Cefixime Impurity 113 CAS 119608-72-9
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 119608-72-9 |
| Molecular Formula | C42H37N2O5PS |
| Molecular Weight | 712.79 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Cefixime Impurity 113 (CAS 119608-72-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C42H37N2O5PS. Molecular weight: 712.79 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C42H37N2O5PS |
| Molecular Weight | 712.79 g/mol |
| Purity | ≥95% |
| Storage | Store in a cool place (≤25°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) | 25.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Cefixime Standards
- Cefixime Impurity 67 (CAS CATO-C4X-113967)
- Cefixime Impurity 32 (CAS CATO-C4X-113932)
- Cefixime Impurity 33 (CAS CATO-C4X-113933)
- Cefixime Impurity 63 (CAS CATO-C4X-113963)
- Cefixime Impurity 110 (CAS CATO-C4X-1139110)
- Cefixime Impurity 18 (CAS CATO-C4X-113918)
- Cefixime Impurity 30 (CAS CATO-C4X-113930)
- Cefixime Impurity 102 (CAS CATO-C4X-1139102)
Recommended Standards
- (3aS,8aS)-2,2-Dimethyl-4,4,8,8-tetra(naphthalen-2-yl)tetrahydro-[1,3]dioxolo[4,5-e][1,3,2]dioxaphosphepine 6-oxide (CAS 2166566-65-8)
- Amoxicillin Dimer (CAS CATO-C4X-114856)
- Boehmenan (CAS 57296-22-7)
- Cephalosporin Impurity 3 (CAS 1269661-24-6)
- Esomeprazole Impurity 119 (CAS CATO-C4X-1112119)
- Acalabrutinib Impurity 17 (CAS CATO-C4X-305517)
- Methyl 6-O-(α-D-mannopyranosyl)-α-D-mannopyranoside (CAS 78962-39-7)
- Acid chrome blue K (CAS 3270-25-5)
- 4-Chloro-3-(difluoromethyl)-2-fluoropyridine (CAS 1804703-92-1)
- Glucagon Monohydrochloride (CAS 28270-04-4)
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