1-Ethyl-2-methoxy-4,5-bis(trifluoromethyl)benzene CAS 1805509-63-0
| CAS No. | 1805509-63-0 |
| Molecular Formula | C11H10F6O |
| Molecular Weight | 272.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-Ethyl-2-methoxy-4,5-bis(trifluoromethyl)benzene 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-Ethyl-2-methoxy-4,5-bis(trifluoromethyl)benzene (CAS 1805509-63-0), molecular formula C11H10F6O and molecular weight 272.19 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-Ethyl-2-methoxy-4,5-bis(trifluoromethyl)benzene (C11H10F6O) contains a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 272.19 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 | C11H10F6O |
| Molecular Weight | 272.19 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
Related Ethyl Standards
- 8-Methoxy-2-(trifluoromethyl)quinazoline-5-carboxylic acid (CAS 1421600-88-5)
- 2-Methoxy-5-(5-(trifluoromethyl)-1H-tetrazol-1-yl)benzaldehyde (CAS 168267-11-6)
- 6-Methoxy-3a-(trifluoromethyl)-2,3,3a,4-tetrahydro-1H-benzo[d]pyrrolo[1,2-a]imidazol-1-one (CAS 1200120-81-5)
- (3-Methoxy-1-(4-(trifluoromethyl)phenyl)-1H-pyrazol-4-yl)methanol (CAS 1701434-10-7)
- 2-Methoxy-4,6-bis(trifluoromethyl)benzaldehyde (CAS 180134-14-9)
- 4-Methoxy-2,6-bis(trifluoromethyl)benzaldehyde (CAS 210491-48-8)
- 5-Methoxy-3-(3,4-methylenedioxyphenyl)benzoic acid (CAS 1261960-47-7)
- 2-Methoxy-[1,1'-biphenyl]-4,4'-dicarboxylic acid (CAS 935395-99-6)
Recommended Standards
- (E)-4,4,5,5-Tetramethyl-2-(5-phenylpent-1-en-1-yl)-1,3,2-dioxaborolane (CAS 157945-84-1)
- (-)-Α-Ethyl-3,5-bis(trifluoromethyl)benzenemethanol (CAS 184888-50-4)
- 4,4,5,5-Tetramethyl-2-(5-phenylpent-1-en-1-yl)-1,3,2-dioxaborolane (CAS 154820-97-0)
- 3-chloroquinoline-5-sulfonyl chloride (CAS 1956366-76-9)
- 3-Chloro-6-methylpyridazine-4-carbonitrile (CAS 1430-22-4)
- 1-(3-Bromo-4-methylpyridin-2-yl)-4-ethylpiperazine (CAS 1443289-08-4)
- 3,4-Thiophenedicarboxylic Anhydride (CAS 6007-85-8)
- 2-Chloro-5-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1h-pyrazol-4-yl)(methyl)sulfamoyl]benzoic acid (CAS 380193-08-8)
- (3r)-9,10-dihydroxy-7-methoxy-3-methyl-3,4-dihydro-1h-benzo[g]isochromen-1-one 70477-26-8 CTK5D2478 (CAS 70477-26-8)
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- (2R,3S,4R,5R,6S)-5-amino-4-(benzyloxy)-2-((benzyloxy)methyl)-6-(4-methoxyphenoxy)tetrahydro-2H-pyran-3-ol (CAS 1272755-07-3)
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