Rosabulin CAS 501948-05-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 501948-05-6 |
| Molecular Formula | C22H16N4O2S |
| Molecular Weight | 400.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Rosabulin (CAS 501948-05-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H16N4O2S. Molecular weight: 400.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H16N4O2S |
| Molecular Weight | 400.45 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Recommended Standards
- N-(3,4-Dimethoxyphenyl)-2-((4-ethyl-5-(pyrazin-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 585559-44-0)
- Penicillin Impurity 42 (CAS CATO-C4X-189942)
- N-(2-Cyano-4,5-dimethoxyphenyl)-4-(furan-2-carbonyl)piperazine-1-carbothioamide (CAS 67817-56-5)
- (Cyclopropylamino)(1H-indol-3-yl)acetic acid (CAS 1214684-07-7)
- 2,5-Di-4-pyridinylbenzoic acid (CAS 1214384-28-7)
- 2,4-Dimethyl-3-(2,4-dimethylphenyl)propiophenone (CAS 898794-05-3)
- (2-Methyl-5-oxo-3-phenyl-4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrimidin-6-yl)acetic acid (CAS 1017791-36-4)
- Tert-butyl3-(chloromethyl)-6,7-dihydro-4h-triazolo[1,5-a]pyrazine-5-carboxylate (CAS 1305336-27-9)
- 6-Cyclopropylpyrimidin-4-amine (CAS 7043-08-5)
- Galanin Message Associated Peptide (1-41) amide trifluoroacetate salt (CAS 132699-74-2)
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