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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 637978Generated: November 1, 2026

Formamidine → 5-ethyl-1,6-naphthyridin-2(1H)-one

https://huagongshe.com/reaction/637978

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormamidineHCID 68047—
ReactantAmmonium AcetateHCID 517165—
Reactant6-[2-(Dimethylamino)ethenyl]-5-propanoylpyridin-2(1H)-oneHCID 53709240—
Product5-ethyl-1,6-naphthyridin-2(1H)-oneHCID 13232050—

Reaction Steps

The process according to claim 12 which comprises reacting 6-(2-dimethylaminoethenyl)-5-(n-propanoyl)-2(1H)-pyridinone with formamidine or ammonium acetate to produce 5-ethyl-1,6-naphthyridin-2(1H)-one.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04559347
Source datasetuspto-grants-1985_12
ORD IDord-602be63d9b7143c4a4fad5c36e21f8fc
Source noteuspto-grants-1985_12