2-Ethynyl-5-isopropylthiophene CAS 2304404-81-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2304404-81-5 |
| Molecular Formula | C9H10S |
| Molecular Weight | 150.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Ethynyl-5-isopropylthiophene (CAS 2304404-81-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H10S. Molecular weight: 150.24 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H10S |
| Molecular Weight | 150.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Sulfur Atoms | 1 |
Related Ethynyl Standards
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- 4-ethynyl-1H-pyrrolo[2,3-b]pyridine (CAS 1174297-28-9)
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- 2-ethynyl-1H-pyrrolo[2,3-b]pyridine (CAS 1485294-64-1)
- 7-ethynyl-1H-indazole (CAS 945761-99-9)
Recommended Standards
- 2,5-Dimethyl-6H-cyclopenta[b]thiophene (CAS 577995-23-4)
- 4-Cyclopropylbenzenethiol (CAS 54997-86-3)
- 2,3-dihydro-1H-inden-5-yl hydrosulfide (CAS 55119-14-7)
- 6-((Tetrahydro-2H-pyran-2-yl)methoxy)nicotinic acid (CAS 1016735-31-1)
- 3-Methoxydiphenylamine (CAS 101-16-6)
- 1-Cyclohexyl-1H-benzo[d]imidazole (CAS 91820-88-1)
- Methyl 2-fluoro-5-iodo-4-methylbenzoate (CAS 1427195-21-8)
- (R)-N-(1-(4-(chloromethyl)phenyl)ethyl)acetamide (CAS 223514-71-4)
- 3-TERT-BUTYL-1-CYCLOHEXYL-1-(6-HYDROXYHEXYL)UREA (CAS 1462829-66-8)
- Tirzepatide Impurity 17 (CAS CATO-C4X-324017)
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