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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 351734Generated: October 30, 2026

Phenylacetylene → N-cyclopropyl-4-oxo-1-(3-(2-(pyridin-3-yl)ethynyl)phenyl)-1,4-dihydro-1,8-naphthyridine-3-carboxamide

https://huagongshe.com/reaction/351734

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhenylacetyleneHCID 10821—
Reactant3-BromopyridineHCID 12286—
Reactant1-(3-bromophenyl)-N-isopropyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxamideHCID 12991318—
ProductN-cyclopropyl-4-oxo-1-(3-(2-(pyridin-3-yl)ethynyl)phenyl)-1,4-dihydro-1,8-naphthyridine-3-carboxamideHCID 10136016—

Reaction Steps

Following the procedure of Step 5 of EXAMPLE 1, but substituting N-cyclopropyl-1-(3-ethynylphenyl)- 1,4-dihydro[1,8]naphthyridin-4-one-3-carboxamide from EXAMPLE 6 for phenylacetylene and 3-bromopyridine for N-isopropyl-1-(3-bromophenyl)-1,4-dihydro[1,8]naphthyridin4-one-3-carboxamide, the title compound was obtained as a solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06743802B2
Source datasetuspto-grants-2004_06
ORD IDord-4f7cb8f95107489ca81bbf7c0314197a
Source noteuspto-grants-2004_06