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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 50342Generated: October 30, 2026

Hydrochloric Acid → HCID 18412720, compound

https://huagongshe.com/reaction/50342

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthanolHCID 702—
ReactantAmmonium CarbonateHCID 517111—
ReactantHCID 18412640HCID 18412640—
SolventDichloromethane ethanolHCID 21584144—
ProductHCID 18412720HCID 1841272081%

Reaction Steps

Prepared analogously to Example 25d from 1-methyl-2-[N-(4-cyanophenyl)aminomethyl]benzimidazol-5-yl-carboxylic acid-N-propargyl-N-(2-ethoxycarbonylethyl)amide, ethanolic hydrochloric acid, ethanol, and ammonium carbonate. Yield: 81% of theory, C25H28N6O3 (460.6); Rf value: 0.094 (silica gel; dichloromethane/ethanol=4:1); EKA mass spectrum: (M+H)+=461; (M+H+Na)++=242; (M+2H)++=231.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06710055B2
Source datasetuspto-grants-2004_03
ORD IDord-57861da8db2141c397d7b46c2f746969
Source noteuspto-grants-2004_03