Citidina 99+%
Fornitore: Thermo Scientific
Synonyms:
4-Amino-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)pyrimidin-2(1H)-one
111810100
111810500
111812500
ACRO111810100EA
58.8
EUR
ACRO111810100
ACRO111810500
ACRO111812500
Citidina 99+%
Cytidine
Formula:
C₉H₁₃N₃O₅ Peso molecolare: 243,22 g/mol Punto di fusione: 210…217 °C (dec.) Temperatura di stoccaggio: Refrigerata |
MDL Number:
MFCD00006545 CAS Number: 65-46-3 EINECS: 200-610-9 |
Risultati del test di specificazione
Appearance | White to almost white Crystalline powder |
Infrared spectrum | Conforms |
Melting point | 210 to 217 °C (Dec) |
Loss on drying | ≤0.5 % (105 °C, 5 hrs) |
Sulfated ash | ≤0.1 % (800 °C) |
HPLC | ≥99.0 % |
UV spectrophotometry | molar absorptivity 13000 +/- 2%, on dry basis |
UV transmittance | ≥98 % (c=1, H2O, 430 nm) 1 cm cell |
Ratio of Absorbances | 2.05 to 2.15 (A280/A260) |
Heavy metals (as Pb) | ≤10 ppm |
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