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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2299148Generated: October 30, 2026

Bromine → HCID 178441504, compound

https://huagongshe.com/reaction/2299148

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromineHCID 24408—
Reactant2-tert-butyl-1H-benzimidazol-5-amineHCID 2113448—
SolventAcetic AcidHCID 176—
ProductHCID 178441504HCID 17844150467%

Reaction Conditions

Temperature25 °C

Reaction Steps

To a solution of 0.53 g (2.8 mmol) of 2-tert-butyl-5-aminobenzimidazole in 50 ml of AcOH was added 0.05 ml (1.0 mmol) of Br2 dropwise and resulting reaction mixture was stirred for 1 h at 25° C. Reaction mixture was concentrated in vacuo and purified on silica gel column chromatography (CHCl3, neat) to yield 0.18 g (0.67 mmol, 67%) of the desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06495583B1
Source datasetuspto-grants-2002_12
ORD IDord-aa2b9d74da20402a963785d335c2a5e6
Source noteuspto-grants-2002_12