5-Cyanothiophene-2-sulfonamide CAS 519055-65-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 519055-65-3 |
| Molecular Formula | C5H4N2O2S2 |
| Molecular Weight | 188.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Cyanothiophene-2-sulfonamide (CAS 519055-65-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H4N2O2S2. Molecular weight: 188.23 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H4N2O2S2 |
| Molecular Weight | 188.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Cyanothiophene Standards
- 3-Cyanothiophene-2-sulfonamide (CAS 107142-12-1)
- 5-Cyanothiophene-3-sulfonamide (CAS 2657625-52-8)
- Ethyl 4-cyanothiophene-2-carboxylate (CAS 944901-15-9)
- Ethyl 5-cyanothiophene-2-carboxylate (CAS 67808-35-9)
- 4-Cyanothiophene-3-sulfonyl chloride (CAS 112472-37-4)
- 5-cyanothiophene-2-sulfonyl chloride (CAS 1803598-97-1)
- 5-Cyanothiophene-3-sulfonyl chloride (CAS 1934889-28-7)
- Methyl 2-cyanothiophene-3-carboxylate (CAS 67808-30-4)
Recommended Standards
- 5-Amino-1,3-dimethylquinolin-2(1H)-one (CAS 697739-38-1)
- 5-[4-(propan-2-yl)phenyl]-1H-1,2,3,4-tetrazole (CAS 460363-75-1)
- 5-Ethyl-1-phenyl-1H-pyrazol-4-ol (CAS 89193-20-4)
- 1-(4-(4-Bromo-3,5-dimethyl-1H-pyrazol-1-yl)phenyl)ethanone (CAS 1187385-98-3)
- Bis(5-(propylthio)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)methane (CAS 62575-61-5)
- N-(sec-butyl)tetrahydro-2H-pyran-4-amine (CAS 1154893-28-3)
- 4-Bromo-1-(3,3,3-trifluoropropyl)-1H-pyrazole-3-carboxylic acid (CAS 1856086-16-2)
- 2,4-Dibromo-3-chloro-6-methoxyaniline (CAS 860586-90-9)
- Metaraminol Impurity 59 (CAS CATO-C4X-225259)
- (Met(O)2?)-Glucagon (1-29) (human, rat, porcine) (CAS 75217-63-9)
Why CATO?
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