3-Tosyl-2,5-dihydrothiophene 1,1-dioxide CAS 69451-79-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 69451-79-2 |
| Molecular Formula | C11H12O4S2 |
| Molecular Weight | 272.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Tosyl-2,5-dihydrothiophene 1,1-dioxide (CAS 69451-79-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H12O4S2. Molecular weight: 272.34 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H12O4S2 |
| Molecular Weight | 272.34 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Sulfur Atoms | 2 |
Related Tosyl Standards
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Recommended Standards
- 3-Benzyl-8-methyl-1,3-diazaspiro[4.5]decane-2,4-dione (CAS 849195-77-3)
- 4-(2-Ethylbutanoyl)-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one (CAS 403842-67-1)
- 3-Amino-3-(1-Boc-4-piperidyl)propanoic Acid (CAS 372144-02-0)
- 2-Acetonitrilthiophene-5-carboxylic Acid ethyl ester (CAS 212508-31-1)
- 2-(Difluoromethyl)-3,4-dimethoxy-6-hydroxypyridine (CAS 1804452-34-3)
- 4-Bromo-N-((4-methylthiazol-5-yl)methyl)aniline (CAS 1490830-69-7)
- N-(3-Bromophenyl)-1,1,1-trifluoro-N-((trifluoromethyl)sulfonyl)methanesulfonamide (CAS 1263377-36-1)
- tert-butyl 3-methylenecyclobutanecarboxylate (CAS 122699-51-8)
- N,N'-Bis(2-pyridyl)oxalamide (CAS 20172-97-8)
- Antifreeze Polypeptide 6 (winter flounder) trifluoroacetate salt (CAS 122604-16-4)
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