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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1918978Generated: November 1, 2026

Potassium Phosphate, Tribasic → {4-Fluoro-2-[1-methyl-5-({5-[(1-methylazetidin-3-yl)oxy]pyridin-2-yl}amino)-6-oxo-1,6-dihydropyridin-3-yl]-6-{6-oxo-8-thia-5 azatricyclo[7.4.0.02,7]-trideca-1(9),2(7)-dien-5-yl}phenyl}methyl Acetate

https://huagongshe.com/reaction/1918978

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium Phosphate, TribasicHCID 62657—
ReactantSodium AcetateHCID 517045—
Reactant5-Bromo-1-methyl-3-(5-(1-methylazetidin-3-yloxy)pyridin-2-ylamino)pyridin-2(1H)-oneHCID 58044228—
Reactant(4-Fluoro-6-{6-oxo-8-thia-5-azatricyclo[7.4.0.02,7]trideca-1(9),2(7)-dien-5-yl}-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-methyl acetateHCID 67016208—
CatalystBis(cyclopenta-1,4-dien-1-yl(diphenyl)phosphane);dichloropalladium;iron(2+)HCID 178418228—
SolventWaterHCID 962—
SolventAcetonitrileHCID 6342—
Product{4-Fluoro-2-[1-methyl-5-({5-[(1-methylazetidin-3-yl)oxy]pyridin-2-yl}amino)-6-oxo-1,6-dihydropyridin-3-yl]-6-{6-oxo-8-thia-5 azatricyclo[7.4.0.02,7]-trideca-1(9),2(7)-dien-5-yl}phenyl}methyl AcetateHCID 6809641841%

Reaction Conditions

Temperature110 °C

Reaction Steps

A mixture of 199f (434 mg, 1.2 mmol), (4-fluoro-2-{6-oxo-8-thia-5-azatricyclo[7.4.0.02,7]trideca-1(9),2(7)-dien-5-yl}-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methyl acetate 212b (600 mg, 1.2 mmol), PdCl2(dppf) (134 mg, 0.18 mmol), K3PO4 (150 mg), and NaOAc (100 mg) in MeCN (8 mL) and water (2 mL) was heated at 110° C. in a sealed tube for 2 h. The solvent was evaporated in vacuo. The residue was purified on reverse phase Combi-flash to give 199g (320 mg, 41%). MS: [M+H]+ 658.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08618107B2
Source datasetuspto-grants-2013_12
ORD IDord-64a0f1629d6041a69e11262e1c8c2619
Source noteuspto-grants-2013_12