Acotiamide Impurity 45 CAS CATO-C4X-111445
| CAS No. | CATO-C4X-111445 |
| Molecular Formula | C19H26N4O5S |
| Molecular Weight | 422.50 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.
Acotiamide Impurity 45 (CAS CATO-C4X-111445) is a certified pharmaceutical impurity reference standard with the molecular formula C19H26N4O5S and a molecular weight of 422.50 g/mol.
Structurally, Acotiamide Impurity 45 (C19H26N4O5S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 422.50 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures Acotiamide Impurity 45 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 | C19H26N4O5S |
| Molecular Weight | 422.50 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Acotiamide Standards
- Acotiamide Impurity 33 (CAS 788137-01-9)
- Acotiamide Impurity 39 (CAS 701197-05-9)
- Acotiamide Impurity 44 (CAS 738562-93-1)
- Acotiamide Impurity 16 (CAS CATO-C4X-111416)
- Acotiamide Impurity 7 (CAS 185105-13-9)
- Acotiamide Impurity 2 (CAS CATO-C4X-11142)
- Acotiamide (CAS 185106-16-5)
- Acotiamide-D6 (CAS 185106-16-5(Unlabelled))
Recommended Standards
- N-Benzyl-4-(4-cyano-5-(pyrrolidin-1-yl)oxazol-2-yl)-N-methylbenzenesulfonamide (CAS 941250-15-3)
- Salbutamol Impurity 179 (CAS CATO-C4X-1176179)
- N-(3-Phenyl-1-(4-phenylthiazol-2-yl)-1H-pyrazol-5-yl)benzamide (CAS 74101-25-0)
- Ceftazidime Impurity 97 (CAS CATO-C4X-121297)
- Thiotepa Impurity 12 (CAS 2835499-20-0)
- Cefpodoxime Proxetil EP Impurity G (CAS 947692-15-1)
- Neratinib Impurity 29 (CAS CATO-C4X-113429)
- Methyl 2-(3,4-difluorophenyl)-2-methylpropanoate (CAS 306761-16-0)
- 3-(2-Aminoethyl)cyclobutane-1-carboxylic acid hydrochloride (CAS 2098151-96-1)
- N-Isobutyryl-3'-O-acetyl-2'-deoxyguanosine (CAS 74925-81-8)
- Ribociclib Impurity 11 (CAS CATO-C4X-310011)
- 1-Methyl-1H-1,2,3-triazol-5-ol (CAS 62150-39-4)
- Decyl isothiocyanate (CAS 24540-94-1)
- Tau Peptide (294-305) (human) trifluoroacetate salt (CAS 1428135-29-8)
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