4,6-Dimethylbenzene-1,3-disulfonyl dichloride CAS 7338-26-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 7338-26-3 |
| Molecular Formula | C8H8Cl2O4S2 |
| Molecular Weight | 303.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,6-Dimethylbenzene-1,3-disulfonyl dichloride (CAS 7338-26-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H8Cl2O4S2. Molecular weight: 303.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H8Cl2O4S2 |
| Molecular Weight | 303.18 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| 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.) | 1959 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Dimethylbenzene Standards
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- 2,5-Dimethylbenzene-1-sulfonohydrazide (CAS 38045-54-4)
Recommended Standards
- 3-(Benzyloxy)-5-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)isothiazole (CAS 669694-71-7)
- 4-Amino-2',3',4',5',6'-pentafluoro[1,1'-biphenyl]-3-carboxylic acid (CAS 893738-47-1)
- 2-Phenoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole (CAS 2096337-60-7)
- copper sulfide (CAS 1317-40-4)
- (S)-Methyl 2-amino-2,4-dimethylpentanoate hydrochloride (CAS 873924-30-2)
- Methyl 2-chloro-2-(2,4-dichlorophenyl)acetate (CAS 225225-69-4)
- Relugoli Impurity 142 (CAS CATO-C4X-2429142)
- Tert-butyl 2-(4-methoxyphenyl)-4-oxo-1,3,8-triazaspiro[4.5]Dec-2-ene-8-carboxylate (CAS 1774897-34-5)
- 2-(4-Chloro-5-methyl-1H-pyrazol-1-yl)acetamide (CAS 1172368-04-5)
- Tau Peptide (295-309) trifluoroacetate salt (CAS 330456-46-7)
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