- Min.Order :1 Kilogram
- Purity: 99%
- Payment Terms : L/C,T/T
Keywords
Cytosine 4-Amino-2-hydroxypyrimidine CAS:71-30-7
Quick Details
- Appearance:White powder
- Application: Pharmaceutical Intermediate
- PackAge:25kg/drum
- ProductionCapacity:2000|Metric Ton|Year
- Storage:Store in cool and dry place, away from sun light.
- Transportation:By sea or by air
Superiority:
| Product name | Cytosine |
| English name | Cytosine |
| Alias | 4-Amino-2-hydroxypyrimidine; 2-hydroxy-4-aminopyrimidine |
| CAS RN | 71-30-7 |
| Molecular formula | C4H5N3O |
| Molecular weight | 111.102 |
| EINECS No. | 200-749-5 |
| Structural formula |
Details:
|
Item |
Quality index |
|
Property |
White or off-white crystalline powder |
|
Loss on drying /（%）≤ |
0.2 |
|
Residue on ignition /（%）≤ |
0.1 |
|
Identification |
Under the Content measurement item, the retention time of the main peak of the test solution should be consistent with |
|
Uracil/(%)≤ |
0.25 |
|
Maximum unknown Single impurity / (%)≤ |
0.25 |
|
Total impurity / (%)≤ |
0.5 |
|
Purity /（%）≥ |
99.5 |
|
Content / (%) |
98.0-102.0 |
| Melting point | ＞300℃ |
| Uses | Used as a pharmaceutical intermediate |
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