Cytosin

Superiority:

Product Name:    Cytosine
Synonyms:    4-AMINO-2(1H)-PYRIMIDINONE;4-AMINO-2(1)-PYRIMIDONE;4-AMINO-2-PYRIMIDINOL;4-AMINO-2-OXO-1,2-DIHYDROPYRIMIDINE;4-AMINO-2-HYDROXYPYRIMIDINE;2-Oxy-4-amino pyrimidine;AURORA KA-682;CYTOSINE
CAS:    71-30-7
MF:    C4H5N3O
MW:    111.1
EINECS:    200-749-5
Product Categories:    Nucleotides and Nucleosides;Cidofovir;Biochemistry;Nucleobases and their analogs;Nucleosides, Nucleotides & Related Reagents;Nucleic acids;PYRIMIDINE;Pharmaceutical Intermediates;FINE Chemical & INTERMEDIATES;Pyridines, Pyrimidines, Purines and Pteredines;Pyrimidine series;Bases & Related Reagents;Nucleotides;amine |ketone;Building Blocks;C4 to C5;Chemical Synthesis;Heterocyclic Building Blocks;Pyrimidines;nucleoside
Mol File:    71-30-7.mol
Cytosine Structure
Cytosine Chemical Properties
Melting point     >300 °C (lit.)
Boiling point     208.2°C (rough estimate)
density     0,48 g/cm3
refractive index     1.5000 (estimate)
storage temp.     2-8°C
solubility     Clear to very slightly hazy colorless to faint yellow solution at 50 mg/ml in 0.5 M HCL.
pka    4.60, 12.16(at 25℃)
form     Crystalline Powder
color     White to slightly yellow
Water Solubility     soluble
Merck     14,2795
BRN     2637
Stability:    Stable. Incompatible with strong oxidizing agents.
InChIKey    OPTASPLRGRRNAP-UHFFFAOYSA-N
CAS DataBase Reference    71-30-7(CAS DataBase Reference)
NIST Chemistry Reference    2(1H)-Pyrimidinone, 4-amino-(71-30-7)
EPA Substance Registry System    2(1H)-Pyrimidinone, 4-amino- (71-30-7)
Safety Information
Hazard Codes     Xi,Xn
Risk Statements     36/37/38-20/21/22
Safety Statements     26-36-37/39
WGK Germany     1
RTECS     UW7350150
Hazard Note     Irritant
TSCA     Yes
HS Code     29335910