4-Formylbenzene-1,3-disulfonic acid CAS 88-39-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 88-39-1 |
| Molecular Formula | C7H6O7S2 |
| Molecular Weight | 266.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Formylbenzene-1,3-disulfonic acid (CAS 88-39-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H6O7S2. Molecular weight: 266.25 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H6O7S2 |
| Molecular Weight | 266.25 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 2 |
Related Formylbenzene Standards
- 112652-88-7 3-Formylbenzene-1,2-disulfonic acid DTXSID10593453 (CAS 112652-88-7)
- 2-Formylbenzene-1,4-disulfonic acid (CAS 730912-46-6)
- 5-Formylbenzene-1,2,3-triyl triacetate (CAS 71932-18-8)
- 2-Formylbenzene-1-sulfonyl chloride (CAS 21639-41-8)
- 3-Formylbenzene-1-sulfonyl chloride (CAS 53460-88-1)
- 4-Formylbenzene-1-sulfonyl fluoride (CAS 88654-54-0)
- 2-Formylbenzene-1,4-disulphonic acid, disodium salt (CAS 51818-11-2)
- Sodium 4-formylbenzene-1,3-disulfonate (CAS 33513-44-9)
Recommended Standards
- 4'-Ethynylthymidine (CAS 221272-62-4)
- 4-Nitro-3,5-diphenylisoxazole (CAS 53215-16-0)
- 4-Azido-N-ethyl-1,8-naphthalimide (CAS 912921-27-8)
- 1-((1H-Imidazol-4-yl)methyl)-4-(2-chlorophenyl)piperazine (CAS 58013-29-9)
- 5-[(4-Chlorophenyl)sulfanyl]-N-(2,4-difluorophenyl)-1,3-dimethyl-1H-pyrazole-4-carboxamide (CAS 158712-50-6)
- 2-(4-(Difluoromethyl)-6-iodo-5-methoxypyridin-3-yl)acetic acid (CAS 1805417-32-6)
- Apixaban Impurity 180 (CAS CATO-C4X-1088180)
- Methyl 3-bromo-5-cyano-4-iodobenzoate (CAS 1805184-03-5)
- 1-{3-[(3-Methylphenyl)methyl]-1,2,4-thiadiazol-5-yl}piperazine (CAS 1029718-77-1)
- Tirzepatide Impurity 61 (CAS CATO-C4X-324061)
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