Methyl 4-(4-chloro-3-methylphenyl)-4-oxobutanoate CAS 1443341-03-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1443341-03-4 |
| Molecular Formula | C12H13ClO3 |
| Molecular Weight | 240.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methyl 4-(4-chloro-3-methylphenyl)-4-oxobutanoate (CAS 1443341-03-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C12H13ClO3. Molecular weight: 240.68 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C12H13ClO3 |
| Molecular Weight | 240.68 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 4-(4-Chloro-3,5-dimethylphenyl)-4-oxobutanoic acid (CAS 1443324-65-9)
- 1-(3-Chlorophenyl)-3-(1,3-dioxolan-2-yl)propan-1-one (CAS 147030-62-4)
- 5-(3-Chloro-2-methylphenyl)-5-oxopentanoic acid (CAS 1417462-41-9)
- 2-Amino-1,7-dimethyl-1,7-dihydro-6H-purin-6-one (CAS 26758-00-9)
- 2,5-Dioxo-4-pentylimidazolidine-4-carbaldehyde (CAS 5454-68-2)
- Oct-6-ynamide (CAS 856177-58-7)
- Trinaphtho[1,2,3,4-fgh:1',2',3',4'-pqr:1'',2'',3'',4''-za1b1]trinaphthylene (CAS 1065-80-1)
- Benzo[c][1,2,5]selenadiazol-4-ol (CAS 767-67-9)
- (2Z)-3-(4-Methoxyphenyl)-2-(nitromethylidene)-1,3-thiazolidin-4-one (CAS 1164474-29-6)
- Acetyl Hexapeptide-39 (CAS 1382088-38-1)
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