Ampicillin impurity 65 CAS 55675-51-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 55675-51-9 |
| Molecular Formula | C16H16N2O5S |
| Molecular Weight | 348.37 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Ampicillin impurity 65 (CAS 55675-51-9) pharmacopoeial impurity standards reference standard. Molecular formula: C16H16N2O5S. Molecular weight: 348.37 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C16H16N2O5S |
| Molecular Weight | 348.37 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ampicillin Standards
- Ampicillin Impurity 77 (CAS CATO-C4X-144377)
- Ampicillin Impurity 46 (CAS CATO-C4X-144346)
- Ampicillin Impurity 100 (CAS CATO-C4X-1443100)
- Ampicillin EP Impurity C(Isomeric mixture 2) (CAS CATO-C4X-144318)
- Ampicillin EP Impurity B (CAS 19379-33-0)
- Ampicillin EP Impurity C(Isomeric mixture1) (CAS CATO-C4X-14433)
- Ampicillin Trihydrate EP Impurity N (CAS CATO-C4X-144353)
- Ampicillin Impurity 98 (CAS 49841-96-5)
Recommended Standards
- Q46947FE7K 198153-51-4 Pegylated Interfeaon alfa-2A PEG-IFN alfa-2A PEG-Interferon alfa-2A UNII-Q46947FE7K Pegasys Peginterferon alfa-2a Ro 25-8310/000 Peginterferon Alfa-2a [USAN:INN:BAN] Pegylated-interferon alfa 2a Interferon alphaA (human leukocyte), mono(N2,N6-dicarboxy-L-lysyl)deriv., diester with alpha-methyl-omega-hydroxypoly(oxy-1,2-ethanediyl Interferon alphaA (human leukocyte), mono(N(sup 2),N(sup 6)-dicarboxyl-L-lysyl) derivative, diester with alpha-methyl-omega-hydroxypoly(oxy-1,2-ethanediyl) Interferon alphaA (human leukocyte), mono(N(sup 2),N(sup 6)-dicarboxyl-L-lysyl) derivative, diester with polyethylene glycol monomethyl ether HSDB 8140 (CAS 198153-51-4)
- OC000459 (CAS 851723-84-7)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com