Methyl 4-(4-methylphenyl)-2,4-dioxobutanoate CAS 39757-29-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 39757-29-4 |
| Molecular Formula | C12H12O4 |
| Molecular Weight | 220.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Methyl 4-(4-methylphenyl)-2,4-dioxobutanoate (CAS 39757-29-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C12H12O4. Molecular weight: 220.22 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C12H12O4 |
| Molecular Weight | 220.22 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
Related Methyl Standards
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- 5-(3-Methylphenyl)-1,3,4-thiadiazole-2-carboxylic acid (CAS 1388076-80-9)
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Recommended Standards
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- 5-(1-Allyl-3-methyl-1H-pyrazol-5-yl)furan-2-carboxylic acid (CAS 1399654-84-2)
- Insulin Pork(≥27 USP units/mg) (CAS 12584-58-6)
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