f2dbe3a9d906301e085
Source noteuspto-grants-2003_10