2,5-Dichloro-4-hydroxybenzene-1-sulfonyl chloride CAS 71292-90-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 71292-90-5 |
| Molecular Formula | C6H3Cl3O3S |
| Molecular Weight | 261.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,5-Dichloro-4-hydroxybenzene-1-sulfonyl chloride (CAS 71292-90-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H3Cl3O3S. Molecular weight: 261.51 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H3Cl3O3S |
| Molecular Weight | 261.51 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Dichloro Standards
- 2,4-Dichloro-6-hydroxybenzene-1-sulfonyl chloride (CAS 95087-77-7)
- 2,4-Dichloro-6-(6-chloro-2-pyridyl)-1,3,5-triazine (CAS 1446507-39-6)
- 2,4-Dichloro-6-(difluoromethoxy)benzyl chloride (CAS 1803714-26-2)
- 3,5-Dichloro-4-(difluoromethoxy)benzyl chloride (CAS 1803714-32-0)
- 2,4-Dichloro-5-(difluoromethoxy)benzyl chloride (CAS 1803790-20-6)
- 3,4-Dichloro-5-(difluoromethoxy)benzyl chloride (CAS 1803790-23-9)
- 4,5-Dichloro-2-(difluoromethoxy)benzyl chloride (CAS 1803790-27-3)
- 2,3-Dichloro-5-(difluoromethoxy)benzyl chloride (CAS 1803790-30-8)
Recommended Standards
- 3-(bromomethyl)-5-chloro-1-methyl-pyrazolo[4,3-d]pyrimidine (CAS 2841678-71-3)
- 2,4,6-Trichloro-5-(methylsulfonyl)pyrimidine (CAS 69293-47-6)
- 3-bromo-7-chloro-1,5-dimethyl-1H-pyrazolo[4,3-d]pyrimidine (CAS 2095312-39-1)
- Trans-tetrahydrofuran-2,5-dicarboxylic acid (CAS 2044-00-0)
- 3-Fluoro-6,7-dihydro-4H-pyrazolo[5,1-c][1,4]oxazine (CAS 2379241-96-8)
- 4-(Aminomethyl)-5-(difluoromethyl)-3-(trifluoromethyl)pyridin-2-amine (CAS 1805228-63-0)
- (3-Bromo-5-chloro-2-fluorophenyl)(methyl)sulfane (CAS 2169642-90-2)
- N'-Methylpyrimidine-2-carbohydrazide (CAS 1227873-09-7)
- N-(4-chloro-2-methylphenyl)-2-(1H-1,2,4-triazol-1-yl)acetamide (CAS 478047-28-8)
- Peptide 442 (CAS CATO-CPTD788442)
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