5-[4-(Trifluoromethyl)phenyl]-1H-indole-2,3-dione CAS 893736-59-9
| CAS No. | 893736-59-9 |
| Molecular Formula | C15H8F3NO2 |
| Molecular Weight | 291.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-[4-(Trifluoromethyl)phenyl]-1H-indole-2,3-dione (C15H8F3NO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 291.22 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-[4-(Trifluoromethyl)phenyl]-1H-indole-2,3-dione (CAS 893736-59-9), molecular formula C15H8F3NO2 and molecular weight 291.22 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5-[4-(Trifluoromethyl)phenyl]-1H-indole-2,3-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H8F3NO2 |
| Molecular Weight | 291.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Trifluoromethyl Standards
- 5-[2-(Trifluoromethyl)phenyl]-1H-indole-2,3-dione (CAS 893737-48-9)
- 5-[3-(Trifluoromethyl)phenyl]-1H-indole-2,3-dione (CAS 893736-61-3)
- 1-(6-Oxo-4-(trifluoromethyl)-1,6-dihydropyrimidin-2-yl)piperidine-4-carboxylic acid (CAS 1248546-34-0)
- 1-(6-Oxo-4-(trifluoromethyl)-1,6-dihydropyrimidin-2-yl)piperidine-3-carboxylic acid (CAS 1248561-09-2)
- 2-{5-[3-(trifluoromethyl)phenyl]-1,2,4-oxadiazol-3-yl}pyridine (CAS 327056-10-0)
- 4-{5-[2-(trifluoromethyl)phenyl]-1,2,4-oxadiazol-3-yl}pyridine (CAS 339104-49-3)
- 7-[3-(Trifluoromethyl)pyridin-2-yl]quinazolin-4-ol (CAS 573675-81-7)
- 2-{[2-methyl-4-(trifluoromethyl)-2h-pyrazolo[3,4-b]pyridin-6-yl]sulfanyl}acetic acid (CAS 1018046-75-7)
Recommended Standards
- 5-Oxo-5-((4-(trifluoromethoxy)phenyl)amino)pentanoic acid (CAS 298215-31-3)
- Clenpenterol - API Standards (CAS 38339-21-8)
- 3'-Formyl-4'-(trifluoromethoxy)-[1,1'-biphenyl]-4-carbonitrile (CAS 923281-51-0)
- n-((Benzyloxy)carbonyl)-N-(2,2,2-trifluoroethyl)glycine (CAS 199340-78-8)
- Methyl 1,2,3,4-tetrahydroisoquinoline-3-carboxylate (CAS 57060-86-3)
- ((4-Ethoxyphenyl)ethynyl)trimethylsilane (CAS 196599-73-2)
- 3-(Benzo[d]thiazol-2-yl)-7-hydroxy-2-methyl-8-((4-methylpiperazin-1-yl)methyl)-4H-chromen-4-one (CAS 308297-79-2)
- (2S)-2-{[(tert-butoxy)carbonyl]amino}-2-(pyridin-4-yl)acetic acid (CAS 1228568-43-1)
- Methyl 3-(4-nitrophenyl)oxirane-2-carboxylate (CAS 108492-48-4)
- (E)-{amino[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methylidene}amino N-(4-chlorophenyl)carbamate (CAS 338791-71-2)
- 5-(aminomethyl)-2,3-dihydro-1H-pyrazol-3-one dihydrochloride (CAS 27377-56-6)
- Beclometasone Impurity 53 (CAS CATO-C4X-147453)
- 1,3,5-Triphenylformazan (CAS 531-52-2)
- Semaglutide impurity 50 (CAS 2773558-66-8)
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