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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1501539Generated: October 30, 2026

Carbon tetrabromide → HCID 68295246, compound

https://huagongshe.com/reaction/1501539

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCarbon tetrabromideHCID 11205—
ReactantTriphenylphosphineHCID 11776—
ReactantHCID 68295298HCID 68295298—
SolventDichloromethaneHCID 6344—
ProductHCID 68295246HCID 6829524658.4%

Reaction Steps

To a stirred solution of N-((4,6-dimethyl-2-oxo-1,2-dihydropyridin-3-yl)methyl)-6-(3-(hydroxymethyl)phenyl)-1-isopropyl-1H-pyrazolo[3,4-b]pyridine-4-carboxamide (0.45 g, 0.1.011 mmol) in a DCM (10 mL), PPh3 (0.477 g, 1.81 mmol) was added at 0° C. & then stirred for 5 min. After that CBr4 (0.636 g, 1.92 mmol) was added and stirred at room temperature for 1 hr. After completion of reaction, solid was filtered & washed with small amount of DCM to afford 0.30 g of pure desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09206157B2
Source datasetuspto-grants-2015_12
ORD IDord-4c8a506330d043fa938ba89a427ca4ed
Source noteuspto-grants-2015_12