N-Nitroso Melphalan EP Impurity K CAS 55-18-5
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 55-18-5 |
| Molecular Formula | C4H10N2O |
| Molecular Weight | 102.14 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
N-Nitroso Melphalan EP Impurity K (CAS 55-18-5) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H10N2O. Molecular weight: 102.14 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H10N2O |
| Molecular Weight | 102.14 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Related N Standards
- N-Nitroso Revefenacin impurity 99 (CAS CATO-C4X-203199)
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- N-nitroso-methylethanolamine (CAS 26921-68-6)
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- 1-Nitroso-1H-Imidazole (CAS 1233340-45-8)
- 2-Methyl-1-nitroso-1H-imidazole (CAS CATO-C3D-26193)
- N-Nitroso-1,2,3,6-tetrahydropyridine (CAS 55556-92-8)
- N-Nitroso-N-methyl Acrylamide (CAS 1255641-10-1)
Recommended Standards
- Methotrexate Impurity 24 (CAS CATO-C4X-115424)
- H-Abu-NH2 (CAS 7324-11-0)
- Levetiracetam Impurity 34 (CAS 53726-14-0)
- Acipimox Impurity 9 (CAS 25594-37-0)
- Lenvatinib Impurity 26 (CAS 6228-73-5)
- 2-Chloro-4H-pyrimido[2,1-a]isoquinolin-4-one (CAS 42398-55-0)
- 1-(4-methanesulfinylphenyl)ethan-1-amine hydrochloride (CAS 1423034-69-8)
- Ethyl 6-amino-5-cyano-2-{[(3-cyano-6-methyl-5,6,7,8-tetrahydro-1,6-naphthyridin-2-yl)sulfanyl]methyl}-4-[2-(trifluoromethyl)phenyl]-4H-pyran-3-carboxylate (CAS 340817-61-0)
- Cyproterone Acetate EP Impurity H (CAS 2668-74-8)
- Semaglutide impurity 45 (CAS CATO-C4X-222645)
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