1-(3,4-Dichlorophenyl)-3-methylbenzo[4,5]imidazo[1,2-a]pyridine-4-carbonitrile CAS 730949-88-9
| CAS No. | 730949-88-9 |
| Molecular Formula | C19H11Cl2N3 |
| Molecular Weight | 352.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 352.22 g/mol gives 1-(3,4-Dichlorophenyl)-3-methylbenzo[4,5]imidazo[1,2-a]pyridine-4-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-(3,4-Dichlorophenyl)-3-methylbenzo[4,5]imidazo[1,2-a]pyridine-4-carbonitrile (CAS 730949-88-9), molecular formula C19H11Cl2N3 and molecular weight 352.22 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H11Cl2N3, 1-(3,4-Dichlorophenyl)-3-methylbenzo[4,5]imidazo[1,2-a]pyridine-4-carbonitrile 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 352.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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 | C19H11Cl2N3 |
| Molecular Weight | 352.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 4-Amino-2-(4-methyl-piperidin-1-yl)-benzamide (CAS 878620-99-6)
- 2,2,2-Trifluoro-1-(4-fluoro-2-propoxyphenyl)ethanone (CAS 1443353-41-0)
- 1-Iodopentane-5,5,5-d3 (stabilized with copper) (CAS 920502-31-4)
- 5-chloro-2-ethyl-1H-imidazole-4-carbaldehyde (CAS 145824-12-0)
- 4-Methyl-5-(5-methylthien-3-yl)-4H-1,2,4-triazole-3-thiol (CAS 588685-90-9)
- tert-Butyl 3-bromo-2-(1-hydroxypropyl)-1H-indole-1-carboxylate (CAS 1707679-61-5)
- (e)-3-Phenylprop-2-ene-1-thiol (CAS 95351-73-8)
- Methyl 4,4-dimethylpyrrolidine-2-carboxylate hydrochloride (CAS 1822562-91-3)
- 3-phenyl-2-(pyridin-2-yl)prop-2-enenitrile (CAS 22345-98-8)
- Insulin Degludec Impurity 8 (CAS CATO-C4X-21578)
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