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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 748581Generated: October 30, 2026

1-Hexanol → 2H-Azepin-2-one, 3-aminohexahydro-

https://huagongshe.com/reaction/748581

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-HexanolHCID 8103—
ReactantSodium HydroxideHCID 14798—
ReactantL-Lysine monohydrochlorideHCID 69568—
Product2H-Azepin-2-one, 3-aminohexahydro-HCID 102463—

Reaction Conditions

Temperature150 °C

Reaction Steps

300 mmols of L-lysine hydrochloride 1 is neutralized with 300 mmols of NaOH and then 1.2 L of 1-hexanol is added. This mixture is heated to 150° C. and is refluxed for 8 hours. The yield of α-amino-ε-caprolactam 2 produced by this reaction is about 91%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07399855B2
Source datasetuspto-grants-2008_07
ORD IDord-3d6a06540e124ae8ac4f96d43aa0df92
Source noteuspto-grants-2008_07