Loteprednol Impurity 4 CAS 133991-62-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 133991-62-5 |
| Molecular Formula | C26H34O9 |
| Molecular Weight | 490.54 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Loteprednol Impurity 4 (CAS 133991-62-5) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C26H34O9. Molecular weight: 490.54 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C26H34O9 |
| Molecular Weight | 490.54 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
Related Loteprednol Standards
- Loteprednol Impurity 15 (CAS CATO-C4X-195715)
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- Loteprednol Etabonate 11-Oxo Impurity (CAS 207670-54-0)
- Loteprednol Impurity 5 (CAS CATO-C4X-19575)
- Loteprednol Impurity 7 (CAS CATO-C4X-19577)
- Loteprednol Impurity 6 (CAS CATO-C4X-19576)
- Loteprednol impurity 14 (CAS 182068-96-8)
- Loteprednol Impurity 12 (CAS 133991-63-6)
Recommended Standards
- Pimozide impurity 1 (CAS CATO-C4X-31151)
- Calceolarioside A (CAS 84744-28-5)
- Dde-D-Dap(Fmoc)-OH (CAS 1263046-87-2)
- Mirogabalin Impurity 180 (CAS CATO-C4X-2924180)
- Chlorpheniramine Impurity 32 (CAS 854863-55-1)
- 2-(1,6-Dihydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-3-yl)acetic acid (CAS 1196473-70-7)
- 1-(7-Chloro-1H-indol-3-yl)-N,N-dimethylmethanamine (CAS 159503-76-1)
- 2-(4-Bromophenyl)-3-iodo-6-methylimidazo[1,2-a]pyridine (CAS 2305816-62-8)
- 6-(2-Methyl-1-piperidinyl)-3-pyridinylamine (CAS 926194-75-4)
- Palmitoyl Pentapeptide-4 (CAS 214047-00-4)
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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