474922-22-0 DSPE-PEG(2000) Maleimide CAS 474922-22-0
| CAS No. | 474922-22-0 |
| Molecular Formula | C53H93N3O57P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 474922-22-0 DSPE-PEG(2000) Maleimide.
474922-22-0 DSPE-PEG(2000) Maleimide (CAS 474922-22-0) is a high-purity analytical reference standard with the molecular formula C53H93N3O57PC2H4CH4 and a molecular weight of 1759.36 g/mol.
Based on its molecular formula C53H93N3O57PC2H4CH4, 474922-22-0 DSPE-PEG(2000) Maleimide contains a nitrogen-containing heterocyclic scaffold, an amide group, a phosphate ester group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 1759.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 474922-22-0 DSPE-PEG(2000) Maleimide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C53H93N3O57P 24*C2H4 CH4 |
| Molecular Weight | 1759.36 g/mol |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
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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
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com