Cephalexin Sodium Salt CAS 38932-40-0
| CAS No. | 38932-40-0 |
| Molecular Formula | C16H16N3O4S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Cephalexin Sodium Salt.
Cephalexin Sodium Salt (CAS 38932-40-0) is a high-purity analytical reference standard with the molecular formula C16H16N3O4SNa and a molecular weight of 369.37 g/mol.
Structurally, Cephalexin Sodium Salt (C16H16N3O4SNa) 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 10.5, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 369.37 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Cephalexin Sodium Salt 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 | C16H16N3O4S Na |
| Molecular Weight | 369.37 g/mol |
| 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) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Cephalexin Standards
- Cephalexin Impurity 18 (CAS 1260607-12-2)
- Cephalexin Impurity 13 (CAS 1323247-65-9)
- Cephalexin Impurity 28 (CAS 142975-48-2)
- Cephalexin-d5 (CAS 2101505-56-8)
- Cephalexin Impurity 18 (CAS 34632-04-7)
- Cephalexin Impurity 15 (CAS 36114-06-4)
- Cephalexin Related Compound (CAS 37050-97-8)
- Cephalexin Impurity 42 (CAS 52210-38-5)
Recommended Standards
- 5-Bromo-2-(hydroxymethyl)benzo[b]thiophene (CAS 13771-72-7)
- (R)-1-Phenylpentan-1-amine (CAS 105370-59-0)
- 3,5,6-Trimethyl-1-phenyl-1H-pyrrolo[2,3-d]pyrimidine-2,4(3H,7H)-dione (CAS 40678-91-9)
- 5-Methyl-2-(piperidin-4-yl)-1H-benzo[d]imidazole dihydrochloride 1054552-13-4 (CAS 1054552-13-4)
- (1S)-1-cyclopropylpropan-1-ol (CAS 1567978-45-3)
- Ethyl 2-(Quinolin-2-yl)acetate (CAS 5100-57-2)
- 3-(4-Bromophenyl)-5-((dimethylamino)methylene)thiazolidin-4-one 1,1-dioxide (CAS 338753-45-0)
- Ibrutinib Impurity 52 (CAS 50717-82-3)
- 1-Bromo-2-fluoro-3-methyl-5-(trifluoromethyl)benzene (CAS 2167794-49-0)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com