cephalotaxine CAS No.24316-19-6 / Cat No.EBD1665654
Cephalotaxine
(-)-Cephalotaxine
Alkaloid A from Cephalotaxus
NSC 128487
NSC 245454
NSC 245455
Cephalotaxine (8CI)(9CI)
cephalotaxine
Alkaloid A from Cephalotaxus
NSC 128487
NSC 245454
NSC 245455
Cephalotaxine (8CI)(9CI)
Properties
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Appearance:
White powder with faint yellow cast
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Density:
1.38 g/cm3
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Boiling point:
495.2 °C at 760 mmHg
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Flashing point:
253.3 °C
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Vapour pressure:
1.27E-10mmHg at 25°C
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Solubility:
10 mg/ 0.1 ml-clear, light yellow solution
NMR Spectrum
Prediction： 1H NMR (400 MHz, Benzene-d6) delta 6.59 (s, 1 H), 6.50 (s, 1 H), 5.41 (s, OH), 5.36 (d, J = 3.2 Hz, 1 H), 4.63 (s, 1 H), 4.51 (d, J = 9.3 Hz, 1 H), 3.57 (ddd, J = 14.3, 1 1 .9, 7.7 Hz, 1 H), 3.37 (d,J = 9.4 Hz, 1 H), 3.27 (d, J = 2.7 Hz, OH), 2.87 (ddd, J = 8.6, 4.4 Hz, 1 H), 2.77 (ddd, J = 12.0, 10.9, 7.1 Hz, 1 H), 2.63 (ddd, J = 10.9, 7.8, 1 .2 Hz, 1 H), 2.49 (ddd, J = 9.1 , 6.9 Hz, 1 H), 2.17 (ddd, J = 14.3, 7.1 , 1 .2 Hz, 1 H), 1 .89 (ddd, J = 12.1 , 9.6, 8.6 Hz, 1 H), 1 .70 (ddd, 1 H), 1 .61 - 1 .47 (m, 2H).
1H NMR
13C NMR
