4-[3-(Ethoxycarbonyl)-5-Oxo-4,5-Dihydro-1h-Pyrazol-1-Yl]Benzenesulfonic Acid CAS 6402-06-8
Purity >90%In StockPharmaceutical Standards
| CAS No. | 6402-06-8 |
| Molecular Formula | C12H12N2O6S |
| Molecular Weight | 312.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-[3-(Ethoxycarbonyl)-5-Oxo-4,5-Dihydro-1h-Pyrazol-1-Yl]Benzenesulfonic Acid (CAS 6402-06-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H12N2O6S. Molecular weight: 312.30 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H12N2O6S |
| Molecular Weight | 312.30 g/mol |
| Purity | >90% |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Furosemide Impurity 14 (CAS 133989-65-8)
- Olaparib Impurity N14 (CAS 1983186-05-5)
- Olaparib Impurity 3 (CAS 1956383-44-0)
- Methyl 2-(3-isopropyl-4-oxo-3,4-dihydrophthalazin-1-yl)acetate (CAS 1401319-11-6)
- 3-Amino-3-oxetanemethanamine oxalate (CAS 1098517-90-8)
- 2-(Methoxymethyl)butan-1-amine (CAS 56640-54-1)
- Lercanidipine Impurity 65 (CAS CATO-C4X-136465)
- 3-(4-Amino-1h-1,2,3-triazol-1-yl)tetrahydrothiophene 1,1-dioxide (CAS 1523326-45-5)
- (3R)-3-azidooxolane (CAS 1421332-66-2)
- Semaglutide impurity 77 (CAS CATO-C4X-222677)
Why CATO?
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