| Purity / Analysis Method | >98.0%(T)(HPLC) |
| Molecular Formula / Molecular Weight | C__4H__5N__3O = 111.10 |
| Physical State (20 deg.C) | Solid |
| CAS RN | 71-30-7 |
| PubChem Substance ID | 87565643 |
| Merck Index (14) | 2795 |
| MDL Number | MFCD00006034 |
Cytosine
Purity : >98.0%(T)(HPLC)
CAS No.: 71-30-7
EC No.: 200-749-5
EC Name: 6-amino-1H-pyrimidin-2-one
ECHA Name: Cytosine
Synonyms:
cytosine
71-30-7
4-Amino-2-hydroxypyrimidine
2(1H)-Pyrimidinone, 4-amino-
Cytosinimine
Specification & Properties
Specifications:
| Appearance | White powder to crystal |
| Purity(HPLC) | min. 98.0 area% |
| Purity(Nonaqueous Titration) | min. 98.0 %(calcd.on anh.substance) |
| Solubility in dilute HCl | almost transparency |
| Water | max. 5.0 % |
Properties:
| Solubility in water | Practically insoluble |
| Solubility (very slightly) | Ether,Ethanol |
Safety & Regulations
Safety Information:
| Chemical Safety |  |
| Signal Word | Warning |
| Hazard Statements | H315 : Causes skin irritation. H319 : Causes serious eye irritation. |
| Precautionary Statements | P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. |
Related Laws:
| RTECS# | UW7350150 |
Transport Information:
Hazard Classification:
According to the notifications provided by companies to ECHA in REACH registrations no hazards have been classified.
