(Z)-{[2-(2H-1,3-benzodioxol-5-yl)cyclopropyl](4-methoxyphenyl)methylidene}amino 2,4-difluorobenzoate CAS 338749-18-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338749-18-1 |
| Molecular Formula | C25H19F2NO5 |
| Molecular Weight | 451.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order (Z)-{[2-(2H-1,3-benzodioxol-5-yl)cyclopropyl](4-methoxyphenyl)methylidene}amino 2,4-difluorobenzoate (CAS 338749-18-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C25H19F2NO5. Molecular weight: 451.42 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C25H19F2NO5 |
| Molecular Weight | 451.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- (2R,3S,4R,5R,6S)-5-acetamido-2-(acetoxymethyl)-6-(4-formylphenoxy)tetrahydro-2H-pyran-3,4-diyl diacetate (CAS 70622-68-3)
- Cabotegravir impurity 20 (CAS CATO-C4X-287620)
- 2-Formylphenyl 2-acetamido-3-4-6-tri-O-acetyl-2-deoxy-β-D-glucopyranoside (CAS 15430-77-0)
- 1,4,5-Trimethylpyrrole-2-carboxylic Acid (CAS 1071432-30-8)
- (4-Amino-2-((4-chlorophenyl)amino)thiazol-5-yl)(4-fluorophenyl)methanone (CAS 339020-24-5)
- 3-(4-fluorophenyl)oxetan-3-ol (CAS 1379812-16-4)
- (3-Amino-6-(p-tolyl)-4-(trifluoromethyl)thieno[2,3-b]pyridin-2-yl)(benzo[d][1,3]dioxol-5-yl)methanone (CAS 488122-26-5)
- Methyl 5-amino-4-chloro-2-fluorobenzoate (CAS 716362-14-0)
- n-(2-Oxo-2,3-dihydro-1h-benzo[d]imidazol-5-yl)cyclopropanecarboxamide (CAS 1043093-46-4)
- Tirzepatide Impurity 26 X TFA Salt (CAS CATO-C4X-324026)
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