Methyl 3-(2-chloro-6-fluorophenyl)-5-[(1Z)-1-(dimethylamino)-4-ethoxy-3,4-dioxobut-1-en-2-yl]-1,2-oxazole-4-carboxylate CAS 1164473-36-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1164473-36-2 |
| Molecular Formula | C19H18ClFN2O6 |
| Molecular Weight | 424.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methyl 3-(2-chloro-6-fluorophenyl)-5-[(1Z)-1-(dimethylamino)-4-ethoxy-3,4-dioxobut-1-en-2-yl]-1,2-oxazole-4-carboxylate (CAS 1164473-36-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H18ClFN2O6. Molecular weight: 424.81 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H18ClFN2O6 |
| Molecular Weight | 424.81 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 4-(5-(2-(4-Chloro-2,6-difluorophenoxy)propan-2-yl)-4-methyl-4H-1,2,4-triazol-3-yl)-3-fluorobenzamide (CAS 1204178-50-6)
- 2-(((4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)imino)methyl)-3-hydroxy-5-methylcyclohex-2-en-1-one (CAS 946387-27-5)
- 2-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)(methyl)amino)-N,N-dimethyl-1-oxo-1,2-dihydroisoquinoline-4-carboxamide (CAS 339106-91-1)
- 4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}-N-(3-methoxypropyl)benzene-1-sulfonamide (CAS 344278-21-3)
- N-(2-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)amino)ethyl)-5-methyl-3-phenylisoxazole-4-carboxamide (CAS 338409-34-0)
- 3-{3-[(2-chloro-6-fluorophenyl)methoxy]phenyl}-1-(4-fluorobenzoyl)-1H-pyrazole (CAS 477711-66-3)
- 1-(2-Chloro-6-fluorobenzyl)-2-oxo-N-(3-(trifluoromethyl)phenyl)-1,2-dihydropyridine-3-carboxamide (CAS 478066-02-3)
- 2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}-5-(trifluoromethyl)aniline (CAS 338773-00-5)
Recommended Standards
- Cyclophosphamide impurity 28 (CAS CATO-C4X-230628)
- Dimethyl 2,2'-((2-(2-chloro-6-fluorobenzyl)-4-formyl-1,3-phenylene)bis(oxy))diacetate (CAS 303994-40-3)
- (5-((2-Chlorobenzyl)sulfonyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methyl propionate (CAS 955962-84-2)
- 1-(3-(5-Amino-1H-benzo[d]imidazol-1-yl)phenyl)ethanone (CAS 88538-65-2)
- 6-Chloro-2-(5-ethylthiophen-2-yl)quinoline-4-carboxylic acid (CAS 438215-52-2)
- 2-(4-methylphenyl)-1H-benzimidazole (CAS 120-03-6)
- (1-(1-Methyl-1H-benzo[d]imidazol-2-yl)isoquinolin-2(1H)-yl)(phenyl)methanone (CAS 106011-94-3)
- 4-Chloro-7-fluoro-1H-indole-2-carboxylic acid (CAS 1388049-76-0)
- 1-Cyclopropyl-7-methyl-4-oxo-2-thioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-5-carboxylic acid (CAS 937599-76-3)
- Des-Phe22-Tirzepatide (CAS CATO-CPTD788951)
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