3-Cyanothiophene-2-sulfonamide CAS 107142-12-1
| CAS No. | 107142-12-1 |
| Molecular Formula | C5H4N2O2S2 |
| Molecular Weight | 188.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-Cyanothiophene-2-sulfonamide is closely related to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-Cyanothiophene-2-sulfonamide (CAS 107142-12-1) is a high-purity analytical reference standard with the molecular formula C5H4N2O2S2 and a molecular weight of 188.23 g/mol.
Structurally, 3-Cyanothiophene-2-sulfonamide (C5H4N2O2S2) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 188.23 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Cyanothiophene-2-sulfonamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
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.) | 1987 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Cyanothiophene Standards
- 5-Cyanothiophene-2-sulfonamide (CAS 519055-65-3)
- 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
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- N2,N2-Dimethylquinoxaline-2,6-diamine (CAS 105866-75-9)
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Why CATO?
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