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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 50330Generated: November 1, 2026

Hydrochloric Acid → 1-Methyl-2-[N-(4-amidinophenyl)aminomethyl]benzimidazol-5-yl-(1-methylcyclopent-1-yl) ketone hydrochloride

https://huagongshe.com/reaction/50330

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantAmmonium CarbonateHCID 517111—
Reactant1-methyl-2-[N-(4-cyanophenyl)aminomethyl]benzimidazol-5-yl-(1-methylcyclopent-1-yl)ketoneHCID 69893555—
SolventEthanolHCID 702—
Product1-Methyl-2-[N-(4-amidinophenyl)aminomethyl]benzimidazol-5-yl-(1-methylcyclopent-1-yl) ketone hydrochlorideHCID 6989370063.5%

Reaction Steps

Prepared analogously to Example 25d from 1-methyl-2-[N-(4-cyanophenyl)aminomethyl]benzimidazol-5-yl-(1-methylcyclopent-1-yl) ketone, ethanolic hydrochloric acid, ethanol, and ammonium carbonate. Yield: 63.5% of theory, C23H27N5O (389.5); EKA mass spectrum: (M+H)+=390.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06710055B2
Source datasetuspto-grants-2004_03
ORD IDord-24f40f5bd7ab4c828e5635d101bcbb5a
Source noteuspto-grants-2004_03