71-30-7 Cytosine

Superiority:

Product Name: Cytosine
Synonyms: Gemcitabine EP Impurity A;Cyt;Cytosin;Cytosinimine;4-amino-2H-pyrimidi-none;CYTOSINE, 99+%;CytosineForBiochemistry;2(1H)-Pyrimidinone, 4-amino- (9CI)
CAS: 71-30-7
MF: C4H5N3O
MW: 111.1
EINECS: 200-749-5
Product Categories: Pharmaceutical Intermediates;PYRIMIDINE;FINE Chemical & INTERMEDIATES;Pyridines, Pyrimidines, Purines and Pteredines;Pyrimidine series;Nucleotides and Nucleosides;Cidofovir;Biochemistry;Nucleobases and their analogs;Nucleosides, Nucleotides & Related Reagents;Nucleic acids;Bases & Related Reagents;Nucleotides;Building Blocks;C4 to C5;Chemical Synthesis;Heterocyclic Building Blocks;Pyrimidines;amine |ketone;nucleoside
Mol File: 71-30-7.mol

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.  Store at RT.
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