5-Azacytidine CAS No.320-67-2 / Cat No.EBD145507
氮杂胞苷
5-氮杂胞苷
阿托胞苷
氮胞苷
阿扎胞苷
5-氮胞苷
5-氮杂胞嘧啶核苷
5-氮包苷
氮杂胞苷
4-氨基-1-((2R,3R,4S,5R)-3,4-二羟基-5-(羟甲基)四氢呋喃-2-基)-1,3,5-三嗪-2(1H)-酮
Properties
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Appearance:
White-to-off-white crystalline solid
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Density:
2.08 g/cm3
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Melting point:
226-232 °C (dec.)(lit.)
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Boiling point:
534.5 °C at 760 mmHg
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Flashing point:
277 °C
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Storage temperature:
−20°C
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Optical rotation:
40 º (C=1, H2O 22 ºC)
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Solubility:
0.5-1.0 g/100 mL at 21 ºC
Safety Information
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Symbol:
-
Signal words:
Danger -
Hazard statements:
H302 Harmful if swallowed.
H350 May cause cancer.
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Precautionary statements:
P201 Obtain special instructions before use.
P308+P313 IF exposed or concerned: Get medical advice/attention.
NMR Spectrum
Prediction： 1H NMR (DMSO-.pound.3/4) delta 8.57 (s, 1H), 7.52 (d, 2H, J= 10.6 Hz), 5.65 (d, 1H, J = 3.7 Hz), 5.42 (d, 1H, J= 5.1 Hz), 5.10 (t, 1H, J= 5.0 Hz), 5.02 (d, 1H, J= 5.7 Hz), 4.07 (m, 1H), 4.00 (m, 1H),3.84 (m, 1H), 3.67 (m, 1H), 3.55 (m, 1H).
1H NMR
13C NMR
