Cefpodoxime acid 7S isomer CAS CATO-C4X-157967
| CAS No. | CATO-C4X-157967 |
| Molecular Formula | C15H17N5O6S2 |
| Molecular Weight | 427.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 427.46 g/mol gives Cefpodoxime acid 7S isomer distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Cefpodoxime acid 7S isomer (CAS CATO-C4X-157967), molecular formula C15H17N5O6S2 and molecular weight 427.46 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Cefpodoxime acid 7S isomer (C15H17N5O6S2) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 427.46 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures Cefpodoxime acid 7S isomer under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H17N5O6S2 |
| Molecular Weight | 427.46 g/mol |
| Purity | 97%+ |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 2 |
Related Cefpodoxime Standards
- Cefpodoxime sodium (CAS 82619-04-3)
- Cefpodoxime Proxetil EP Impurity A (CAS 80210-62-4)
- Cefpodoxime Proxetil Impurity 16 (CAS CATO-C4X-157916)
- Cefpodoxime Impurity 57 (CAS CATO-C4X-157957)
- Cefpodoxime-d3 Acid (CAS CATO-CCAD303848)
- Cefpodoxime Proxetil Impurity 37 (CAS CATO-C4X-157937)
- Cefpodoxime Proxetil Impurity 18 (CAS CATO-C4X-157918)
- Cefpodoxime Impurity 56 (CAS CATO-C4X-157956)
Recommended Standards
- Acetazolamide EP Impurity F (CAS 80495-47-2)
- N-[4-(2-Methoxyphenoxy)phenylsulfonyl]-DL-phenylalanine (CAS 1008961-78-1)
- 5-Methyl-4-(4-(morpholinosulfonyl)benzoyl)-2-phenyl-2,4-dihydro-3H-pyrazol-3-one (CAS 1021108-11-1)
- Cefepime Impurity 42 (CAS CATO-C4X-119342)
- 1-(1-phenyl-1H-imidazol-2-yl)ethan-1-ol (CAS 1508045-23-5)
- (2-Bromooxazol-5-yl)methanol (CAS 1092351-98-8)
- (3-Amino-4,6-dimethylthieno[2,3-b]pyridin-2-yl)(4-bromophenyl)methanone (CAS 295345-20-9)
- n-(3-Acetylphenyl)-4-fluorobenzenesulfonamide (CAS 338966-27-1)
- 6-Methoxy-3-indolecarboxylic Acid (CAS 90924-43-9)
- 4-(Trifluoromethyl)umbelliferyl oleate, 98% (CAS 352525-07-6)
- (S)-4,4-difluoro-5-oxopyrrolidine-2-carboxylic acid (CAS 1932456-62-6)
- 4-(4-Isopropoxycarbonyl)piperazino-1-bromobenzene (CAS 1226808-58-7)
- 2-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzonitrile (CAS 1220219-11-3)
- Akt/SKG Substrate Peptide (CAS 276680-69-4)
Why CATO?
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