Norepinephrine Impurity 99 CAS CATO-C4X-151499
| CAS No. | CATO-C4X-151499 |
| Molecular Formula | C11H16N2O4 |
| Molecular Weight | 240.26 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Norepinephrine Impurity 99 (C11H16N2O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 240.26 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies Norepinephrine Impurity 99 (CAS CATO-C4X-151499), a pharmacopoeial impurity reference standard (molecular formula C11H16N2O4, MW 240.26 g/mol) used for the identification and quantification of trace impurities in APIs.
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 manufactures Norepinephrine Impurity 99 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 | C11H16N2O4 |
| Molecular Weight | 240.26 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 2 |
Related Norepinephrine Standards
- Norepinephrine Impurity 32 (CAS 24159-36-2)
- Norepinephrine Impurity 48 (CAS CATO-C4X-151468)
- Norepinephrine Sulfate (CAS 81138-41-2)
- Norepinephrine Impurity 107 (CAS 112346-92-6)
- Norepinephrine Impurity 108 (CAS CATO-C4X-1514108)
- Norepinephrine Impurity 109 (CAS 2731964-60-4)
- Norepinephrine Impurity 110 (CAS CATO-C4X-1514110)
- Norepinephrine impurity 153 (CAS CATO-C4X-1514153)
Recommended Standards
- Doxofylline Impurity 1 (CAS 1429636-74-7)
- rac-Carbidopa EP Impurity C (CAS 85933-19-3)
- Azelastine Impurity 7 (CAS 787-84-8)
- Polaprezinc impurity 28 (CAS CATO-C4X-182128)
- Bumetanide Impurity 52 (CAS CATO-C4X-198652)
- Palbociclib Impurity 142 (CAS CATO-C4X-1125142)
- Rotigotine impurity 23 (CAS 101470-23-9)
- (6-Bromo-1H-indazol-3-yl)methanamine (CAS 1360929-81-2)
- 1-((Benzyloxy)carbonyl)-3-(trifluoromethyl)pyrrolidine-3-carboxylic acid (CAS 1342155-02-5)
- Methapyrilene Fumarate (1402004) (CAS 33032-12-1)
- 1-(5-Methylpyridin-2-yl)piperidine-3-carboxylic acid (CAS 954572-38-4)
- N-(5-((Diethylamino)methyl)-4-methylthiazol-2-yl)benzamide (CAS 457942-01-7)
- Propane-2-sulfonic acid (CAS 14159-48-9)
- Liraglutide Impurity 21 TFA Salt (CAS CATO-C4X-199221)
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