Ethyl 5-(trifluoroacetyl)-3-(trifluoromethyl)naphtho[1,2-b]thiophene-2-carboxylate CAS 140666-92-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 140666-92-8 |
| Molecular Formula | C18H10F6O3S |
| Molecular Weight | 420.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 5-(trifluoroacetyl)-3-(trifluoromethyl)naphtho[1,2-b]thiophene-2-carboxylate (CAS 140666-92-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H10F6O3S. Molecular weight: 420.33 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H10F6O3S |
| Molecular Weight | 420.33 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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.) | 1997 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Ethyl Standards
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Recommended Standards
- tert-Butyl 4-(2-fluoro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)piperazine-1-carboxylate (CAS 1256360-53-8)
- (S)-1,3-bis(4-chlorophenylsulfonyl)pyrrolidine (CAS 1415566-26-5)
- 1-[13-(3,4-Dichlorophenyl)-11,12-dimethyl-4,6,10-trioxatricyclo[7.4.0.0^{3,7}]trideca-1(9),2,7-trien-11-yl]pyrrolidine (CAS 1005106-24-0)
- 4-Bromo-2-iodoanisole (CAS 98273-59-7)
- 6-(tert-Butylamino)-5-methylnicotinic acid (CAS 1355206-71-1)
- 1-(4-cyano-2-methyl-1,3-oxazol-5-yl)piperidine-4-carboxylic acid (CAS 1081115-59-4)
- Ceftizoxime Impurity 8 (CAS 33477-97-3)
- 2-(3-Chlorothiophen-2-yl)acetonitrile (CAS 880165-67-3)
- 2-(2,3,4-Trichlorophenyl)quinoline-4-carboxylic acid (CAS 329265-48-7)
- (D-Trp32)-Neuropeptide Y (porcine) trifluoroacetate salt (CAS 153549-78-1)
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