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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 478750Generated: October 30, 2026

Lithium diisopropylamide → HCID 18002638, compound

https://huagongshe.com/reaction/478750

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium diisopropylamideHCID 2724682—
Reactant2-(3-Nitro-phenylamino)-pyridine-3-carbaldehydeHCID 12114952—
ReactantHCID 18002621HCID 18002621—
SolventDimethylformamideHCID 6228—
ProductHCID 18002638HCID 18002638—

Reaction Steps

The procedure of Example 1 was repeated using 2-(3-nitrophenylamino)nicotinaldehyde (1.0 eq.), methyl 6-(pyridin-4-yl)hexanoate (2.0 eq., prepared in Synthetic Example 13) and LDA (2.0 eq.) to obtain 1-(3-nitrophenyl)-3-[4-(pyridin-4-yl)butyl]-1,8-naphthyridin-2(1H)-one, mp 168.8 to 169.6° C./DMF, wherein the product was purified through silica gel column chromatography and recrystallization.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06642250B2
Source datasetuspto-grants-2003_11
ORD IDord-02fe0e30c7d242daa63b36c22caf6b4a
Source noteuspto-grants-2003_11