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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1821712Generated: October 25, 2026

Ethanol → Ethyl N-cyclopentylglycinate--hydrogen chloride (1/1)

https://huagongshe.com/reaction/1821712

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
ReactantThionyl ChlorideHCID 24386—
Reactant2-(Cyclopentylamino)acetic acidHCID 314101—
ProductEthyl N-cyclopentylglycinate--hydrogen chloride (1/1)HCID 13089663—

Reaction Steps

Cyclopentylglycine ethyl ester hydrochloride salt was prepared by the procedure in Example 1(B) utilizing cyclopentylglycine (5.0 g, 38.7 mmol), thionyl chloride (6.0 mL, 77.4 mmol) and EtOH (34.10 mL, 58.1 mmol). The ethyl ester 14aj was obtained as a white solid (2.25 g, 10.86 mmol, 56%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07608599B2
Source datasetuspto-grants-2009_10
ORD IDord-3191a0ced3354e80a1eb982961fc1c18
Source noteuspto-grants-2009_10