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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 12619Generated: October 30, 2026

Hydrochloric Acid → HCID 68690559, compound

https://huagongshe.com/reaction/12619

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthanolHCID 702—
ReactantPotassium HydroxideHCID 14797—
Reactant2-(4-bromo-1H-indol-3-yl)propanenitrileHCID 68696155—
SolventEthylene GlycolHCID 174—
ProductHCID 68690559HCID 68690559—

Reaction Conditions

Temperature120 °C

Reaction Steps

The compound prepared in Example 51, namely, 2-(4-bromo-1H-indol-3-yl)propanenitrile (184 mg) was dissolved in a mixture of ethanol (1 mL) and ethylene glycol (1 mL) and an aqueous 20% potassium hydroxide solution (0.5 mL) was added, and then the mixture was stirred overnight at 120° C. The reaction mixture was ice-cooled and then neutralized with 2M hydrochloric acid. The precipitated crystal was collected by filtration to obtain the titled compound having the following physical properties (155 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07728023B2
Source datasetuspto-grants-2010_06
ORD IDord-18c7108f9b7b495bb89c863858504bb5
Source noteuspto-grants-2010_06