3-(Chlorosulfonyl)thiophene-2-carboxylic acid CAS 741653-98-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 741653-98-5 |
| Molecular Formula | C5H3ClO4S2 |
| Molecular Weight | 226.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-(Chlorosulfonyl)thiophene-2-carboxylic acid (CAS 741653-98-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H3ClO4S2. Molecular weight: 226.66 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C5H3ClO4S2 |
| Molecular Weight | 226.66 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 |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Chlorosulfonyl Standards
- 5-(Chlorosulfonyl)thiophene-2-carboxylic acid (CAS 10216-12-3)
- 4-(Chlorosulfonyl)thiophene-3-carboxylic acid (CAS 1375472-54-0)
- 4-(Chlorosulfonyl)thiophene-2-carboxylic acid (CAS 79279-54-2)
- 5-(Chlorosulfonyl)thiophene-3-carboxylic acid (CAS 875163-07-8)
- 4-(Chlorosulfonyl)benzoic acid (CAS 10130-89-9)
- 3-[(chlorosulfonyl)(2-methoxyethyl)amino]propanenitrile (CAS 1343675-60-4)
- Ethyl 2-(1-(chlorosulfonyl)cyclopropyl)acetate (CAS 1461708-73-5)
- methyl 2-(chlorosulfonyl)cyclopentane-1-carboxylate (CAS 1552637-43-0)
Recommended Standards
- 3-(Chloromethyl)-2,5,6-trimethylpyrazolo[1,2-a]pyrazole-1,7-dione (CAS 76421-73-3)
- 3-Chloro-4-(cyclopropylmethoxy)benzoic Acid (CAS 856165-89-4)
- 3-(5-Chloro-2-ethoxyphenyl)acrylic acid (CAS 890986-89-7)
- Benzyl (6-ethynylpyridin-2-yl)carbamate (CAS 2680648-55-7)
- 3,4-Dihydropyridin-2(1H)-one (CAS 57147-25-8)
- 4-(5-Nitropyridin-2-yl)morpholine (CAS 26820-62-2)
- Sodium Thioglycolate (CAS 367-51-1)
- 68735-11-5 Butanoic acid-2-13C Butyric acid-2-13C (CAS 68735-11-5)
- 3-[(2,3-Dimethoxyphenyl)methyl]azetidine (CAS 937616-94-9)
- Endo-Pro36-Tirzepatide (CAS CATO-CPTD788688)
Why CATO?
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