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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 351737Generated: October 25, 2026

3-Hydroxy-3-phenyl-1-butyne → Mk-0873

https://huagongshe.com/reaction/351737

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Hydroxy-3-phenyl-1-butyneHCID 92098—
Reactant1-(3-bromophenyl)-N-isopropyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxamideHCID 12991318—
Reactant3-Ethynyl-pyridine 1-oxideHCID 56972334—
ProductMk-0873HCID 9919680—

Reaction Steps

Following the procedure of EXAMPLE 15, but substituting N-cyclopropyl-1-(3-bromophenyl)-1,4-dihydro[1,8]naphthyridin-4-one-3-carboxamide from Step 1 of EXAMPLE 6 for N-isopropyl-1-(3-bromophenyl)-1,4-dihydro[1,8]naphthyridin-4-one-3-carboxamide, and 3-ethynylpyridine N-oxide from Step 1 for 2-phenyl-3-butyn-2-ol, the N-cyclopropyl-1-[3-(1-oxido-3-pyridinylethynyl)phenyl]-1,4-dihydro[1,8]naphthyridin4-one-3-carboxamide compound was obtained as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06743802B2
Source datasetuspto-grants-2004_06
ORD IDord-9fe3ed605c74401ea116c582c54f63ff
Source noteuspto-grants-2004_06