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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 379217Generated: October 31, 2026

Ethyl 4-(1,8-naphthyridin-2-yl)butanoate → Ethyl 4-(5,6,7,8-tetrahydro-1,8-naphthyridin-2-yl)butanoate

https://huagongshe.com/reaction/379217

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 4-(1,8-naphthyridin-2-yl)butanoateHCID 10955797—
ReactantHCID 178418361HCID 178418361—
CatalystPalladiumHCID 23938—
SolventEthyl AcetateHCID 8857—
ProductEthyl 4-(5,6,7,8-tetrahydro-1,8-naphthyridin-2-yl)butanoateHCID 22594332—

Reaction Steps

A solution of 2-3 (2.3 g, 9.4 mmol) in 50 mL EtOAc was treated with 10% Pd/C (230 mg) and a hydrogen balloon. After 4 days the reaction filtered through celite, concentrated, and purified by flash chromatography (silica, 70% EtOAc/hexane), providing 2-4 as a yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06297249B1
Source datasetuspto-grants-2001_10
ORD IDord-ab49f92bec554aecb42be294a9de3fee
Source noteuspto-grants-2001_10