7-Chloroimidazo[1,2-a]pyridine CAS 4532-25-6
| CAS No. | 4532-25-6 |
| Molecular Formula | C7H5ClN2 |
| Molecular Weight | 152.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H5ClN2, 7-Chloroimidazo[1,2-a]pyridine contains a nitrile group, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 152.58 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).
7-Chloroimidazo[1,2-a]pyridine (CAS 4532-25-6), molecular formula C7H5ClN2 and molecular weight 152.58 g/mol, is a CATO reference standard with documented purity and traceability.
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), 7-Chloroimidazo[1,2-a]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 | C7H5ClN2 |
| Molecular Weight | 152.58 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloroimidazo Standards
- 8-Chloroimidazo[1,2-a]pyridine (CAS 1195251-29-6)
- 5-Chloroimidazo[1,5-a]pyridine (CAS 141912-70-1)
- 7-Chloroimidazo[1,5-a]pyridine (CAS 1427424-50-7)
- 1-Chloroimidazo[1,5-a]pyridine (CAS 1890909-02-0)
- 3-Chloroimidazo[1,5-a]pyridine (CAS 1895224-02-8)
- 2-Chloroimidazo[1,2-A]pyridine (CAS 3999-05-1)
- 3-Chloroimidazo[1,2]-pyridine (CAS 5315-73-1)
- 5-Chloroimidazo[1,2-a]pyridine (CAS 63111-79-5)
Recommended Standards
- 7-Chlorobenzofuran (CAS 24410-55-7)
- 8-Chloroimidazo[1,5-a]pyridine (CAS 956003-78-4)
- 7-Chloro-6-azaindole (CAS 357263-41-3)
- Adefovir Dipivoxil Impurity 21 (CAS 40510-88-1)
- 3-Bromo-2-fluoro-4-iodo-5-methylaniline (CAS 2852767-45-2)
- 6-bromo-2-chloro-1,8-naphthyridine-3-carbonitrile (CAS 2322969-98-0)
- N-(4-(5-(4-Nitrophenyl)-1,3,4-oxadiazol-2-yl)phenyl)dodecanamide (CAS 191328-61-7)
- 5-(4-Methylpiperazin-1-yl)-4-(phenylsulfonyl)-2-(o-tolyl)oxazole (CAS 862741-13-7)
- (3-Chloro-5-(trifluoromethyl)pyridin-2-yl)methanol (CAS 1033463-31-8)
- 3-(2-Hydrazono-2-phenylethylidene)indolin-2-one (CAS 844-63-3)
- 1-Cyclopropyl-2,5-dimethyl-1H-pyrrole-3-carbaldehyde (CAS 640264-45-5)
- 10494-79-8 8073AC C7H15NO3 Methyl 3-[(3-hydroxypropyl)amino]propanoate (CAS 10494-79-8)
- (2-Chloro-5-nitrophenyl)methanol (CAS 80866-80-4)
- Tirzepatide Impurity 16 (CAS CATO-C4X-324016)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com