7-Iodo-2,3-dihydro-[1,4]dioxino[2,3-b]pyridin-8-ol CAS 1246088-40-3
| CAS No. | 1246088-40-3 |
| Molecular Formula | C7H12INO3 |
| Molecular Weight | 285.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H12INO3, 7-Iodo-2,3-dihydro-[1,4]dioxino[2,3-b]pyridin-8-ol contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, iodine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 285.08 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
7-Iodo-2,3-dihydro-[1,4]dioxino[2,3-b]pyridin-8-ol (CAS 1246088-40-3) is a high-purity analytical reference standard with the molecular formula C7H12INO3 and a molecular weight of 285.08 g/mol.
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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C7H12INO3 |
| Molecular Weight | 285.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 4-Cyclopropoxy-3-iodobenzonitrile (CAS 1243479-35-7)
- 2-Cyclopropoxy-5-iodobenzonitrile (CAS 1243386-62-0)
- 3-Iodo-1-methyl-1H-indole-7-carbaldehyde (CAS 1251834-03-3)
- 3-Cyclopropoxy-4-iodobenzonitrile (CAS 1243367-55-6)
- (S)-2-((tert-Butoxycarbonyl)amino)-3-(3-(trifluoromethoxy)phenyl)propanoic acid (CAS 1212864-57-7)
- 4-(1H-Indol-2-yl)-1-(3-(trimethylammonio)propyl)pyridin-1-ium bromide (CAS 21199-47-3)
- 4-(3-Amino-4-methoxyphenyl)piperazine-1-carbaldehyde (CAS 1266697-05-5)
- 3-(4-Nitrobenzylidene)chroman-4-one (CAS 61661-21-0)
- Roxadustat Impurity 168 (CAS CATO-C4X-2213168)
- 1-{4-[(2,3-dihydro-1-benzofuran-5-ylmethyl)amino]piperidin-1-yl}ethan-1-one hydrochloride (CAS 1221722-13-9)
- 5-bromo-2-methoxy-6-methylpyridine-3-carboxylic acid (CAS 1369354-33-5)
- 3-(4-Fluorophenyl)phenethyl alcohol (CAS 840521-88-2)
- tert-butyl 3-fluoro-4-oxo-8-azaspiro[4.5]decane-8-carboxylate (CAS 1801766-66-4)
- Semaglutide impurity 257 (CAS CATO-C4X-2226257)
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