Cytosin 99+%
Lieferant: Thermo Scientific
Synonyms:
4-Amino-2-hydroxypyrimidin
, 4-Amino-2-pyrimidinol
ACRO161760050EA
144
CHF
ACRO161760050
ACRO161761000
ACRO161760250
Cytosin 99+%
Cytosin
Formel:
C₄H₅N₃O MW: 111,1 g/mol Melting Pt: >300 °C Lager Temperatur: Raumtemperatur |
MDL Number:
MFCD00006034 CAS-Nummer: 71-30-7 EINECS: 200-749-5 Merck Index: 13,02824 |
Spezifikation Testergebnisse
Appearance | White to light yellow Crystalline powder |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % (105°C, 5 hrs) |
Sulfated ash | ≤0.1 % (800°C) |
HPLC | ≥99.0 % |
UV spectrophotometry | ≥98.0 % (lambda max. 275 nm, pH 1) |
UV spectrophotometry | molar absorptivity 10400 +/- 2%, on dry basis |
Heavy metals (as Pb) | ≤10 ppm |
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