Cefdinir CP Impurity A CAS 1450758-21-0
Purity >95.42%In StockPharmacopoeial Impurity Standards
| CAS No. | 1450758-21-0 |
| Molecular Formula | C5H6N4O2S |
| Molecular Weight | 186.19 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Cefdinir CP Impurity A (CAS 1450758-21-0) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C5H6N4O2S. Molecular weight: 186.19 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H6N4O2S |
| Molecular Weight | 186.19 g/mol |
| Purity | >95.42% |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Cefdinir Standards
- Cefdinir Impurity 52 (CAS 66338-96-3)
- Cefdinir Impurity 34 (CAS 73150-67-1)
- Cefdinir Impurity 38 (CAS 37155-50-3)
- Cefdinir CP Impurity C (CAS 79349-82-9)
- Cefdinir Impurity 37 (CAS CATO-C4X-121037)
- Cefdinir Impurity 74 (CAS CATO-C4X-121074)
- Cefdinir USP Impurity A (CAS 178949-03-6)
- Cefdinir Impurity 53 (CAS 178422-40-7)
Recommended Standards
- Vonoprazan Impurity 51 (CAS 1240949-51-2)
- Meloxicam Impurity 10 (CAS CATO-C4X-169010)
- Vonoprazan Fumarate Impurity 50 (CAS CATO-C4X-102050)
- Nintedanib Impurity 97 (CAS 637-98-9)
- Mefatinib Impurity 9 (CAS CATO-C4X-29929)
- 2-(6-Phenylpyridazin-3-yl)hydrazinecarbothioamide (CAS 88490-36-2)
- 2-[(4R)-4,5-Dihydro-4-phenyl-2-oxazolyl]-6-(phenylmethyl)pyridine (CAS 2227390-60-3)
- Sodium 1-(1,1-dioxothiolan-3-yl)pyrazolo[3,4-d]pyrimidin-4-olate (CAS 1281549-33-4)
- N-(3-bromo-2,6-dimethoxybenzoyl)-N'-(2,3,4,5,6-pentafluorophenyl)urea (CAS 222540-13-8)
- Endo-Gly29-Tirzepatide (CAS CATO-CPTD788685)
Why CATO?
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