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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1853998Generated: November 2, 2026

Carbon tetrabromide → HCID 68295441, compound

https://huagongshe.com/reaction/1853998

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCarbon tetrabromideHCID 11205—
ReactantTriphenylphosphineHCID 11776—
ReactantHCID 68295072HCID 68295072—
SolventDichloromethaneHCID 6344—
ProductHCID 68295441HCID 6829544134.5%

Reaction Steps

To a stirred solution of N-((4,6-dimethyl-2-oxo-1,2-dihydropyridin-3-yl)methyl)-6-(4-(hydroxyl-methyl)phenyl)-1-isopropyl-1H-pyrazolo[3,4-b]pyridine-4-carboxamide (2.6 g, 5.84 mmol) in DCM (50 mL), triphenyl phosphine (6.1 g, 23.23 mmol) was added and stirred it at room temperature for 10 min. Finally CBr4 (7.7 g, 23.23 mmol) was added portion-wise to it and resulting solution was stirred at room temperature for overnight. After completion of reaction, solid was filtered and dried to obtain the desired compound (1 g, 34.5%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08962620B2
Source datasetuspto-grants-2015_02
ORD IDord-3e722a7758d34498bc3fdeb2432b4fcf
Source noteuspto-grants-2015_02