Cefdinir Impurity 87 CAS 137054-46-7
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 137054-46-7 |
| Molecular Formula | C23H21ClO6 |
| Molecular Weight | 428.86 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Cefdinir Impurity 87 (CAS 137054-46-7) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H21ClO6. Molecular weight: 428.86 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C23H21ClO6 |
| Molecular Weight | 428.86 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | ≥95% |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Cl-containing |
Related Cefdinir Standards
- Cefdinir Impurity 2 (CAS 128438-01-7)
- Cefdinir Impurity 28 (CAS CATO-C4X-121028)
- Cefdinir Impurity 32 (CAS CATO-C4X-121032)
- Cefdinir Impurity 30 (CAS CATO-C4X-121030)
- Cefdinir CP Impurity S (CAS 127770-93-8)
- Cefdinir Impurity C84 (CAS 178422-45-2)
- Cefdinir CP Impurity P&Q (CAS CATO-C4X-121010)
- Cefdinir USP Related Compound A (CAS 178422-42-9)
Recommended Standards
- N-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazine-1-carbothioyl}benzamide (CAS 260442-21-5)
- 4-(3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-2-(3,4-dimethylphenyl)phthalazin-1(2H)-one (CAS 478045-66-8)
- N-(5-Chloro-3-(phenylsulfonyl)-1H-indol-2-yl)-3-fluorobenzamide (CAS 918493-49-9)
- Dalilesen Impurity 44 (CAS CATO-C4X-301044)
- Loratadine Impurity 18 (CAS 31255-57-9)
- (1-Benzylindol-5-yl)boronic acid (CAS 2346512-57-8)
- 1-(2-Chloropyrimidin-4-yl)azetidin-3-ol (CAS 1201657-26-2)
- 3,4-Difluoro-N-(3-methylcyclopentyl)aniline (CAS 1342518-37-9)
- (3,4-difluorophenyl)(1H-1,2,3,4-tetrazol-5-yl)methanamine hydrochloride (CAS 1461715-05-8)
- Thymopoietin II Peptide Fragment (CAS 56795-64-3)
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 13829788188 / jacky.chen@cato-chem.com