(S)-|A-[[(Trifluoromethyl)sulfonyl]oxy]benzenebutanoic Acid Ethyl Ester 138333-09-2 4-Phenyl-2-(S)-trifluoromethanesulfonyloxy-butyric Acid, Ethyl Ester Ethyl 2(S)-[(Trifluoromethylsulfonyl)oxy]-4-phenylbutyrate CAS 138333-09-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 138333-09-2 |
| Molecular Formula | C13H15F3O5S |
| Molecular Weight | 340.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (S)-|A-[[(Trifluoromethyl)sulfonyl]oxy]benzenebutanoic Acid Ethyl Ester 138333-09-2 4-Phenyl-2-(S)-trifluoromethanesulfonyloxy-butyric Acid, Ethyl Ester Ethyl 2(S)-[(Trifluoromethylsulfonyl)oxy]-4-phenylbutyrate (CAS 138333-09-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H15F3O5S. Molecular weight: 340.32 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H15F3O5S |
| Molecular Weight | 340.32 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Recommended Standards
- 4-(3,5-Difluorobenzoyl)-8-methyl-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326815-01-3)
- 1-((4-Methylthiazol-2-yl)methyl)-8-(trifluoromethoxy)quinolin-4(1H)-one (CAS 1445148-08-2)
- 4-(2,4-Difluorobenzoyl)-8-methyl-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326814-92-9)
- 2-Chloro-5-methyl-3-nitrobenzene-1-sulfonamide (CAS 872277-66-2)
- Chloromethyl 2-((tert-butoxycarbonyl)amino)acetate (CAS 34573-36-9)
- Ethyl 7-methyl-3,5-diphenyl-5H-[1,3]thiazolo-[3,2-a]pyrimidine-6-carboxylate (CAS 760940-83-8)
- Ubidecarenone Impurity 14 (Coenzyme Q4) (CAS 4370-62-1)
- 2-(5-Methoxypyridin-2-yl)acetonitrile (CAS 204067-34-5)
- Methyl 6-methyl-4-oxo-1,4-dihydropyridazine-3-carboxylate (CAS 2647892-01-9)
- Semaglutide Impurity 12 (CAS CATO-C4X-222612)
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