1-(5-Chloro-2-methylphenyl)-2-methylpropan-2-ol CAS 91244-92-7
| CAS No. | 91244-92-7 |
| Molecular Formula | C11H15ClO |
| Molecular Weight | 198.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H15ClO, 1-(5-Chloro-2-methylphenyl)-2-methylpropan-2-ol contains a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 198.69 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).
1-(5-Chloro-2-methylphenyl)-2-methylpropan-2-ol (CAS 91244-92-7), molecular formula C11H15ClO and molecular weight 198.69 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-(5-Chloro-2-methylphenyl)-2-methylpropan-2-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 | C11H15ClO |
| Molecular Weight | 198.69 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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.) | 1983 |
| Halogen Content | Cl-containing |
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Recommended Standards
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- 1-[(tert-Butoxy)methyl]-2-chlorobenzene (CAS 56636-81-8)
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- 2-(6-Morpholin-4-yl-4-(trifluoromethyl)-pyridin-2-ylsulfanyl)ethanol (CAS 1053657-98-9)
- 2-Chloro-4-methoxy-1,8-naphthyridine (CAS 309976-15-6)
- 2-(Isopropylamino)-6-(trifluoromethyl)nicotinic acid (CAS 1518578-58-9)
- methyl 1-[1-(ethoxycarbonyl)propyl]-1H-pyrazole-3-carboxylate (CAS 1172405-66-1)
- 7-Amino-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 26215-14-5)
- 2-Chloro-3-fluoro-5-(trifluoromethyl)pyridine (CAS 72600-67-0)
- 2-(2-Bromophenyl)-2'-cyanoacetophenone (CAS 898784-09-3)
- D-[His]1-Semaglutide X TFA salt (CAS CATO-CPTD788634)
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