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24123-92-0

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24123-92-0 Structure

24123-92-0 Structure
IdentificationBack Directory
[Name]

Koenimbidine
[CAS]

24123-92-0
[Synonyms]

Kenidine
Koenidine
Kenigicine
NSC 127151
Kenimbidine
Koenigicine
Koenimbidine
3,11-Dihydro-8,9-dimethoxy-3,3,5-trimethylpyrano[3,2-a]carbazole
Pyrano[3,2-a]carbazole, 3,11-dihydro-8,9-dimethoxy-3,3,5-trimethyl-
[Molecular Formula]

C20H21NO3
[MDL Number]

MFCD28009473
[MOL File]

24123-92-0.mol
[Molecular Weight]

323.39
Chemical PropertiesBack Directory
[Melting point ]

224-225 °C
[Boiling point ]

500.1±50.0 °C(Predicted)
[density ]

1.198
[form ]

neat
[pka]

16.88±0.40(Predicted)
[BRN ]

1224366
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

36-53
[Safety Statements ]

26
[WGK Germany ]

3
Hazard InformationBack Directory
[Description]

A minor alkaloid, koenigicine occurs in the leaves of Murraya koenigii Spreng. It yields colourless crystals from EtOH and gives an ultraviolet spectrum in EtOH having two absorption maxima at 239 and 361 nm. Catalytic hydrogenation yields the dihydro derivative with m.p. 232°C.
[References]

Kureel, Kapil, Popli, Experientia, 2S, 790 (1969)
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