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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 602786Generated: October 25, 2026

2-Methylbenzoxazole → 2-(Bromomethyl)benzo[d]oxazole

https://huagongshe.com/reaction/602786

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-MethylbenzoxazoleHCID 7225—
ReactantN-bromobutanimideHCID 67184—
CatalystBenzoyl PeroxideHCID 7187—
SolventCarbon TetrachlorideHCID 5943—
Product2-(Bromomethyl)benzo[d]oxazoleHCID 1274594417%

Reaction Conditions

Temperature100 °C

Reaction Steps

A solution of 35 g (0.263 mol) of 2-methyl-benzooxazole in CCl4 (300 mL) was treated with 47 g (0.263, 1 eq) of NBS and 1 g of benzoyl peroxide. The mixture was refluxed (100° C.) over night then cooled. Succinimide was filtered off and the mixture was evaporated to dryness. Column chromatography yielded 9.2 g (17%) of 2-bromomethyl-benzooxazole as a light yellow oil, MS: 210, 212 (MH+). (H. Uno, M. Kurokawa, Y. Masuda, Chem. Pharm. Bull., 1981, 29, 2359).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07906546B2
Source datasetuspto-grants-2011_03
ORD IDord-9ecd94bb63d24f9eb45f6d9f4213f937
Source noteuspto-grants-2011_03