Identification | Back Directory | [Name]
xanthatin | [CAS]
26791-73-1 | [Synonyms]
( - ) - xanthatin (3aR)-3,3aα,4,7,8,8aβ-Hexahydro-7β-methyl-3-methylene-6-(3-oxo-1-butenyl)-2H-cyclohepta[b]furan-2-one (3aR)-3-Methylene-7β-methyl-6-(3-oxo-1-butenyl)-3,3aα,4,7,8,8aβ-hexahydro-2H-cyclohepta[b]furan-2-one (3aR,7S,8aS)-7-methyl-3-methylidene-6-[(E)-3-oxobut-1-enyl]-4,7,8,8a-tetrahydro-3aH-cyclohepta[b]furan-2-one 2H-Cyclohepta[b]furan-2-one,3,3a,4,7,8,8a-hexahydro-7-Methyl-3-Methylene-6-(3-oxo-1-buten-1-yl)-,(3aR,7S,8aS)- (3aR,7S,8aS)-7-methyl-3-methylidene-6-[(1E)-3-oxobut-1-en-1-yl]-3,3a,4,7,8,8a-hexahydro-2H-cyclohepta[b]furan-2-one 2H-Cyclohepta[b]furan-2-one, 3,3a,4,7,8,8a-hexahydro-7-methyl-3-methylene-6-[(1E)-3-oxo-1-buten-1-yl]-, (3aR,7S,8aS)- | [Molecular Formula]
C15H18O3 | [MDL Number]
MFCD17214852 | [MOL File]
26791-73-1.mol | [Molecular Weight]
246.3 |
Chemical Properties | Back Directory | [Melting point ]
114.5-115° | [alpha ]
D30 -20° (ethanol) | [storage temp. ]
Sealed in dry,2-8°C | [Boiling point ]
444.3±45.0 °C(Predicted) | [density ]
1.10±0.1 g/cm3(Predicted) |
Hazard Information | Back Directory | [Definition]
ChEBI: Xanthatin is a sesquiterpene lactone. | [Purification Methods]
Crystallise xanthatin from MeOH, aqueous MeOH, EtOH or aqueous EtOH. UV: 213 and 275nm (max 7300). The 2,4-dinitrophenylhydrazone has m 240o(dec) (twice recrystallised from CHCl3/MeOH). [Geissman et al. J Am Chem Soc 76 685 1954, Deuel & Geissman J Am Chem Soc 79 3778 1957, Beilstein 17 III/IV 6221, 17/1 V 305.] |
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