Fluorescent brightener er-iii CAS 79026-03-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 79026-03-2 |
| Molecular Formula | C24H16N2 |
| Molecular Weight | 332.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Fluorescent brightener er-iii (CAS 79026-03-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C24H16N2. Molecular weight: 332.40 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C24H16N2 |
| Molecular Weight | 332.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 2 |
Related Fluorescent Standards
- Fluorescent Brightener 367 (CAS 5089-22-5)
- FLuorescent brightener 135 (CAS 17233-65-7)
- Fluorescent brightener 378 (CAS 164908-53-6)
- Fluorescent Brightener KS-N (CAS 5242-49-9)
- Fluorescent Brightener 184 (CAS 7128-64-5)
- Fluorescent Brightener 351 (CAS 38775-22-3)
- Fluorescent Red Mega 485 NHS-ester (CAS 890317-36-9)
- Fluorescent DOTAP (CAS 1010076-97-7)
Recommended Standards
- Ethyl 2,2-di(1H-indol-3-yl)propanoate (CAS 70837-47-7)
- Furan-2-yl(2-methyl-4-(phenylamino)-3,4-dihydroquinolin-1(2h)-yl)methanone (CAS 301655-67-4)
- 9H-1,9'-Bicarbazole (CAS 27825-35-0)
- 5-Iodo-2-methylisoindoline-1,3-dione (CAS 6136-54-5)
- 2-((4-Methylcyclohexyl)amino)propane-1,3-diol (CAS 1487374-83-3)
- 2-Amino-N-(4-bromobenzyl)acetamide (CAS 1249577-42-1)
- Methyl 4-[(4-piperidinylmethoxy)methyl]benzoatehydrochloride (CAS 1220020-28-9)
- 4-((6-Methylbenzo[d]thiazol-2-yl)amino)-4-oxobutanoic acid (CAS 261505-37-7)
- 3-Cyano-2-fluoro-4-methoxybenzoic acid (CAS 840481-53-0)
- Semaglutide Impurity 144 (CAS 394210-59-4)
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