5-Ethynyl-1-methyl-1H-indole CAS 61640-21-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 61640-21-9 |
| Molecular Formula | C11H9N |
| Molecular Weight | 155.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Ethynyl-1-methyl-1H-indole (CAS 61640-21-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H9N. Molecular weight: 155.20 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H9N |
| Molecular Weight | 155.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 1 |
Related Ethynyl Standards
- 6-Ethynyl-2-methylindolizine (CAS 101650-63-9)
- 7-Ethynyl-1-methyl-1H-indole (CAS 1075192-79-8)
- 6-Ethynyl-1-methyl-1H-indole (CAS 1816951-00-4)
- 3-Ethynyl-1-methyl-1H-indole (CAS 85094-88-8)
- 4-Ethynyl-1-methyl-1H-indole (CAS 959918-24-2)
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Recommended Standards
- 5-Ethoxy-1,3-dimethyl-1H-pyrazol-4-amine (CAS 87675-30-7)
- 5H-pyrrolo[2,3-b]pyrazine-7-carbaldehyde (CAS 4121-22-6)
- 5-Butyl-4H-1,2,4-triazole-3,4-diamine (CAS 98275-29-7)
- (5E)-5-[(3-Phenyl-1H-pyrazol-4-yl)methylidene]-1,3-thiazolidine-2,4-dione (CAS 477710-84-2)
- 3-(3-Iodophenyl)-4-methyl-1h-pyrazol-5-amine (CAS 2145467-70-3)
- S-Methyl-L-thiocitrulline (CAS 156719-41-4)
- N-(4-ethoxyphenyl)-3-methyl-2-phenylquinoline-4-carboxamide (CAS 337936-43-3)
- 3-((Pyridin-3-ylmethyl)thio)-7-(p-tolyl)-6,7-dihydro-5H-imidazo[2,1-c][1,2,4]triazole (CAS 921542-99-6)
- 4-Mercaptobenzo[d]oxazole-2-carbonyl chloride (CAS 1806489-51-9)
- Semaglutide Impurity 142 (CAS CATO-C4X-2226142)
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