Ceftriaxone Impurity 34 CAS 1637561-91-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1637561-91-1 |
| Molecular Formula | C17H16N8O7S3 |
| Molecular Weight | 540.55 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Ceftriaxone Impurity 34 (CAS 1637561-91-1) pharmacopoeial impurity standards reference standard. Molecular formula: C17H16N8O7S3. Molecular weight: 540.55 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C17H16N8O7S3 |
| Molecular Weight | 540.55 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 8 |
| Sulfur Atoms | 3 |
Related Ceftriaxone Standards
- Ceftriaxone EP Impurity A (CAS 92143-31-2)
- Ceftriaxone Impurity 11 (CAS CATO-C4X-116311)
- Δ3-Ceftriaxone Isomer Impurity (CAS CATO-C4X-116314)
- Ceftriaxone Impurity 22 (CAS CATO-C4X-116322)
- Ceftriaxone Impurity 40 (CAS CATO-C4X-116340)
- Ceftriaxone Impurity 44 (CAS CATO-C4X-116344)
- Ceftriaxone impurity 53 (CAS CATO-C4X-116353)
- Ceftriaxone (CAS 73384-59-5)
Recommended Standards
- Eravacycline impurity 34 (CAS CATO-C4X-293834)
- Fmoc-PEG3-C2-NHS ester (CAS 1352827-47-4)
- Eravacycline Impurity 12(TP-5799） (CAS CATO-C4X-293812)
- Efinaconazole Impurity 12 (CAS 133775-25-4)
- Ganciclovir impurity 23 (CAS CATO-C4X-102123)
- Methyl 3-(2-ethyl-6-oxo-4-(trifluoromethyl)-2H-pyrazolo[3,4-b]pyridin-7(6H)-yl)propanoate (CAS 1018164-34-5)
- 1-(Isopropylamino)-2-methyl-2-propanol (CAS 85771-09-1)
- 4-amino-2-(2-fluoroethyl)isoxazolidin-3-one (CAS 763923-70-2)
- 2-(3-(((tert-Butoxycarbonyl)(cyclopropyl)amino)methyl)pyrrolidin-1-yl)acetic acid (CAS 1353964-55-2)
- Palmitoyl Tripeptide-8 TFA salt (CAS 936544-53-5)
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