Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2203440Generated: October 31, 2026

6-Bromo-1H-benzimidazole--hydrogen chloride (1/1) → HCID 178516061, compound

https://huagongshe.com/reaction/2203440

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-Bromo-1H-benzimidazole--hydrogen chloride (1/1)HCID 53216920—
Reactant5-bromo-7-(4-methoxybenzyl)imidazo[1,5-a]pyrazin-8(7H)-oneHCID 89544047—
ProductHCID 178516061HCID 17851606143%

Reaction Steps

Following the procedure as described in EXAMPLE 4 and making non-critical variations to replace 5-bromo-7-(4-methoxybenzyl)imidazol[1,5-a]pyrazin-8(7H)-one with 6-bromo-1H-benzo[d]imidazole hydrochloride salt, 2-(1H-benzo[d]imidazol-5-yl)-4-chlorophenol was obtained as a beige solid in 43% yield (0.110 g): MS (ES+) m/z 245.0 (M+1), 246.9 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09365578B2
Source datasetuspto-grants-2016_06
ORD IDord-71736f25173e444b891943da68e6a819
Source noteuspto-grants-2016_06