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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 903407Generated: October 31, 2026

Hydrochloric Acid → HCID 20475798, compound

https://huagongshe.com/reaction/903407

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantPotassium HydroxideHCID 14797—
ReactantHCID 20475786HCID 20475786—
SolventWater ethanolHCID 19096565—
ProductHCID 20475798HCID 20475798—

Reaction Steps

A solution of 2 g. of ethyl p-[2-(cyclopentyl)ethylamino]benzoate in 50 ml. of ethanol:water (9:1) containing 2 g. of potassium hydroxide is stirred at the reflux temperature under argon atmosphere for 3 hours. The chilled solution is acidified with concentrated hydrochloric acid, diluted with 45 ml. of water, and filtered to furnish 1.52 g. of white crystals. Recrystallization from ethanol/hexane provided product as white crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04227014
Source datasetuspto-grants-1980_10
ORD IDord-33f58d7f2a514e0e8727a249dde1fd6b
Source noteuspto-grants-1980_10