Tucatinib Impurity 51 CAS CATO-C4X-260551
| CAS No. | CATO-C4X-260551 |
| Molecular Formula | C25H25N7O4S |
| Molecular Weight | 519.58 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 519.58 g/mol gives Tucatinib Impurity 51 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Tucatinib Impurity 51 (CAS CATO-C4X-260551) is a certified pharmaceutical impurity reference standard with the molecular formula C25H25N7O4S and a molecular weight of 519.58 g/mol.
Based on its molecular formula C25H25N7O4S, Tucatinib Impurity 51 contains a flavonoid core, 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 519.58 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.
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.
CATO manufactures Tucatinib Impurity 51 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 | C25H25N7O4S |
| Molecular Weight | 519.58 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 7 |
| Sulfur Atoms | 1 |
Related Tucatinib Standards
- Tucatinib Impurity 4 (CAS 1429755-58-7)
- Tucatinib Impurity 62 (E-Isomer) (CAS CATO-C4X-260562)
- Tucatinib Impurity 15 (CAS CATO-C4X-260515)
- Tucatinib Impurity 1 (CAS CATO-C4X-26051)
- Tucatinib Impurity 16 (CAS CATO-C4X-260516)
- Tucatinib Impurity 2 (CAS CATO-C4X-26052)
- Tucatinib Impurity 3 (CAS CATO-C4X-26053)
- Tucatinib Impurity 4 (CAS CATO-C4X-26054)
Recommended Standards
- Cefminox impurity 52 (CAS CATO-C4X-192652)
- N-Boc-N-bis(PEG3-azide) (CAS 1258939-38-6)
- Cefminox Sodium-△3isomer (CAS CATO-C4X-192643)
- 3,4-Dimethoxy-N-(4-(3-nitrophenyl)-5-(piperazin-1-ylmethyl)thiazol-2-yl)benzenesulfonamide (CAS 1951440-83-7)
- Pentazocine Impurity 7 (CAS CATO-C4X-31647)
- Rivaroxaban Impurity 7(S-isomer) (CAS 161596-47-0)
- Tafluprost Impurity 5 (CAS CATO-C4X-21635)
- 1-((2-Fluorophenoxy)methyl)cyclobutanecarboxylic acid (CAS 1387574-26-6)
- 5-Bromo-1-(2-methoxyethyl)-2,3-dihydro-1h-indole-2,3-dione (CAS 1020974-19-9)
- 98755-25-0 Isothymusin 6,7-Dimethoxy-5,8,4'-trihydroxyflavone (CAS 98755-25-0)
- 4-[4-Fluoro-2-(phenylmethoxy)phenyl]-2,6-bis(1-methylethyl)-5-(1-propen-1-yl)-3-pyridinecarboxaldehyde (CAS 503559-80-6)
- 1-(3,5-Difluorophenyl)-1H-pyrazole (CAS 646037-37-8)
- 3-Amino-5-methylthiophene-2-carboxylic acid (CAS 100047-53-8)
- Tirzepatide Impurity 10 (CAS CATO-C4X-324010)
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