4-(5-Ethyl-thiophen-2-yl)-4-oxo-butyric acid CAS 91061-68-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 91061-68-6 |
| Molecular Formula | C10H12O3S |
| Molecular Weight | 212.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-(5-Ethyl-thiophen-2-yl)-4-oxo-butyric acid (CAS 91061-68-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C10H12O3S. Molecular weight: 212.27 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C10H12O3S |
| Molecular Weight | 212.27 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
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- 4-Oxo-4-thiophen-2-yl-butyric acid ethyl ester (CAS 59086-25-8)
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Recommended Standards
- 4-(2,5-Dimethylthiophen-3-yl)-4-oxobutanoic acid (CAS 6007-77-8)
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- Indium trichloride (CAS 10025-82-8)
- N-[4-[[4-(Dimethylamino)-1-piperidinyl]carbonyl]phenyl]-N-[4-(4,6-di-4-morpholinyl-1,3,5-triazin-2-yl)phenyl]-urea (CAS 1197160-78-3)
- 2-Bromo-3-nitrobenzoic Acid Methyl Ester (CAS 5337-09-7)
- 2-Amino-4,6-dimethylphenol (CAS 41458-65-5)
- 1-{4-methoxypyrrolo[2,1-f][1,2,4]triazin-7-yl}-2-methylpropan-1-one (CAS 2091240-42-3)
- Simvastatin Acyl-β-D-glucuronide (CAS 463962-56-3)
- Tirzepatide Impurity 52 (CAS CATO-C4X-324052)
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