(2-Iodo-4,5-dimethoxyphenyl)methanol CAS 110451-87-1
| CAS No. | 110451-87-1 |
| Molecular Formula | C9H11IO3 |
| Molecular Weight | 294.09 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-Iodo-4,5-dimethoxyphenyl)methanol (CAS 110451-87-1) is a high-purity analytical reference standard with the molecular formula C9H11IO3 and a molecular weight of 294.09 g/mol.
Structurally, (2-Iodo-4,5-dimethoxyphenyl)methanol (C9H11IO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, iodine 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 294.09 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.
As a certified reference material (CRM), (2-Iodo-4,5-dimethoxyphenyl)methanol 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 | C9H11IO3 |
| Molecular Weight | 294.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | I-containing |
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- Octahydro-1h-cyclopenta[b]pyridine-1-sulfonyl chloride (CAS 1485967-65-4)
- 2-(4-Oxo-3-phenyl-1,3-thiazolan-2-yliden)malononitrile (CAS 59615-89-3)
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- Doxycycline Impurity 20 (CAS 2000233-92-9)
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- Semaglutide impurity 268 (CAS CATO-C4X-2226268)
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