5-(Acetamidomethyl)thiophene-2-sulfonyl chloride CAS 859491-07-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 859491-07-9 |
| Molecular Formula | C7H8ClNO3S2 |
| Molecular Weight | 253.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(Acetamidomethyl)thiophene-2-sulfonyl chloride (CAS 859491-07-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H8ClNO3S2. Molecular weight: 253.73 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H8ClNO3S2 |
| Molecular Weight | 253.73 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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; Light-sensitive; avoid direct strong light; 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.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 4-Chloro-3-(piperidin-1-yl)benzohydrazide (CAS 886494-69-5)
- 8-Chloro-6-methyl-2-phenylquinoline (CAS 22960-24-3)
- 4-(Chloromethyl)-2-(naphthalen-2-yl)pyridine (CAS 482376-26-1)
- (2-Bromophenyl)(3-fluoro-4-methoxyphenyl)methanol (CAS 1283743-38-3)
- 2-Methyl-2,7-diazaspiro[4.4]nonane (CAS 135380-53-9)
- 3-(3-Bromophenyl)pyrazole (CAS 149739-65-1)
- 1-Methyl-4-[5-methyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidin-2-yl]-5-(trifluoromethyl)-1H-pyrazole (CAS 956624-11-6)
- 2-(3,4-Dichlorophenyl)-2-phenylacetonitrile (CAS 92150-76-0)
- 4-Methoxy-2',3',5',6'-tetrahydrospiro[indoline-3,4'-pyran] (CAS 2251053-68-4)
- Semaglutide Impurity 18 (CAS 1671100-14-3)
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