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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1888246Generated: November 2, 2026

Potassium Carbonate → HCID 178483613, compound

https://huagongshe.com/reaction/1888246

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant4-(Trifluoromethoxy)phenylboronic acidHCID 2734386—
ReactantHCID 178483611HCID 178483611—
CatalystBis(cyclopenta-1,4-dien-1-yl(diphenyl)phosphane);dichloropalladium;iron(2+)HCID 178418228—
CatalystHCID 178483611HCID 178483611—
Solvent1,4-Dioxane--water (1/1)HCID 21886435—
ProductHCID 178483613HCID 178483613—

Reaction Conditions

Temperature100 °C

Reaction Steps

To a solution 5-bromo-3-(1-{[3-(dimethylamino)propyl]sulfonyl}-4-piperidinyl)-1H-indazole-7-carboxamide (Intermediate 8) (20 mg, 0.04 mmol) in dioxane/water (1:1, 5 mL) was added {4-[(trifluoromethyl)oxy]phenyl}boronic acid (30 mg, 0.12 mmol), potassium carbonate (40 mg), and Pd(dppf)Cl2 (8 mg). The reaction mixture was heated at 100° C. for 1800 seconds. The contents of the vial were partitioned between ethyl acetate and water. The organic phase was washed with water, dried over MgSO4, filtered, and concentrated to give 0.62 g of a yellow solid. This was purified via silica gel chromatography using 20% ethyl acetate/pentane as the mobile phase to give the title compound (5 mg, 23%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08501780B2
Source datasetuspto-grants-2013_08
ORD IDord-413a86d5bbd440df9ab22bb7ed3619e5
Source noteuspto-grants-2013_08