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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1720882Generated: October 27, 2026

Hydrochloric Acid → N-(1-Methyl-5-indolyl)-N'-(4-isoquinolyl) urea

https://huagongshe.com/reaction/1720882

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,1'-CarbonyldiimidazoleHCID 68263—
Reactant4-AminoisoquinolineHCID 90237—
Reactant1-methyl-1H-indol-5-amineHCID 2769564—
SolventDiethyl ether ethanolHCID 21585056—
ProductN-(1-Methyl-5-indolyl)-N'-(4-isoquinolyl) ureaHCID 22416532—

Reaction Steps

The title compound was prepared from 4-aminoisoquinoline, 1,1'-carbonyl diimidazole and 5-amino-1-methyl-indole using a procedure similar to that described for Example 1, and then converted to the hydrochloride salt using hydrogen chloride in ether/ethanol, in 26% overall yield, m.p. 195°-197° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05508288
Source datasetuspto-grants-1996_04
ORD IDord-215ab40df9634630af5f9a7d20aca993
Source noteuspto-grants-1996_04