2,2'-(1,3,5,7-Tetraoxo-5,7-dihydropyrrolo[3,4-f]isoindole-2,6(1H,3H)-diyl)dibenzoic acid CAS 37881-74-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 37881-74-6 |
| Molecular Formula | C24H12N2O8 |
| Molecular Weight | 456.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,2'-(1,3,5,7-Tetraoxo-5,7-dihydropyrrolo[3,4-f]isoindole-2,6(1H,3H)-diyl)dibenzoic acid (CAS 37881-74-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C24H12N2O8. Molecular weight: 456.36 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C24H12N2O8 |
| Molecular Weight | 456.36 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) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 2 |
Related Tetraoxo Standards
- 4,4'-(1,3,6,8-Tetraoxo-1,3,6,8-tetrahydrobenzo[lmn][3,8]phenanthroline-2,7-diyl)dibenzonitrile (CAS 131032-66-1)
- 4,4'-(1,3,6,8-Tetraoxo-1,3,6,8-tetrahydrobenzo[lmn][3,8]phenanthroline-2,7-diyl)dibenzoic acid (CAS 49546-06-7)
- 4,7,14,17-Tetraoxo-3,6,15,18-tetraazaicosanedioic acid (CAS 143673-93-2)
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Recommended Standards
- 2-(4-Bromophenyl)-5-(2-butoxybenzylidene)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 769142-98-5)
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- 17-Hydroxy-21-iodopregn-4-ene-3,20-dione (CAS 4470-79-5)
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