4-hydroxybenzene-1-sulfonic acid dihydrate CAS 2060026-75-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2060026-75-5 |
| Molecular Formula | C6H6O4S 2*H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-hydroxybenzene-1-sulfonic acid dihydrate (CAS 2060026-75-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H6O4S 2*H2O. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H6O4S 2*H2O |
| Molecular Weight | 192.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1997 |
| Sulfur Atoms | 1 |
Related hydroxybenzene Standards
- 3-Hydroxybenzene-1,2-disulfonamide (CAS 1243286-48-7)
- 2-Hydroxybenzene-1,3-disulfonamide (CAS 1243476-10-9)
- 3-Acetyl-4-hydroxybenzene-1-sulfonamide (CAS 136081-47-5)
- 5-Hydroxybenzene-1,2,4-tricarboxylic acid (CAS 4961-03-9)
- 3-Hydroxybenzene-1-sulfonyl chloride (CAS 56157-93-8)
- 5-Hydroxybenzene-1,2,3-tricarboxylic acid (CAS 6274-40-4)
- 3-hydroxybenzene-1-carboximidamide hydrochloride (CAS 63502-89-6)
- 5-Acetyl-2-hydroxybenzene-1-sulfonyl chloride (CAS 66264-54-8)
Recommended Standards
- 3,7-dIethyl-3,6-nonadien-5-one (CAS 686778-04-1)
- 1-(3-Fluoro-4-methylphenyl)prop-2-en-1-amine (CAS 1270378-62-5)
- Methyl 6-Fluoro-3-iodo-2-methylbenzoate (CAS 1149379-04-3)
- 3-(Hydroxyamino)-3-imino-N-(2-methylphenyl)propanamide (CAS 561008-72-8)
- 2,3,4,9-Tetrahydro-1H-carbazole-1-carboxylic acid (CAS 42497-46-1)
- Triamcinolone Hexacetonide (CAS 5611-51-8)
- Eledoisin Related Peptide (CAS 2990-43-4)
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