4-Chloro-3-(1H-imidazol-4-yl)pyridine CAS 790262-76-9
| CAS No. | 790262-76-9 |
| Molecular Formula | C8H6ClN3 |
| Molecular Weight | 179.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-3-(1H-imidazol-4-yl)pyridine (CAS 790262-76-9) is a high-purity analytical reference standard with the molecular formula C8H6ClN3 and a molecular weight of 179.61 g/mol.
Based on its molecular formula C8H6ClN3, 4-Chloro-3-(1H-imidazol-4-yl)pyridine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 179.61 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-Chloro-3-(1H-imidazol-4-yl)pyridine 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 | C8H6ClN3 |
| Molecular Weight | 179.61 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 2-Chloro-4-(1H-imidazol-2-yl)pyridine (CAS 1006589-03-2)
- 4-Chloro-2,7-naphthyridin-1-amine (CAS 1100760-58-4)
- 2-Chloro-6-(1H-pyrazol-1-yl)pyridine (CAS 1113041-73-8)
- 2-Chloro-4-(1h-imidazol-1-yl)pyridine (CAS 1209458-15-0)
- 2-Chloro-4-(1h-pyrazol-1-yl)pyridine (CAS 1209459-70-0)
- 3-Chloro-2-methylpyrido[2,3-b]pyrazine (CAS 1260519-71-8)
- 7-Chloro-2,6-naphthyridin-3-amine (CAS 1382849-40-2)
- 2-Chloro-5-(1h-pyrazol-1-yl)pyridine (CAS 1384428-25-4)
Recommended Standards
- 4-chloro-1,7-naphthyridin-8-amine (CAS 2851975-02-3)
- 5-(3-Chlorophenyl)-1H-1,2,3-triazole (CAS 35225-01-5)
- 4-Amino-2-chloroquinazoline (CAS 59870-43-8)
- 5-chloro-2-(1H-pyrrol-1-yl)pyrimidine (CAS 860785-43-9)
- (R)-2-(Pyrrolidin-2-yl)thiazole (CAS 1228558-20-0)
- 1-(4,4,4-Trifluoro-3-hydroxybutyl)-1H-pyrazole-5-carboxylic acid (CAS 2549160-47-4)
- (2-Cyclopropylacetyl)valine (CAS 1188551-44-1)
- N-(1-(4-Fluorophenyl)-4-oxo-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-yl)-2-methoxyacetamide (CAS 941930-02-5)
- Lidocaine methiodide (CAS 1462-71-1)
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