Imidazo[1,2-a]pyridine-2-carboxylic acid, 3,5-dichloro-, ethyl ester CAS 1000018-01-8
| CAS No. | 1000018-01-8 |
| Molecular Formula | C10H8Cl2N2O2 |
| Molecular Weight | 259.09 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.
Imidazo[1,2-a]pyridine-2-carboxylic acid, 3,5-dichloro-, ethyl ester (CAS 1000018-01-8) is a high-purity analytical reference standard with the molecular formula C10H8Cl2N2O2 and a molecular weight of 259.09 g/mol.
Based on its molecular formula C10H8Cl2N2O2, Imidazo[1,2-a]pyridine-2-carboxylic acid, 3,5-dichloro-, ethyl ester contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 259.09 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), Imidazo[1,2-a]pyridine-2-carboxylic acid, 3,5-dichloro-, ethyl ester 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 | C10H8Cl2N2O2 |
| Molecular Weight | 259.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Imidazo Standards
- 1-({Imidazo[1,2-a]pyridin-3-yl}methyl)piperidine-2-carboxylic acid (CAS 1029107-31-0)
- 1-({Imidazo[1,2-a]pyridin-3-yl}methyl)piperidine-3-carboxylic acid (CAS 904814-80-8)
- 1-({Imidazo[1,2-a]pyridin-3-yl}methyl)piperidine-4-carboxylic acid (CAS 904814-21-7)
- 3-(Imidazo[1,2-a]pyridin-2-yl)-2-methylquinoline (CAS 1522045-79-9)
- 1-(3-{imidazo[1,2-a]pyridin-2-yl}phenyl)-1H-pyrrole (CAS 861206-66-8)
- 2-(Imidazo[1,2-a]pyridin-2-yl)-N-(thiophen-2-ylmethyl)ethan-1-amine (CAS 1092292-65-3)
- N-(4-(imidazo[2,1-b]thiazol-6-yl)phenyl)acetamide (CAS 118001-65-3)
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Recommended Standards
- Phospholane, 1-(2-bromophenyl)-, 1-oxide (CAS 2375270-33-8)
- (4-(N-(2-methoxyethyl)sulfamoyl)phenyl)boronic acid (CAS 1032825-28-7)
- N-(1-(5-bromo-3-fluoropyridin-2-yl)vinyl)acetamide (CAS 887143-43-3)
- 8-Iodo-1,2,3,4-tetrahydroquinoline (CAS 1038731-97-3)
- 5-Nitro-1H-pyrrolo[2,3-b]pyridin-2(3H)-one (CAS 43103-81-7)
- rel-5-Benzyl-2-(tert-butyl)-3-methylimidazolidin-4-one (CAS 415678-34-1)
- 6-Phenyl-3-pyridinamine (CAS 126370-67-0)
- Ethyl mandelate, 98% (CAS 4358-88-7)
- (1-(3-Chloro-4-fluorophenyl)cyclopropyl)methanamine (CAS 1368605-53-1)
- 1215335-44-6 6-(Piperidin-4-yloxy)pyridine-2-carboxylic acid KS-00003SL3 (CAS 1215335-44-6)
- 2-(Difluoromethyl)-6-hydroxy-5-iodopyridine-3-acetic acid (CAS 1805537-00-1)
- 1-(5-Fluoro-2-methylphenyl)prop-2-en-1-one (CAS 1495855-43-0)
- (3-bromopropyl)trimethoxysilane 3-Bromopropyltrimethoxysilane 51826-90-5 (CAS 51826-90-5)
- Insulin Degludec Impurity 11 (CAS CATO-C4X-215711)
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