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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2299139Generated: November 1, 2026

Ammonia → HCID 18379846, compound

https://huagongshe.com/reaction/2299139

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
ReactantBromineHCID 24408—
ReactantHCID 16244170HCID 16244170—
ReactantChloroform methanolHCID 21584188—
SolventAcetic AcidHCID 176—
ProductHCID 18379846HCID 1837984695%

Reaction Steps

To a solution of 1-(4-methoxybenzyl)-5-aminobenzimidazole (0.80 g, 2.2 mmol) in 20 ml of AcOH was added solution of Br2 in AcOH until it produces a precipitation. The reaction mixture was concentrated in vacuo to provide a brown solid which was subjected to column chromatography (5% NH3 sat'd MeOH/CHCl3) to provide 0.90 g (2.1 mmol, 95%) of the product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06495583B1
Source datasetuspto-grants-2002_12
ORD IDord-6faec483b5c54a48867c35eb775012f6
Source noteuspto-grants-2002_12