Ald-PEG4-NHS ester CAS 1353011-74-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1353011-74-1 |
| Molecular Formula | C23H30N2O10 |
| Molecular Weight | 494.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Ald-PEG4-NHS ester (CAS 1353011-74-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C23H30N2O10. Molecular weight: 494.49 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C23H30N2O10 |
| Molecular Weight | 494.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 2 |
Recommended Standards
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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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