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51020-45-2

51020-45-2 Structure

51020-45-2 Structure
IdentificationBack Directory
[Name]

Demethylcephalotaxinone
[CAS]

51020-45-2
[Synonyms]

Demethylcephalotaxinone
Cephalotaxine, 3,4-didehydro-2-demethoxy-1,2-dihydro-2-oxo-, (5S)-
(S)-1-hydroxy-5,6,8,9-tetrahydro-4H-[1,3]dioxolo[4',5':4,5]benzo[1,2-d]cyclopenta[b]pyrrolo[1,2-a]azepin-2(3H)-one
[Molecular Formula]

C17H17NO4
[MDL Number]

MFCD28100621
[MOL File]

51020-45-2.mol
[Molecular Weight]

299.33
Chemical PropertiesBack Directory
[Boiling point ]

517.8±50.0 °C(Predicted)
[density ]

1.49±0.1 g/cm3(Predicted)
[form ]

Solid
[pka]

8.92±0.20(Predicted)
[color ]

Off-white to light yellow
Hazard InformationBack Directory
[Description]

A minor constituent of the alkaloidal mixture obtained from Cephalotaxus !ortuni, this base has only been isolated in small quantities. The structure has been established chemically and spectroscopically, and confirmed by synthesis.
[Uses]

Demethylcephalotaxinone is an alkaloid. Demethylcephalotaxinone can be isolated from Hainan cycad (C. hainanensis)[1].
[References]

Weimeb, Auerbach, J. Amer. Chem. Soc., 97, 2503 (1975)
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