2-(5-Chloro-8-isopropoxyquinolin-7-yl)benzaldehyde CAS 648897-06-7
| CAS No. | 648897-06-7 |
| Molecular Formula | C19H16ClNO2 |
| Molecular Weight | 325.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(5-Chloro-8-isopropoxyquinolin-7-yl)benzaldehyde (C19H16ClNO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 325.79 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
2-(5-Chloro-8-isopropoxyquinolin-7-yl)benzaldehyde (CAS 648897-06-7), molecular formula C19H16ClNO2 and molecular weight 325.79 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), 2-(5-Chloro-8-isopropoxyquinolin-7-yl)benzaldehyde 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 | C19H16ClNO2 |
| Molecular Weight | 325.79 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 4-Chloro-3-(chloromethyl)-5-methylisoxazole (CAS 344329-96-0)
- 1-(3,4-Difluorophenyl)-2-oxopyrrolidine-3-carboxylic acid (CAS 1017417-44-5)
- ((3-Hydroxyphenyl)imino)dimethyl-lambda6-sulfanone (CAS 1934591-68-0)
- 1-(5-bromopyridin-2-yl)-4-methyl-1,4-diazepane dihydrochloride (CAS 1803594-86-6)
- 2,5-Di-tert-butyl-4-cyclopropoxypyridine (CAS 1243475-07-1)
- 5-(trifluoromethyl)benzene-1,2,3-triamine (CAS 17661-60-8)
- 2-(5-(4-Fluorophenyl)isoxazol-3-yl)-N-(thiazol-2-yl)acetamide (CAS 952985-08-9)
- 5-(3,4-Dichlorophenyl)-1,3,4-thiadiazol-2-amine (CAS 28004-64-0)
- D-Ala18-Tirzepatide (CAS CATO-CPTD788916)
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