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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 478759Generated: October 31, 2026

Lithium diisopropylamide → 1-(3-cyanophenyl)-3-[3-(pyridin-4-yl)propyl]-1,8-naphthyridin-2(1H)-one

https://huagongshe.com/reaction/478759

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium diisopropylamideHCID 2724682—
ReactantEthyl 5-(4-pyridyl)pentanoateHCID 11241221—
Reactant2-(3-Cyanophenylamino)nicotinaldehydeHCID 13958126—
SolventDimethylformamideHCID 6228—
Product1-(3-cyanophenyl)-3-[3-(pyridin-4-yl)propyl]-1,8-naphthyridin-2(1H)-oneHCID 18002649—

Reaction Steps

The procedure of Example 1 was repeated using 2-(3-cyanophenylamino)nicotinaldehyde (1.0 eq.), ethyl 5-(4-pyridyl)pentanoate (1.2 eq., prepared in Synthetic Example 10) and LDA (1.2 eq.) to obtain 1-(3-cyanophenyl)-3-[3-(pyridin-4-yl)propyl]-1,8-naphthyridin-2(1H)-one, mp 202 to 203.5° C./DMF.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06642250B2
Source datasetuspto-grants-2003_11
ORD IDord-103032c6d9924014bbe5825ff0f09dc3
Source noteuspto-grants-2003_11