Sultamicillin Impurity 11 CAS CATO-C4X-188611
| CAS No. | CATO-C4X-188611 |
| Molecular Formula | C5H11NO4S |
| Molecular Weight | 181.21 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.
Sultamicillin Impurity 11 (CAS CATO-C4X-188611) is a certified pharmaceutical impurity reference standard with the molecular formula C5H11NO4S and a molecular weight of 181.21 g/mol.
Based on its molecular formula C5H11NO4S, Sultamicillin Impurity 11 contains a carbohydrate-derived structure, an amide group, a sulfone group; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 181.21 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.
CATO manufactures Sultamicillin Impurity 11 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 | C5H11NO4S |
| Molecular Weight | 181.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Sultamicillin Standards
- Sultamicillin Tosylate (CAS 83105-70-8)
- Sultamicillin Tosilate (CAS CATO-C4X-18868)
- Sultamicillin Impurity 10 (CAS CATO-C4X-188610)
- Sultamicillin impurity 14 (CAS CATO-C4X-188614)
- Sultamicillin CRS (CAS 76497-13-7)
- Sultamicillin EP Impurity A (CAS CATO-C4X-18861)
- Sultamicillin EP Impurity D (CAS CATO-C4X-18864)
- Sultamicillin Impurity 9 (CAS CATO-C4X-18869)
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
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com