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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1909183Generated: October 31, 2026

Carbon tetrabromide → HCID 68295441, compound

https://huagongshe.com/reaction/1909183

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 numberUS08598167B1
Source datasetuspto-grants-2013_12
ORD IDord-fd1e2b784c5e425a9fa35630a7f43e67
Source noteuspto-grants-2013_12