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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 50307Generated: October 25, 2026

Carbonochloridic acid, octyl ester → methyl 3-[[1-methyl-2-[[4-(N-octoxycarbonylcarbamimidoyl)anilino]methyl]benzimidazole-5-carbonyl]-pyridin-2-ylamino]propanoate

https://huagongshe.com/reaction/50307

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCarbonochloridic acid, octyl esterHCID 81956—
Reactant1-Methyl-2-[N-(4-amidinophenyl)aminomethyl]benzimidazol-5-yl-carboxylic acid-N-(2-pyridyl)-N-(2-methoxycarbonylethyl)amide HydrochlorideHCID 18412516—
SolventDichloromethane methanolHCID 21226129—
Productmethyl 3-[[1-methyl-2-[[4-(N-octoxycarbonylcarbamimidoyl)anilino]methyl]benzimidazole-5-carbonyl]-pyridin-2-ylamino]propanoateHCID 14040960357%

Reaction Steps

Prepared analogously to Example 90 from 1-methyl-2-[N-(4-amidinophenyl)aminomethyl]benzimidazol-5-yl-carboxylic acid-N-(2-pyridyl)-N-(2-methoxycarbonylethyl)amide hydrochloride and n-octyl chloroformate. Yield: 57% of theory, C35H43N7O5 (641.8); Rf value: 0.60 (silica gel; dichloromethane/methanol=9:1); EKA mass spectrum: (M+H)+=642; (M+H+Na)++=332.8; (M+Na)+=664.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06710055B2
Source datasetuspto-grants-2004_03
ORD IDord-088fb6b1111a49b88947c088c5ebd0f9
Source noteuspto-grants-2004_03