4-(Methylsulfonyl)thiophene-2-sulfonyl chloride CAS 1620572-54-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1620572-54-4 |
| Molecular Formula | C5H5ClO4S3 |
| Molecular Weight | 260.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Methylsulfonyl)thiophene-2-sulfonyl chloride (CAS 1620572-54-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H5ClO4S3. Molecular weight: 260.74 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H5ClO4S3 |
| Molecular Weight | 260.74 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, 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 3 |
Related Methylsulfonyl Standards
- 1-(Methylsulfonyl)-2-(piperidin-4-yl)azepane (CAS 1311314-44-9)
- 3-(Methylsulfonyl)benzophenone (CAS 21205-05-0)
- 4'-(Methylsulfonyl)-[1,1'-biphenyl]-4-carbaldehyde (CAS 640769-68-2)
- 4-(Methylsulfonyl)benzophenone (CAS 21205-06-1)
- [2-(Methylsulfonyl)ethyl]carbamic Acid-13C2,15N Benzyl Ester (CAS 1215476-69-9)
- Ethyl 5-(1-(methylsulfonyl)cyclopropyl)-1,3,4-oxadiazole-2-carboxylate (CAS 2773478-13-8)
- (3-(4-(Methylsulfonyl)tetrahydro-2H-pyran-4-yl)-1,2,4-oxadiazol-5-yl)methanamine (CAS 1707746-86-8)
- 6-(4-(Methylsulfonyl)phenyl)nicotinaldehyde (CAS 834884-68-3)
Recommended Standards
- 4-Chloro-6-(p-tolyl)thieno[2,3-d]pyrimidine (CAS 1610772-26-3)
- 4-Tosylbutanoyl chloride (CAS 1706460-77-6)
- 1-(4-Chlorobenzenesulfonyl)piperazine (CAS 16017-53-1)
- (S)-2-(Boc-amino)-3-cyclopropylpropanoic Acid (CAS 89483-06-7)
- 5-Bromo-2-[(2-fluorobenzyl)oxy]benzoyl chloride (CAS 1160260-02-5)
- 1-(5-Bromo-2-fluorophenyl)cyclopropanamine (CAS 1248503-74-3)
- methyl 2-[2-oxo-3-(propan-2-yl)-1,3-oxazinan-6-yl]acetate (CAS 2114233-81-5)
- Tert-butyl 6-cyclopropyl-1,3-dihydro-2H-pyrrolo[3,4-c]pyridine-2-carboxylate (CAS 2387597-63-7)
- Methyl 3-acetylthiophene-2-carboxylate (CAS 88105-18-4)
- Tirzepatide Impurity 25 X TFA Salt (CAS CATO-C4X-324025)
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