Niraparib Impurity 19 CAS CATO-C4X-232919
| CAS No. | CATO-C4X-232919 |
| Molecular Formula | C22H30N4O |
| Molecular Weight | 366.50 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Niraparib Impurity 19 (C22H30N4O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Niraparib Impurity 19 (CAS CATO-C4X-232919) is a certified pharmaceutical impurity reference standard with the molecular formula C22H30N4O and a molecular weight of 366.50 g/mol.
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 Niraparib Impurity 19 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 | C22H30N4O |
| Molecular Weight | 366.50 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 4 |
Related Niraparib Standards
- Niraparib Impurity 13 (CAS 2381228-27-7)
- Niraparib Impurity 20 (CAS CATO-C4X-232920)
- Niraparib Impurity 45 (CAS 1476776-97-2)
- Niraparib Impurity 30 (CAS CATO-C4X-232930)
- Niraparib impurity 24 (CAS CATO-C4X-232924)
- Niraparib Impurity 47 (CAS CATO-C4X-232947)
- Niraparib Impurity 51 (CAS CATO-C4X-232951)
- Niraparib Impurity N9 (CAS 1203683-54-8)
Recommended Standards
- Tadalafil Impurity 172 (CAS CATO-C4X-1087172)
- 2-Benzyl-2-(dimethylamino)-4＇-morpholinobutyrophenone (CAS 119313-12-1)
- CAS 204633-89-6 (CAS 204633-89-6)
- Toluene-4-sulfonic acid 2-(4-hydroxy-7a-methyl-octahydro-inden-1-yl)-propyl ester (CAS 111924-49-3)
- Ledipasvir Impurity 4 (CAS CATO-C4X-33134)
- Gadoxetate Impurity 7 (CAS 158599-73-6)
- Ticagrelor impurity 22 (CAS 1459719-81-3)
- (PAd-DalPhos)NiCl(otol) (CAS 1902911-45-8)
- (1-((4,4-Difluoropiperidin-1-yl)methyl)cyclopropyl)methanol (CAS 1890277-32-3)
- Diethyl 2,2-(1,3-Dithietane-2,4-diylidene)bis(cyanoacetate) (CAS 22624-54-0)
- 1-(3-Chlorophenyl)-3-(pyridin-3-yl)-1H-pyrazole-4-carbaldehyde (CAS 618101-73-8)
- 4-((1h-Benzo[d]imidazol-1-yl)methyl)benzoic acid (CAS 139742-50-0)
- 2-(5-Amino-2-oxopyridin-1(2h)-yl)-N-ethyl-N-methylacetamide (CAS 1095611-64-5)
- Semaglutide impurity 89 (CAS CATO-C4X-222689)
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