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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 904244Generated: November 1, 2026

Hydrochloric Acid → Ethyl 4-(15-carboxypentadecylamino)benzoate

https://huagongshe.com/reaction/904244

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthanolHCID 702—
ReactantPotassium HydroxideHCID 14797—
ReactantEthyl 4-(15-carbomethoxypentadecylamino)benzoateHCID 21163354—
SolventWaterHCID 962—
ProductEthyl 4-(15-carboxypentadecylamino)benzoateHCID 21163318—

Reaction Steps

A solution of 5 g. of ethyl 4-(15-carbomethoxypentadecylamino)benzoate and 0.8 g. of potassium hydroxide in 50 ml. of 95% ethanol is stirred at 50° C. for 10 hours, diluted with 100 ml. of water and acidified with concentrated hydrochloric acid. The solid is collected by filtration, dried, and recrystallized from toluene to yield ethyl 4-(15-carboxypentadecylamino)benzoate as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04230628
Source datasetuspto-grants-1980_10
ORD IDord-551cd0ee2f1346cc8db6b63f89d3c135
Source noteuspto-grants-1980_10