Methyl 3-oxo-4-{[3-(trifluoromethyl)phenyl]methyl}-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylate CAS 303987-92-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303987-92-0 |
| Molecular Formula | C18H14F3NO3S |
| Molecular Weight | 381.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 3-oxo-4-{[3-(trifluoromethyl)phenyl]methyl}-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylate (CAS 303987-92-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C18H14F3NO3S. Molecular weight: 381.37 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H14F3NO3S |
| Molecular Weight | 381.37 g/mol |
| 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; 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.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- Methyl 2-{2-[3-methyl-5-(trifluoromethyl)-1H-pyrazol-1-yl]-4-phenyl-1,3-thiazol-5-yl}acetate (CAS 955962-94-4)
- N-(2,3-dimethylquinoxalin-6-yl)-3-(trifluoromethyl)benzenesulfonamide (CAS 672950-09-3)
- Ethyl 4-[(E)-{[2-(3,4-difluorophenoxy)phenyl]methylidene}amino]benzoate (CAS 477887-03-9)
- Methyl 2-chloro-5-sulfamoylthiophene-3-carboxylate (CAS 937635-93-3)
- 5-Fluoro-N,2-dimethoxy-N-methylnicotinamide (CAS 1346817-38-6)
- (3S)-1-methylpyrrolidine-3-carboxylic acid (CAS 952484-58-1)
- (R)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(furan-2-yl)butanoic acid (CAS 270596-34-4)
- N-((1H-benzo[d][1,2,3]triazol-1-yl)(phenyl)methyl)acetamide (CAS 119020-88-1)
- 1-(8-(3-Methoxypropoxy)isoquinolin-6-yl)ethanol (CAS 1415559-74-8)
- Acetyl Hexapeptide-38 (CAS 1400634-44-7)
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