3,3',4,4'-Diphenylsulfonetetracarboxylic dianhydride CAS 2540-99-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2540-99-0 |
| Molecular Formula | C16H6O8S |
| Molecular Weight | 358.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,3',4,4'-Diphenylsulfonetetracarboxylic dianhydride (CAS 2540-99-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C16H6O8S. Molecular weight: 358.28 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C16H6O8S |
| Molecular Weight | 358.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 1 |
Recommended Standards
- 2-(4-Methylpiperidin-1-yl)-N-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetamide (CAS 1704120-84-2)
- 4-[(1R,4R)-4-(2-Methoxy-2-oxoethyl)cyclohexyl]phenylboronic Acid Pinacol Ester (CAS 701232-69-1)
- N-Methyl-N-(1-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperidin-4-yl)acetamide (CAS 1416775-97-7)
- (2S)-2-(Benzylsulfanyl)propanoic Acid (CAS 73711-90-7)
- 3-(3-Methyl-1h-pyrazol-1-yl)benzoic acid (CAS 100514-36-1)
- 6-Bromopyrrolo[1,2-d][1,2,4]triazin-4(3H)-one (CAS 75841-27-9)
- 2-(4-Methyl-6-oxo-1,6-dihydropyridin-3-yl)piperidine-1-carbaldehyde (CAS 1352491-17-8)
- 6,6'-([1,1'-Biphenyl]-4,4'-diyl)bis(2,4-diphenylnicotinonitrile) (CAS 102146-60-1)
- (1-(Thiophen-3-yl)-1H-pyrazol-4-yl)boronic acid (CAS 1974329-41-3)
- Insulin Degludec Impurity 1 (CAS 843666-26-2)
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