1-Methyl-2-phenethyl-3-(trifluoromethyl)indolin-3-ol CAS 439095-40-6
| CAS No. | 439095-40-6 |
| Molecular Formula | C18H18F3NO |
| Molecular Weight | 321.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-Methyl-2-phenethyl-3-(trifluoromethyl)indolin-3-ol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
1-Methyl-2-phenethyl-3-(trifluoromethyl)indolin-3-ol (CAS 439095-40-6), molecular formula C18H18F3NO and molecular weight 321.34 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H18F3NO, 1-Methyl-2-phenethyl-3-(trifluoromethyl)indolin-3-ol contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 321.34 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C18H18F3NO |
| Molecular Weight | 321.34 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 |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 2,6-Dibromo-4-chloro-3,5-difluoroaniline (CAS 2143028-36-6)
- N-[(1-Methyl-1H-indol-2-yl)methyl]-2-phenylethanamine (CAS 883536-13-8)
- (2-(((Pyren-2-ylmethyl)amino)methyl)phenyl)boronic acid (CAS 921198-25-6)
- RJR 2429 (CAS 91556-75-1)
- 5-((2,4-Dimethylphenoxy)methyl)-4-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione (CAS 76151-18-3)
- N-([1,1'-biphenyl]-2-yl)acrylamide (CAS 89168-26-3)
- 4-Butylcyclohexan-1-one (CAS 61203-82-5)
- Apixaban Impurity 102 (CAS 53427-97-7)
- [(3-Bromophenyl)methyl](prop-2-en-1-yl)amine (CAS 893569-90-9)
- Acryloylglycine (CAS 24599-25-5)
- Semaglutide impurity 255 (CAS CATO-C4X-2226255)
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