Carbidopa EP Impurity D CAS 934371-48-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 934371-48-9 |
| Molecular Formula | C17H24N2O4 |
| Molecular Weight | 320.38 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Carbidopa EP Impurity D (CAS 934371-48-9) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C17H24N2O4. Molecular weight: 320.38 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C17H24N2O4 |
| Molecular Weight | 320.38 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related Carbidopa Standards
- Carbidopa Impurity 32 (CAS CATO-C4X-231032)
- Carbidopa EP Impurity J (CAS 43197-33-7)
- Carbidopa EP Impurity I (CAS CATO-C4X-23109)
- rac-Carbidopa EP Impurity I (CAS 1246819-09-9)
- Carbidopa Hydantoic Acid (CAS 28861-00-9)
- Carbidopa impurity 41 (CAS CATO-C4X-231041)
- Carbidopa Impurity 14 (CAS CATO-C4X-231014)
- Carbidopa Impurity 18 (CAS CATO-C4X-231018)
Recommended Standards
- Upadacitinib Impurity 59 (CAS 2411540-28-6)
- Ketotifen Impurity 15 (CAS CATO-C4X-204615)
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- Nilotinib Hydrochloride Monohydrate EP Impurity A (CAS 641571-11-1)
- Bumetanide Impurity 8 (CAS 25317-76-4)
- 4-Ethyl-N-(quinolin-2-ylmethylene)aniline (CAS 88346-80-9)
- 2-(chloromethyl)-5-propyl-1,3,4-thiadiazole (CAS 1423029-15-5)
- 2-[2-(propan-2-yl)phenoxy]acetonitrile (CAS 71432-53-6)
- methyl 2-(dichloromethyl)-4,5-dihydro-1,3-thiazole-4-carboxylate (CAS 321371-28-2)
- 59880-97-6 Chemotactic peptide F-Met-Leu-Phe L-Phenylalanine, N-(N-(N-formyl-L-methionyl)-L-leucyl)- N-Formyl-L-methionyl-L-leucyl-L-phenylalanine N-Formyl-Met-Leu-Phe N-Formylmethionine leucyl-phenylalanine fMLF fMLP (misnomer but widely used) (CAS 59880-97-6)
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