Sodium 4-formylbenzene-1,3-disulfonate CAS 33513-44-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33513-44-9 |
| Molecular Formula | C7H4O7S2 2*Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Sodium 4-formylbenzene-1,3-disulfonate (CAS 33513-44-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4O7S2 2*Na. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4O7S2 2*Na |
| Molecular Weight | 287.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Sulfur Atoms | 2 |
Related Sodium Standards
- 112652-88-7 3-Formylbenzene-1,2-disulfonic acid DTXSID10593453 (CAS 112652-88-7)
- 207291-88-1 4-Formylbenzene-1,3-disulfonic acid disodium salt hydrate Benzaldehyde 2,4-disulfonic acid disodium salt MFCD00150711 Sodium 4-formylbenzene-1,3-disulfonate (CAS 207291-88-1)
- 2-Formylbenzene-1-sulfonyl chloride (CAS 21639-41-8)
- 2-Formylbenzene-1,4-disulphonic acid, disodium salt (CAS 51818-11-2)
- 3-Formylbenzene-1-sulfonyl chloride (CAS 53460-88-1)
- 5-Formylbenzene-1,2,3-triyl triacetate (CAS 71932-18-8)
- 2-Formylbenzene-1,4-disulfonic acid (CAS 730912-46-6)
- 4-Formylbenzene-1,3-disulfonic acid (CAS 88-39-1)
Recommended Standards
- 4-[4-(Benzyloxy)phenyl]-2-thiophenecarbaldehyde (CAS 893739-31-6)
- 3-Methyl-2-(perfluoropropyl)-1H-indole (CAS 1030606-42-8)
- 4-bromo-3-(trifluoromethoxy)benzoic acid (CAS 1008769-87-6)
- 1-(4-Isopropylphenyl)butan-1-amine hydrochloride (CAS 92111-11-0)
- 3-(1-(6-Chloropyridin-3-yl)cyclobutyl)-5-(pyridin-3-yl)-1,2,4-oxadiazole (CAS 1369513-94-9)
- 1,2,3,7-Tetrahydro-s-indacen-4-amine (CAS 2260974-54-5)
- Insulin Degludec Impurity 2 (CAS CATO-C4X-21572)
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