1-Chloro-2,4-difluoro-5-methyl-3-(2-methylpropoxy)benzene CAS 1881332-04-2
| CAS No. | 1881332-04-2 |
| Molecular Formula | C11H13ClF2O |
| Molecular Weight | 234.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system, 1-Chloro-2,4-difluoro-5-methyl-3-(2-methylpropoxy)benzene is typically off-white to pale yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 234.67 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
1-Chloro-2,4-difluoro-5-methyl-3-(2-methylpropoxy)benzene (CAS 1881332-04-2), molecular formula C11H13ClF2O and molecular weight 234.67 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.
As a certified reference material (CRM), 1-Chloro-2,4-difluoro-5-methyl-3-(2-methylpropoxy)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.
Physical & Chemical Properties
| Molecular Formula | C11H13ClF2O |
| Molecular Weight | 234.67 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/Cl-containing |
Related Chloro Standards
- 1-Chloro-2,4-difluoro-5-(3-methylbutoxy)benzene (CAS 1881289-04-8)
- 2-Chloro-4-sulfamoylbenzamide (CAS 1099660-88-4)
- 2-Chloro-6-methanesulfonylbenzoic acid (CAS 1104561-82-1)
- 3-Chloro-4-(methylsulfonyl)benzoic Acid (CAS 1197193-45-5)
- 4-Chloro-2-(methylsulfonyl)benzoic acid (CAS 142994-03-4)
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- 2-((5-Chloro-1-methyl-6-oxo-1,6-dihydropyridazin-4-yl)thio)acetic acid (CAS 876715-31-0)
- 2-Chloro-2-oxo-1-phenylethanesulfonic acid (CAS 40125-73-3)
Recommended Standards
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- 1-[1-(3-chlorophenyl)-5-methyl-1h-pyrazol-4-yl]ethan-1-one (CAS 10021-79-1)
- 2-(3-Chloropropyl)-4-(difluoromethoxy)toluene (CAS 1806414-43-6)
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