Polymyxin E2 CAS 30387-41-8
| CAS No. | 30387-41-8 |
| Molecular Formula | C56H106N16O25S4 |
| Molecular Weight | 1531.79 g/mol |
| 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 Polymyxin E2.
CATO supplies Polymyxin E2 (CAS 30387-41-8), a certified reference material (molecular formula C56H106N16O25S4, MW 1531.79 g/mol) for analytical method development and quality control.
Based on its molecular formula C56H106N16O25S4, Polymyxin E2 contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 1531.79 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Polymyxin E2 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 | C56H106N16O25S4 |
| Molecular Weight | 1531.79 g/mol |
| Purity | >95% |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Nitrogen Atoms | 16 |
| Sulfur Atoms | 4 |
Related Polymyxin Standards
- Polymyxin Impurity 20 (CAS 343979-23-7)
- Polymyxin Impurity 26 (CAS CATO-C4X-225526)
- Polymyxin B1-I (CAS 811435-10-6)
- Polymyxin B1 (CAS 4135-11-9)
- Polymyxin Impurity 22 (CAS CATO-C4X-225522)
- Polymyxin Impurity 23 (CAS CATO-C4X-225523)
- Polymyxin Impurity 32 (CAS CATO-C4X-225532)
- Polymyxin Impurity 31 (CAS CATO-C4X-225531)
Recommended Standards
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- Goserelin Impurity 55 (CAS CATO-C4X-192055)
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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