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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 59080Generated: October 28, 2026

Cesium carbonate → 4-(((3,3-Difluorocyclobutyl)methoxy)methyl)-6-(1-ethoxyvinyl)-N-(3-methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl)pyrimidin-2-amine

https://huagongshe.com/reaction/59080

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium carbonateHCID 10796—
Reactant2-(Dicyclohexylphosphino)biphenylHCID 2734216—
Reactant3-methoxy-4-(4-methyl-1H-imidazol-1-yl)anilineHCID 45480181—
Reactant2-Chloro-4-(((3,3-difluorocyclobutyl)methoxy)methyl)-6-(1-ethoxyvinyl)pyrimidineHCID 117820700—
Catalystpalladium(II) acetateHCID 167845—
Solvent1,4-DioxaneHCID 31275—
Product4-(((3,3-Difluorocyclobutyl)methoxy)methyl)-6-(1-ethoxyvinyl)-N-(3-methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl)pyrimidin-2-amineHCID 11782389326.1%

Reaction Conditions

Temperature120 °C

Reaction Steps

A mixture of 2-chloro-4-(((3,3-difluorocyclobutyl)methoxy)methyl)-6-(1-ethoxyvinyl)pyrimidine (0.048 g, 0.15 mmol), 3-methoxy-4-(4-methyl-1H-imidazol-1-yl)aniline (0.031 g, 0.15 mmol), cesium carbonate (0.098 g, 0.30 mmol), palladium (II) acetate (5 mg, 0.02 mmol) and (2-biphenylyl)dicyclohexylphosphine (8 mg, 0.02 mmol) in dioxane (2 mL) was heated under argon at 120° C. for 90 minutes in micro wave reactor. The mixture was filtered through a short silica and was eluted with EtOAc. The residue was purified by preparative HPLC to give the title compound (0.019 g, 26.0%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09439904B2
Source datasetuspto-grants-2016_09
ORD IDord-51ef33902a784074a0d16fd96fdda5f7
Source noteuspto-grants-2016_09