2-Iodo-1-(4-methylphenyl)ethan-1-ol CAS 256380-98-0
| CAS No. | 256380-98-0 |
| Molecular Formula | C9H11IO |
| Molecular Weight | 262.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Iodo-1-(4-methylphenyl)ethan-1-ol (CAS 256380-98-0), a certified reference material (molecular formula C9H11IO, MW 262.09 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H11IO, 2-Iodo-1-(4-methylphenyl)ethan-1-ol contains a hydroxyl group, an ether linkage, iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 262.09 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
As a certified reference material (CRM), 2-Iodo-1-(4-methylphenyl)ethan-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 | C9H11IO |
| Molecular Weight | 262.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 2025 |
| Halogen Content | I-containing |
Related Iodo Standards
- 4-Iodo-3-isopropylphenol (CAS 1017608-20-6)
- 2-Iodo-5-isopropylphenol (CAS 1017608-23-9)
- 5-Iodo-2-isopropylphenol (CAS 1243453-56-6)
- 1-Iodo-3-propoxybenzene (CAS 1250847-42-7)
- 1-Iodo-4-isopropoxybenzene (CAS 135049-82-0)
- 1-(6-Iodo-2-methylpyridin-3-yl)ethanamine (CAS 1352494-13-3)
- 1-(6-Iodo-4-methylpyridin-3-yl)-N-methylmethanamine (CAS 1355180-23-2)
- 1-Iodo-3-methoxy-2,4-dimethylbenzene (CAS 135630-63-6)
Recommended Standards
- 2-Ethyl-1-iodo-4-methoxybenzene (CAS 98995-69-8)
- 2-Iodo-3-methyl-5,6,7,8-tetrahydroimidazo[1,2-a]pyridine (CAS 958653-76-4)
- 2-Ethoxy-3-iodotoluene (CAS 861349-18-0)
- 2-Iodo-5-methoxy-1,3-dimethylbenzene (CAS 90609-47-5)
- Coronene-d12 (CAS 16083-32-2)
- Ethyl 1-allyl-4-iodo-5-methyl-1H-pyrazole-3-carboxylate (CAS 1373247-80-3)
- 2-(Hydroxymethyl)-4-methylmorpholin-3-one (CAS 1456821-66-1)
- (3-Methylpiperidin-1-yl)(p-tolyl)methanone (CAS 57547-88-3)
- 74665-17-1 Titanium, iso-Pr alc. triethanolamine complexes Tetraisopropoxy titanate, reaction products with triethanolamine (CAS 74665-17-1)
- 3-Hydroxy-7,8,9,10-tetrahydro-6h-benzo[c]chromen-6-one (CAS 3722-44-9)
- 6-Bromo-2-(trimethylsilyl)furo[3,2-b]pyridine (CAS 1131335-72-2)
- tert-Butyl (1-imino-1-oxidotetrahydro-1H-1l6-thiophen-3-yl)(methyl)carbamate (CAS 2138219-55-1)
- 1-(2,6-dichlorobenzyl)-1H-pyrazol-5-amine (CAS 956438-99-6)
- Semaglutide Impurity 151 xTFA (CAS CATO-C4X-2226151)
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