2-Hydroxypyrimidine-5-sulfonic acid CAS 40828-51-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 40828-51-1 |
| Molecular Formula | C4H4N2O4S |
| Molecular Weight | 176.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Hydroxypyrimidine-5-sulfonic acid (CAS 40828-51-1) pharmaceutical standards reference standard. Molecular formula: C4H4N2O4S. Molecular weight: 176.15 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C4H4N2O4S |
| Molecular Weight | 176.15 g/mol |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Hydroxypyrimidine Standards
- 4-Acetyl-2-hydroxypyrimidine-5-carboxylic acid (CAS 62328-13-6)
- 2-Hydroxypyrimidine-4,6-dicarboxylic acid (CAS 114832-74-5)
- Ethyl 5-hydroxypyrimidine-2-carboxylate (CAS 1240622-58-5)
- Ethyl 4-Hydroxypyrimidine-5-carboxylate (CAS 4786-52-1)
- Ethyl 4-hydroxypyrimidine-5-carboxylate (CAS 71133-20-5)
- N-Hydroxypyrimidine-5-carbimidoyl chloride (CAS 1009562-97-3)
- N-hydroxypyrimidine-4-carbimidoyl chloride (CAS 1186089-66-6)
- 5-Hydroxypyrimidine-2,4,6-tricarbaldehyde (CAS 88070-38-6)
Recommended Standards
- 1-Methylphosphinane-4-carboxylic acid 1-oxide (CAS 945459-98-3)
- 3-Formyl-1H-1,2,4-triazole-1-sulfonamide (CAS 223457-07-6)
- 2-(5-Fluorobenzo[d]oxazol-7-yl)acetonitrile (CAS 1707371-73-0)
- 1-(4-Biphenylyl)-2-propyn-1-ol (CAS 30265-81-7)
- N,2-Dimethyl-N-(2,4,6-trimethoxyphenyl)quinazolin-4-amine (CAS 827031-20-9)
- trans-4-Methyltetrahydrofuran-3-amine (CAS 1268520-38-2)
- 1-ethynyl-2-methylbenzene 2-Ethynyltoluene 766-47-2 A15798 (CAS 766-47-2)
- 7-Bromo-3-(trifluoromethyl)quinolin-2-amine (CAS 2086770-13-8)
- N-((5-Cyclopropyl-4-methyl-4H-1,2,4-triazol-3-yl)methyl)cyclopropanamine (CAS 1707562-95-5)
- Tirzepatide Impurity 38 (CAS CATO-C4X-324038)
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