5-Carboxycytosine CAS 3650-93-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3650-93-9 |
| Molecular Formula | C5H5N3O3 |
| Molecular Weight | 155.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-Carboxycytosine (CAS 3650-93-9) pharmaceutical standards reference standard. Molecular formula: C5H5N3O3. Molecular weight: 155.11 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H5N3O3 |
| Molecular Weight | 155.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |
Recommended Standards
- 5-Carboxy-2-hydroxypyridine 1-oxide (CAS 90037-89-1)
- 5-Formyl-1-methyl-1H-1,2,3-triazole-4-carboxylic acid (CAS 2138085-24-0)
- 5-Carbamoylfuran-2-carboxylic acid (CAS 54022-78-5)
- Pyrazolo[5,1-b]quinazolin-9-ol, 3-bromo-5,6,7,8-tetrahydro- (CAS 1310097-13-2)
- 5-Methylbenzo[d]thiazole-2-thiol (CAS 21303-50-4)
- 2-((Trifluoromethyl)thio)phenol (CAS 33185-56-7)
- Norepinephrine Impurity 98 (CAS CATO-C4X-151498)
- 2,2-Difluoro-2-(1-methyl-1H-pyrazol-5-yl)acetic acid (CAS 1342825-90-4)
- (3,5-Dinitrophenyl)(4-(pyrimidin-2-yl)piperazin-1-yl)methanone (CAS 546120-15-4)
- Acetyl Tetrapeptide-5 (CAS 820959-17-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com