5-[(p-Sulfophenyl)azo]salicylic Acid Methyl Ester Potassium Salt CAS 745010-25-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 745010-25-7 |
| Molecular Formula | C14H11N2O6S K |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-[(p-Sulfophenyl)azo]salicylic Acid Methyl Ester Potassium Salt (CAS 745010-25-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H11N2O6S K. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H11N2O6S K |
| Molecular Weight | 374.41 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related p Standards
- 5-Oxo-1-(4-Sulfophenyl)-4,5-Dihydro-1H-Pyrazole-3-Carboxylic Acid (CAS 118-47-8)
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- 4',5'-Bis(4-sulfophenyl)-[1,1':2',1''-terphenyl]-4,4''-disulfonic acid (CAS 1629096-09-8)
- 4,4'-(((4-Sulfophenyl)azanediyl)bis(methylene))dibenzoic acid (CAS 2105860-95-3)
- 5-[(p-Sulfophenyl)azo]salicylic Acid Acetate Methyl Ester Potassium Salt (CAS 34265-46-8)
- 5'-(4-Sulfophenyl)-[1,1':3',1''-terphenyl]-4,4''-disulfonic acid (CAS 343821-13-6)
- 1-Propyl-8-(4-sulfophenyl)xanthine Potassium Salt (CAS 409344-71-4)
- 5-Oxo-1-(4-sulfophenyl)-2,5-dihydro-1H-pyrazole-3-carboxylic acid (CAS 51307-71-2)
Recommended Standards
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