4,5,6,7-Tetraphenylisobenzofuran-1,3(3aH,7aH)-dione CAS 6971-41-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6971-41-1 |
| Molecular Formula | C32H22O3 |
| Molecular Weight | 454.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5,6,7-Tetraphenylisobenzofuran-1,3(3aH,7aH)-dione (CAS 6971-41-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C32H22O3. Molecular weight: 454.52 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C32H22O3 |
| Molecular Weight | 454.52 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Tetraphenylisobenzofuran Standards
Recommended Standards
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- (2S,3S,4R)-2,3,4,5-Tetrahydroxypentanoic acid (CAS 28223-40-7)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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