Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1384082Generated: October 26, 2026

Triethylamine → Ethyl 3-(1-ethyl-3-pyrrolecarboxamido)propionate

https://huagongshe.com/reaction/1384082

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactantbeta-Alanine, ethyl ester, hydrochlorideHCID 458475—
Reactant1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
Reactant1-Ethyl-1H-pyrrole-3-carboxylic acidHCID 22737923—
SolventDichloromethaneHCID 6344—
ProductEthyl 3-(1-ethyl-3-pyrrolecarboxamido)propionateHCID 12146426—

Reaction Steps

Into a suspension of 3.33 g (23.9 mmol) of 1-ethyl-3-pyrrolecarboxylic acid, 4.41 g (28.7 mmol) of β-alanine ethyl ester hydrochloride and 5.50 g (28.7 mmol) of 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide hydrochloride in 40 ml of methylene chloride, 4.0 ml (28.7 mmol) of triethylamine were added dropwise under ice cooling and stirring. The reaction mixture was stirred at room temperature for 2.5 hours.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06258805B1
Source datasetuspto-grants-2001_07
ORD IDord-f403f7af6b2f402fbc895f5220eeaa4a
Source noteuspto-grants-2001_07