Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2288405Generated: October 31, 2026

Hydrochloric Acid → 1-Methyl-2-[N-(4-amidinophenyl)aminomethyl]benzimidazol-5-yl-carboxylic acid-N-(2-pyridyl)-N-(methoxycarbonylmethyl)amide Dihydrochloride

https://huagongshe.com/reaction/2288405

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantMethanolHCID 887—
ReactantAmmonium CarbonateHCID 517111—
Reactant1-Methyl-2-[n-(4-cyanophenyl)-aminomethyl]-benzimidazol-5-yl-carboxylic acid-n-(2-pyridyl)-n-(methoxycarbonylmethyl)-amideHCID 18412292—
SolventDichloromethane ethanolHCID 21584144—
Product1-Methyl-2-[N-(4-amidinophenyl)aminomethyl]benzimidazol-5-yl-carboxylic acid-N-(2-pyridyl)-N-(methoxycarbonylmethyl)amide DihydrochlorideHCID 1841266073%

Reaction Steps

Prepared analogously to Example 25d from 1-methyl-2-[N-(4-cyanophenyl)-aminomethyl]-benzimidazol-5-yl-carboxylic acid-N-(2-pyridyl)-N-(methoxycarbonylmethyl)-amide and methanolic hydrochloric acid, methanol and ammonium carbonate. Yield: 73% of theory, C25H25N7O3 (471.5) Rf value: 0.12 (silica gel; dichloromethane/ethanol=4:1) ##EQU42##

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06087380
Source datasetuspto-grants-2000_07
ORD IDord-7d1e1f05276a4063910a5cdddd35db53
Source noteuspto-grants-2000_07