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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 467385Generated: October 29, 2026

N,N-Dimethylaniline → 9-Chlorophenanthridine

https://huagongshe.com/reaction/467385

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN,N-DimethylanilineHCID 949—
ReactantPhenanthridineHCID 9189—
ReactantPhosphorus oxychlorideHCID 24813—
SolventWaterHCID 962—
Product9-ChlorophenanthridineHCID 6731725996%

Reaction Steps

Phosphorus oxychloride (15 ml) and dimethylaniline (0.63 ml) were added to phenanthridine (2.0 g), followed by refluxing for 3 hours. The solution was poured into H2O to generate a solid, and the obtained solid was extracted with chloroform, followed by drying with sodium sulfate. After filtration, the filtrate was evaporated to dryness under reduced pressure. The obtained solid was purified by column chromatography (eluent: chloroform) (amount: 2.1 g, yield: 96%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08623239B2
Source datasetuspto-grants-2014_01
ORD IDord-efba66156385427dbe80e4808b229765
Source noteuspto-grants-2014_01