rac-Carbidopa EP Impurity C CAS 85933-19-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 85933-19-3 |
| Molecular Formula | C11H16N2O4 |
| Molecular Weight | 240.26 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
rac-Carbidopa EP Impurity C (CAS 85933-19-3) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H16N2O4. Molecular weight: 240.26 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
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 |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 2 |
Related rac Standards
- Carbidopa Impurity 11 (CAS CATO-C4X-231011)
- Carbidopa Impurity 29 (CAS CATO-C4X-231029)
- Carbidopa EP Impurity C (CAS 84488-77-7)
- Carbidopa impurity 38 (CAS 2470439-16-6)
- Carbidopa EP Impurity E (CAS 52514-63-3)
- Carbidopa EP Impurity H (CAS 1361017-74-4)
- Carbidopa impurity 39 (CAS 2354546-08-8)
- Carbidopa impurity 40 (CAS CATO-C4X-231040)
Recommended Standards
- Norepinephrine Impurity 99 (CAS CATO-C4X-151499)
- Polaprezinc impurity 28 (CAS CATO-C4X-182128)
- Doxofylline Impurity 1 (CAS 1429636-74-7)
- Vitamin K1 Impurity 67 (CAS 4444-14-8)
- Mirabegron Impurity 27 (CAS 66659-20-9)
- 3-(4-Methylpyrrolidin-2-yl)phenol (CAS 603068-30-0)
- 2,4-Dichloro-1-{[({2-[(4-chlorophenyl)sulfanyl]phenyl}methyl)sulfanyl]methyl}benzene (CAS 337923-79-2)
- N-Benzyl-N-methyl-3-piperidinecarboxamidehydrochloride (CAS 1220039-06-4)
- S-Methyl Thiobutyrate (CAS 2432-51-1)
- (Des-His1,Glu?)-Glucagon (1-29) amide (human, rat, porcine) (CAS 110084-95-2)
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 13829788188 / jacky.chen@cato-chem.com