4-Ethynyl-N,N-dimethyl-1H-imidazole-1-sulfonamide CAS 223571-79-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 223571-79-7 |
| Molecular Formula | C7H9N3O2S |
| Molecular Weight | 199.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Ethynyl-N,N-dimethyl-1H-imidazole-1-sulfonamide (CAS 223571-79-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H9N3O2S. Molecular weight: 199.23 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H9N3O2S |
| Molecular Weight | 199.23 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-Amino-5-carboxy-2-ethylmercaptopyrimidine (CAS 89853-87-2)
- 4-Methyl-2-(methylthio)-6-oxo-1,6-dihydropyridine-3-carboxylic acid (CAS 869634-09-3)
- 4-Amino-3-mercapto-5-methoxybenzoic acid (CAS 739366-12-2)
- (4-(Aminomethyl)piperidin-1-yl)(3-iodophenyl)methanone (CAS 1589429-75-3)
- Pcb No. 185 (CAS 52712-05-7)
- Sofosbuvir Ph.Int Impurity B(Chloro Sofosbuvir) (CAS 1496552-51-2)
- Ethyl 4,4,4-trifluoro-3-[(2,2,2-trifluoroacetyl)amino]-2-butenoate (CAS 339030-04-5)
- Propionyl-l-valine (CAS 20051-64-3)
- 4-Ethyl-3-nitrobenzoic Acid (CAS 103440-95-5)
- Semaglutide impurity 103 (CAS 1446013-07-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com