5-methanesulfonyl-2-methoxybenzene-1-sulfonyl chloride CAS 885052-33-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 885052-33-5 |
| Molecular Formula | C8H9ClO5S2 |
| Molecular Weight | 284.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-methanesulfonyl-2-methoxybenzene-1-sulfonyl chloride (CAS 885052-33-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H9ClO5S2. Molecular weight: 284.74 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H9ClO5S2 |
| Molecular Weight | 284.74 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 |
| 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.) | 1987 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
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Recommended Standards
- 5-Chloro-3-methyl-1-(1-naphthalenylmethyl)-1H-pyrazole-4-carboxaldehyde (CAS 956714-19-5)
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- 5-(2-Chlorophenyl)-3-(4-methoxyphenyl)-1H-pyrazole (CAS 32664-23-6)
- 3-Phenyl-5-(thiophen-2-yl)-4-(p-tolyl)-4H-1,2,4-triazole (CAS 332910-41-5)
- 3-Fluoro-N,N-dimethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine (CAS 1550370-68-7)
- 8-Ethylchroman-4-amine (CAS 767610-47-9)
- 1-(3,4-Difluorophenyl)-2-phenylethanone (CAS 181697-30-3)
- (R)-3-Amino-3-cyclopropylpropan-1-ol hydrochloride (CAS 2287239-18-1)
- 1-(4-Fluorophenyl)cyclopropanamine Hydrochloride (CAS 1134524-25-6)
- Fibrinogen-Binding Peptide (CAS 137235-80-4)
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