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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 478761Generated: October 29, 2026

HCID 661084, compound → HCID 18002627, compound

https://huagongshe.com/reaction/478761

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 661084HCID 661084—
ReactantLithium diisopropylamideHCID 2724682—
Reactant2-(3-Nitro-phenylamino)-pyridine-3-carbaldehydeHCID 12114952—
SolventDimethylformamideHCID 6228—
ProductHCID 18002627HCID 18002627—

Reaction Steps

The procedure of Example 1 was repeated using 2-(3-nitrophenylamino)nicotinaldehyde (1.0 eq.), methyl 4-(2-benzothiazolyl)butanoate (1.5 eq., prepared in Synthetic Example 22) and LDA (1.5 eq.) to obtain 1-(3-nitrophenyl)-3-[2-(benzothiazol-2-yl)ethyl]-1,8-naphthyridin-2(1H)-one, mp 178 to 179° C./DMF, wherein the product was purified through flash column chromatography and recrystallization.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06642250B2
Source datasetuspto-grants-2003_11
ORD IDord-e8556ecee5704e048fe9e55ddb2193ef
Source noteuspto-grants-2003_11