Ketoprofen Impurity 31 CAS 23323-37-7
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 23323-37-7 |
| Molecular Formula | C14H31NO5 |
| Molecular Weight | 293.40 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ketoprofen Impurity 31 (CAS 23323-37-7) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C14H31NO5. Molecular weight: 293.40 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C14H31NO5 |
| Molecular Weight | 293.40 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 1 |
Related Ketoprofen Standards
- Ketoprofen EP Impurity L (Mixture of Enantiomer) (CAS 1797984-80-5)
- Ketoprofen Impurity 81 (CAS CATO-C4X-147181)
- Ketoprofen EP Impurity J (CAS 1785759-59-2)
- Ketoprofen Ethyl Ester (CAS 60658-04-0)
- Ketoprofen Impurity 78 (CAS 136656-97-8)
- Ketoprofen Impurity 113 (CAS CATO-C4X-1471113)
- Ketoprofen Impurity 106 (CAS 59310-31-5)
- Ketoprofen Impurity 80 (Mixture of Diastereomers) (CAS 2126161-79-1)
Recommended Standards
- Venlafaxine N-Oxide (CAS 1094598-37-4)
- Indacaterol Impurity 72 (CAS CATO-C4X-150072)
- Umeclidinium Impurity 2 (CAS CATO-C4X-13392)
- Carprofen EP Impurity C (CAS 92841-21-9)
- Istradefylline Impurity 15 (CAS 89073-60-9)
- Methyl 2,3-dioxoindoline-7-carboxylate (CAS 103030-10-0)
- Imrecoxib Impurity 18 (CAS CATO-C4X-237918)
- n-(3-Ethynylphenyl)ethanesulfonamide (CAS 1249243-47-7)
- 2-benzyl-6-oxa-2-azaspiro[4.5]decan-9-yl methanesulfonate (CAS 503551-93-7)
- [Ser]8-Acetylated Semaglutide (CAS CATO-C4X-2226218)
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