Ethyl 4-(2,3,5,6-tetramethylphenyl)-4-oxobutanoate CAS 40888-48-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 40888-48-0 |
| Molecular Formula | C16H22O3 |
| Molecular Weight | 262.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Ethyl 4-(2,3,5,6-tetramethylphenyl)-4-oxobutanoate (CAS 40888-48-0) pharmaceutical standards reference standard. Molecular formula: C16H22O3. Molecular weight: 262.34 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C16H22O3 |
| Molecular Weight | 262.34 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
Related Ethyl Standards
- 1-((2,3,5,6-Tetramethylphenyl)sulfonyl)-1H-imidazole (CAS 898644-38-7)
- Methyl 5-(2,3,5,6-tetramethylphenyl)-1H-pyrazole-3-carboxylate (CAS 2197052-80-3)
- 1-((2,3,4,5-Tetramethylphenyl)sulfonyl)pyrrolidine (CAS 838866-67-4)
- ((2,3,5,6-Tetramethylphenyl)sulfonyl)glycine (CAS 379250-94-9)
- 5-(2,3,5,6-Tetramethylphenyl)-5-oxovaleric acid (CAS 719295-43-9)
- 3-((2,3,5,6-Tetramethylphenyl)sulfonamido)propanoic acid (CAS 453581-60-7)
- 4-Oxo-4-(2,3,5,6-tetramethylphenyl)butanoic acid (CAS 134948-69-9)
- 1-Ethyl-4-((2,3,5,6-tetramethylphenyl)sulfonyl)piperazine (CAS 326612-36-6)
Recommended Standards
- Ethyl 2,2-dimethyl-4-(3,5-dimethylphenyl)-4-oxobutyrate (CAS 898751-66-1)
- Ethyl 4-(4-(tert-butyl)phenyl)-4-oxobutanoate (CAS 75237-09-1)
- Ethyl 2-(4-cyclohexylphenoxy)acetate (CAS 893764-63-1)
- (4-Fluoro-6-isopropoxypyridin-3-yl)boronic acid (CAS 2225171-59-3)
- (E)-3-(5-Bromo-2-(difluoromethoxy)phenyl)acrylic acid (CAS 507233-13-8)
- Acebutolol Impurity 1 (CAS CATO-C4X-15301)
- 4-(tert-Butoxy)phenol (CAS 301353-98-0)
- 2-(4-(Morpholinosulfonyl)phenyl)acetic acid (CAS 325721-84-4)
- 2-((4-Iodo-2-nitrophenyl)amino)propane-1,3-diol (CAS 1424455-31-1)
- Atrial Natriuretic Polypeptide (4-28), human (CAS 95896-08-5)
Why CATO?
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com