4-Hydroxybenzene-1,3-disulfonic acid CAS 96-77-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 96-77-5 |
| Molecular Formula | C6H6O7S2 |
| Molecular Weight | 254.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Hydroxybenzene-1,3-disulfonic acid (CAS 96-77-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H6O7S2. Molecular weight: 254.24 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H6O7S2 |
| Molecular Weight | 254.24 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 2 |
Related Hydroxybenzene Standards
- 3-Hydroxybenzene-1,2-disulfonamide (CAS 1243286-48-7)
- 2-Hydroxybenzene-1,3-disulfonamide (CAS 1243476-10-9)
- 4-Hydroxybenzene-1,3-disulfonamide (CAS 876487-13-7)
- 5-Acetyl-2-hydroxybenzene-1-sulfonyl chloride (CAS 66264-54-8)
- 2-{2-[(3-hydroxybenzene)amido]-1,3-thiazol-4-yl}acetic acid (CAS 926207-29-6)
- 5-Hydroxybenzene-1,2,3-tricarboxylic acid (CAS 6274-40-4)
- 5-Hydroxybenzene-1,2,4-tricarboxylic acid (CAS 4961-03-9)
- 3-Acetyl-4-hydroxybenzene-1-sulfonamide (CAS 136081-47-5)
Recommended Standards
- 4-Hydroxy-7-(p-tolyl)isobenzofuran-1,3-dione (CAS 84207-12-5)
- 4-Oxo-8-(1H-pyrrol-1-yl)-1,4-dihydroquinoline-3-carboxylic acid (CAS 89353-47-9)
- 4-Formylphenyl 4-formylbenzoate (CAS 219595-78-5)
- Methyl 2-(4-piperidinylmethoxy)benzoatehydrochloride (CAS 614730-47-1)
- 2-(Trifluoromethyl)thiazole-5-carboxylic Acid (CAS 1286734-84-6)
- 9H-Fluoren-9-ylmethyl N-[(1S)-2-(tert-butoxy)-1-[methoxy(methyl)carbamoyl]ethyl]carbamate (CAS 439685-19-5)
- (4-(Furan-2-carbonyl)piperazin-1-yl)(4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)methanone (CAS 380424-66-8)
- 2-Amino-2-(pyridin-4-yl)propan-1-ol (CAS 1179505-80-6)
- 5,5'-(Furan-2-ylmethylene)bis(2-methylfuran) (CAS 59212-78-1)
- Peptide 46 (H-4054.0500) (CAS 192122-40-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com