Reactive Blue 21 CAS 12236-86-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 12236-86-1 |
| Molecular Formula | C40H25N9O14S5 Cu |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Reactive Blue 21 (CAS 12236-86-1) pharmaceutical standards reference standard. Molecular formula: C40H25N9O14S5 Cu. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C40H25N9O14S5 Cu |
| Molecular Weight | 1079.54 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) | 33.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Nitrogen Atoms | 9 |
| Sulfur Atoms | 5 |
Related Reactive Standards
- Reactive Orange 14 (CAS 12225-86-4)
- Reactive Orange 16 (CAS 12225-88-6)
- Reactive Red 11 (CAS 12226-08-3)
- Reactive Violet 5 (CAS 12226-38-9)
- Reactive Blue 2 (CAS 12236-82-7)
- C-Reactive Protein (CRP) (201-206) H-Lys-Pro-Gln-Leu-Trp-Pro-OH (CAS 130348-99-1)
- Reactive blue 4 (CAS 13324-20-4)
- C-Reactive Protein (CRP) (174-185) (CAS 147516-85-6)
Recommended Standards
- (2-(tert-Butyl)pyrimidin-4-yl)methanamine (CAS 944901-97-7)
- 4-(5-([1,1'-Biphenyl]-4-yl)oxazol-2-yl)-N,N-dimethylaniline (CAS 54638-78-7)
- 3-(4-Fluorophenyl)-5-(trifluoromethyl)picolinic acid (CAS 1214364-30-3)
- 2-(4-Amino-1H-pyrazol-1-yl)-1-morpholinoethanone (CAS 1152914-16-3)
- 6-Nitropyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 80772-97-0)
- 3-Methanesulfonylpiperidine (CAS 290328-56-2)
- Cholecystokinin Octapeptide free acid (desulfated) (H-2075.0001) (CAS 103974-46-5)
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