Gramicidin CAS 4419-81-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4419-81-2 |
| Molecular Formula | C99H140N20O17 |
| Molecular Weight | 1882.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Gramicidin (CAS 4419-81-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C99H140N20O17. Molecular weight: 1882.29 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C99H140N20O17 |
| Molecular Weight | 1882.29 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) | 40.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 20 |
Related Gramicidin Standards
Recommended Standards
- 1,3,5,7,9,11,13,15-Octakis(((2-(cyclohex-3-en-1-yl)ethyl)dimethylsilyl)oxy)-2,4,6,8,10,12,14,16,17,18,19,20-dodecaoxa-1,3,5,7,9,11,13,15-octasilapentacyclo[9.5.1.13,9.15,15.17,13]icosane (CAS 136849-03-1)
- Teicoplanin A2-3 (CAS 91032-36-9)
- C5a Anaphylatoxin (37-53) (human) (CAS 706808-05-1)
- 4-Amino-2-(trifluoromethyl)-benzenesulfonamide (CAS 363-93-9)
- (4-Aminophenyl)(piperazin-1-yl)methanone (CAS 72141-42-5)
- 4-Methyl-4-(prop-2-yn-1-yloxy)pentan-2-ol (CAS 102764-92-1)
- Hexanedioic acid, polymer with 2-ethyl-1,3-hexanediol (CAS 53351-10-3)
- Methyl (5-amino-6-chloropyrimidin-4-yl)glycinate (CAS 1310221-68-1)
- (2-Hydroxy-4,6-bis(trifluoromethyl)phenyl)boronic acid (CAS 2557358-96-8)
- Peptide Impurity 28 (CAS 1350456-64-2)
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