2-(4-((4-Chlorophenyl)(hydroxy)methyl)phenoxy)-2-methylpropan-1-ol CAS 72577-81-2
| CAS No. | 72577-81-2 |
| Molecular Formula | C17H19ClO3 |
| Molecular Weight | 306.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-(4-((4-Chlorophenyl)(hydroxy)methyl)phenoxy)-2-methylpropan-1-ol (CAS 72577-81-2), molecular formula C17H19ClO3 and molecular weight 306.78 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C17H19ClO3, 2-(4-((4-Chlorophenyl)(hydroxy)methyl)phenoxy)-2-methylpropan-1-ol contains a steroid core, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 306.78 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), 2-(4-((4-Chlorophenyl)(hydroxy)methyl)phenoxy)-2-methylpropan-1-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.
Physical & Chemical Properties
| Molecular Formula | C17H19ClO3 |
| Molecular Weight | 306.78 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 2-(3-(3-Chloro-5-fluorophenyl)propanoyl)benzothialdehyde (CAS 898750-40-8)
- Bumetanide Impurity 12 (CAS 22893-29-4)
- 2-(4-Chloro-2-methylphenoxy)-N-(1-cyanocyclohexyl)acetamide (CAS 115156-37-1)
- tert-Butyl (4-chloro-3-sulfamoylphenyl)carbamate (CAS 2135570-62-4)
- CAS 2260670-33-3 (CAS 2260670-33-3)
- 14803-99-7 1H-1,2,4-Triazole, 5-(4-pyridyl)- Pyridine, 4-(1H-1,2,4-triazol-5-yl)- 5-(4-Pyridyl)-1H-1,2,4-triazole (CAS 14803-99-7)
- Methyl 6-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinate (CAS 1622217-33-7)
- 1-Benzylpiperidine-4-carbonitrile hydrochloride (CAS 1082951-20-9)
- C20 Triaromatic sterane (CAS 81943-50-2)
- Kukoamine B（~10% Acetic acid） (CAS 164991-67-7)
- Aluminum chloride - ethanol solution (CAS 7371-55-3)
- 3-Phenyl-1h-pyrazole-4-sulfonamide (CAS 1251253-54-9)
- (1R,2R,3aS,9aS)-2-((Tetrahydro-2H-pyran-2-yl)oxy)-1-((3S,E)-3-((tetrahydro-2H-pyran-2-yl)oxy)oct-1-en-1-yl)-2,3,3a,4,9,9a-hexahydro-1H-cyclopenta[b]naphthalen-5-ol (CAS 81846-28-8)
- Insulin Degludec Impurity 15 (CAS CATO-C4X-215715)
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