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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2105454Generated: November 3, 2026

Hydroxyamine hydrochloride → 1h-Imidazo[4,5-c][1,5]naphthyridine

https://huagongshe.com/reaction/2105454

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydroxyamine hydrochlorideHCID 443297—
ReactantHCID 86625942HCID 86625942—
ReactantHCID 86625943HCID 86625943—
Product1h-Imidazo[4,5-c][1,5]naphthyridineHCID 178420735—

Reaction Steps

In step (7) of Reaction Scheme II, an N-(4-chloro[1,5]naphthyridin-3-yl)amide or N-(4-chloroquinolin-3-yl)amide of Formula XXXII is reacted with a hydroxylamine hydrochloride of Formula R1ONH2.HCl and cyclized to provide a 1H-imidazo[4,5-c][1,5]naphthyridine or a 1H-imidazo[4,5-c]quinoline of Formula XXXIII. The reaction can be carried out using the method described in step (3) of Reaction Scheme I.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07579359B2
Source datasetuspto-grants-2009_08
ORD IDord-3d95590124734aa587f6d5bd3fa2a929
Source noteuspto-grants-2009_08