2,5-Dichlorothiophene-3-sulfonic acid CAS 738527-60-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 738527-60-1 |
| Molecular Formula | C4H2Cl2O3S2 |
| Molecular Weight | 233.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,5-Dichlorothiophene-3-sulfonic acid (CAS 738527-60-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C4H2Cl2O3S2. Molecular weight: 233.09 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C4H2Cl2O3S2 |
| Molecular Weight | 233.09 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.) | 1986 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Dichlorothiophene Standards
- 2,3-Dichlorothiophene-5-sulfonamide (CAS 256353-34-1)
- 2,5-Dichlorothiophene-3-sulfonamide (CAS 53595-68-9)
- 4,5-Dichlorothiophene-2-sulfonyl fluoride (CAS 108158-06-1)
- 2,5-Dichlorothiophene-3,4-dicarboxylic acid (CAS 36217-24-0)
- Ethyl 2,5-dichlorothiophene-3-carboxylate (CAS 130562-95-7)
- Ethyl 4,5-dichlorothiophene-2-carboxylate (CAS 130562-97-9)
- 2,5-Dichlorothiophene-3-carbonyl chloride (CAS 57248-14-3)
- 3,5-Dichlorothiophene-2-sulfonyl chloride (CAS 117500-73-9)
Recommended Standards
- 2,4-Dichlorophenyl butyrate (CAS 32351-66-9)
- 3-(2,4-dichlorophenoxy)-2-butanone (CAS 30343-34-1)
- 2,4-Dichloro-alpha-methyl-benzeneacetic acid, methyl ester (CAS 66246-55-7)
- 1-(3-Bromopyridin-2-yl)-1h-1,2,4-triazol-3-amine (CAS 1249324-60-4)
- [2,2'-Bifuran]-5-carboxylic acid (CAS 856122-70-8)
- Gallium trihydroxide (CAS 12023-99-3)
- 4-Chloro-N-[(naphthalen-1-yl)methyl]-2-nitrobenzene-1-sulfonamide (CAS 1022360-31-1)
- 4-Chloro-3-(chlorosulfonyl)-5-fluorobenzoic acid (CAS 1242339-73-6)
- N-(4-Chlorobenzyl)-1-(piperidin-3-yl)methanamine hydrochloride (CAS 1261230-33-4)
- Liraglutide Impurity 15 TFA Salt (CAS CATO-C4X-199215)
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