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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2299133Generated: October 31, 2026

Ammonia → HCID 18379813, compound

https://huagongshe.com/reaction/2299133

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
ReactantBromineHCID 24408—
ReactantHCID 18379865HCID 18379865—
SolventDichloromethane methanolHCID 21226129—
ProductHCID 18379813HCID 1837981335%

Reaction Steps

To a solution of 1-cyclopentyl-5-aminobenzimidazole (1.1 g, 5.5 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/CH2Cl2) to provide 0.54 g (1.9 mmol, 35%) of the product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06495583B1
Source datasetuspto-grants-2002_12
ORD IDord-dbf64bbaa85e44c3aca9c18fc480c6ac
Source noteuspto-grants-2002_12