4,4'-(Benzo[c][1,2,5]selenadiazole-4,7-diyl)dibenzoicacid CAS 1862239-04-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1862239-04-0 |
| Molecular Formula | C20H12N2O4Se |
| Molecular Weight | 423.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-(Benzo[c][1,2,5]selenadiazole-4,7-diyl)dibenzoicacid (CAS 1862239-04-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H12N2O4Se. Molecular weight: 423.28 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H12N2O4Se |
| Molecular Weight | 423.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 3-(Benzyloxy)-5-nitrobenzenesulfonyl chloride (CAS 1393546-64-9)
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- Sodium 2-((3-((4-amino-9,10-dioxo-3-sulfonato-9,10-dihydroanthracen-1-yl)amino)-4-methoxyphenyl)sulfonyl)ethyl sulfate (CAS 93904-41-7)
- Methyl 3-(2,6-dimethylpiperidin-1-yl)propanoate (CAS 130275-56-8)
- 2-Ethoxy-4,6-difluoropyrimidine (CAS 166524-65-8)
- Insulin Degludec Impurity 27 (CAS CATO-C4X-215727)
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