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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 50219Generated: November 1, 2026

Hydrochloric Acid → HCID 18412290, compound

https://huagongshe.com/reaction/50219

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthanolHCID 702—
ReactantAmmonium CarbonateHCID 517111—
Reactant2-[(4-cyanophenyl)thiomethyl]benzothiazol-5-yl-carboxylic acid-N-phenyl-N-(2-ethoxycarbonylethyl)amideHCID 18412675—
CatalystAcetic AcidHCID 176—
SolventDichloromethane ethanolHCID 21584144—
ProductHCID 18412290HCID 1841229061%

Reaction Steps

Prepared analogously to Example 9 from 2-[(4-cyanophenyl)thiomethyl]benzothiazol-5-yl-carboxylic acid-N-phenyl-N-(2-ethoxycarbonylethyl)amide, ethanolic hydrochloric acid, ethanol, and ammonium carbonate. Yield: 61% of theory, C27H26N4O3S2 (518.66); Rf value: 0.27 (silica gel; methylene chloride/ethanol=4:1+a few drops of acetic acid); EKA mass spectrum: (M+H)+=519.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06710055B2
Source datasetuspto-grants-2004_03
ORD IDord-61cb77a36a7849aab9f189feb32228c2
Source noteuspto-grants-2004_03