Ibuprofen Impurity 21 CAS 59771-24-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 59771-24-3 |
| Molecular Formula | C13H18O |
| Molecular Weight | 190.28 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ibuprofen Impurity 21 (CAS 59771-24-3) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C13H18O. Molecular weight: 190.28 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C13H18O |
| Molecular Weight | 190.28 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
Related Ibuprofen Standards
- Ibuprofen Impurity 75 (CAS 51407-46-6)
- Ibuprofen Impurity 92 (CAS CATO-C4X-108292)
- Ibuprofen Impurity 103 (CAS CATO-C4X-1082103)
- Ibuprofen Impurity 104 (CAS CATO-C4X-1082104)
- Ibuprofen Impurity (CAS 1314907-71-5)
- Ibuprofen impurity 132 (CAS 3585-48-6)
- Ibuprofen Impurity 22 (CAS 1977-39-5)
- Ibuprofen Impurity 80 (CAS 3585-47-5)
Recommended Standards
- 1-(2,4-Dimethylphenyl)piperazine (CAS 1013-76-9)
- CAS 5322-68-3 (CAS 5322-68-3)
- Bisoprolol Impurity 69 (CAS 81349-58-8)
- Haloperidol Decanoate EP Impurity B (CAS CATO-C4X-146130)
- Salbutamol Impurity 22 (CAS CATO-C4X-117622)
- 4-Amino-3-(3-methoxyphenyl)butanoic acid (CAS 79050-38-7)
- 3,3'-(Ethane-1,2-diylbis(sulfanediyl))bis(1-(p-tolyl)propan-1-one) (CAS 882748-92-7)
- 5-Methyl-1-(4-oxo-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)-1H-pyrazole-4-carboxylic acid (CAS 2093422-14-9)
- 6'-Methoxy-1a',7b'-dihydrospiro[cyclohexane-1,2'-oxireno[2,3-c]chromene] (CAS 1119450-07-5)
- Endo-Gly29-Tirzepatide (CAS CATO-CPTD788685)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com