4-Hydroxyantipyrine Sulfate CAS 81416-56-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81416-56-0 |
| Molecular Formula | C11H12N2O2 H2O4S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxyantipyrine Sulfate (CAS 81416-56-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H12N2O2 H2O4S. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H12N2O2 H2O4S |
| Molecular Weight | 302.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Hydroxyantipyrine Standards
Recommended Standards
- 2-Ethyl-4,4,4-trifluorobutane-1-sulfonyl chloride (CAS 2006381-02-6)
- 5-(2-bromo-5-fluorophenoxy)pyrimidine-2,4-diamine (CAS 935534-20-6)
- Kaempferol-3-O-(6-Malonyl-Glucoside) (CAS 81149-02-2)
- 5-Nitro-N-[(oxolan-2-yl)methyl]thiophene-2-carboxamide (CAS 726164-66-5)
- 1-(pyrrolidin-3-yl)-1H-1,2,4-triazole dihydrochloride (CAS 1909316-43-3)
- Sodium 4,4'-((1,4-diamino-9,10-dioxo-9,10-dihydroanthracene-2,3-diyl)bis(oxy))dibenzenesulfonate (CAS 6408-73-7)
- Des-Pro36-37-Tirzepatide (CAS CATO-CPTD788938)
Why CATO?
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