Neticonazole Impurity 4 CAS 14128-56-4
| CAS No. | 14128-56-4 |
| Molecular Formula | C2H6O3S2 |
| Molecular Weight | 142.20 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
CATO supplies Neticonazole Impurity 4 (CAS 14128-56-4), a pharmacopoeial impurity reference standard (molecular formula C2H6O3S2, MW 142.20 g/mol) used for the identification and quantification of trace impurities in APIs.
Structurally, Neticonazole Impurity 4 (C2H6O3S2) contains a sulfone group, a carboxylic acid group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 0.0, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 142.20 g/mol, it falls into the low-molecular-weight range.
CATO manufactures Neticonazole Impurity 4 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 | C2H6O3S2 |
| Molecular Weight | 142.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1961 |
| Sulfur Atoms | 2 |
Related Neticonazole Standards
- Neticonazole Impurity 1 (CAS 2949-92-0)
- Neticonazole Impurity 5 (CAS 98984-65-7)
- Neticonazole Impurity 3 (CAS 10383-49-0)
- Neticonazole Impurity 2 (CAS 13882-12-7)
- Neticonazole impurity 11 (CAS 56986-82-4)
- Neticonazole Impurity 9 (CAS 138206-50-5)
- Neticonazole Impurity 7 (CAS CATO-C4X-22027)
- Neticonazole HCl (CAS 130773-02-3)
Recommended Standards
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- Cis-3-Hexenyl Acetate (CAS 3681-71-8)
- Leuprorelin impurity 31 (CAS CATO-C4X-182231)
- Ceftopram lmpurity 41 (CAS CATO-C4X-135841)
- Elagolix Impurity 13 (CAS CATO-C4X-206813)
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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