2-(Benzo[d][1,3]dioxol-5-yl)-7-chloro-8-methylquinoline-4-carboxylic acid CAS 725217-61-8
| CAS No. | 725217-61-8 |
| Molecular Formula | C18H12ClNO4 |
| Molecular Weight | 341.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-(Benzo[d][1,3]dioxol-5-yl)-7-chloro-8-methylquinoline-4-carboxylic acid 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.
CATO supplies 2-(Benzo[d][1,3]dioxol-5-yl)-7-chloro-8-methylquinoline-4-carboxylic acid (CAS 725217-61-8), a certified reference material (molecular formula C18H12ClNO4, MW 341.75 g/mol) for analytical method development and quality control.
Based on its molecular formula C18H12ClNO4, 2-(Benzo[d][1,3]dioxol-5-yl)-7-chloro-8-methylquinoline-4-carboxylic acid contains a flavonoid core, 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 341.75 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).
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.
Physical & Chemical Properties
| Molecular Formula | C18H12ClNO4 |
| Molecular Weight | 341.75 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- (2R,3R,4S,5R)-2-(8-Chloro-6-(cyclopropylamino)-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (CAS 835900-50-0)
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- 3-(Carboxymethyl)-2-(4-chlorophenyl)-quinoline-4-carboxylic acid (CAS 43071-32-5)
- 5-Chloro-2-iodo-N-isopropylbenzamide (CAS 1147836-22-3)
- 3-Amino-N-(2-chlorophenyl)benzene-1-sulfonamide (CAS 327092-99-9)
- Methyl 2-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)amino)benzoate (CAS 1325206-78-7)
- (R)-(+)-SKF-38393 Hydrochloride (CAS 81702-42-3)
- 4-(2-((2-Bromopyridin-4-yl)oxy)ethyl)morpholine (CAS 2347600-07-9)
- [1,1':3',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid (CAS 1433189-27-5)
- 4005-49-6 7BQB2WI1II 6-Benzamidopurine Benzamide, N-1H-purin-6-yl- NSC 98641 UNII-7BQB2WI1II (CAS 4005-49-6)
- 1,3-Benzenedicarboxylic acid, polymer with 1,4-benzenedicarboxylic acid and 1,6-hexanediol (CAS 26266-80-8)
- 2,4-Dichloro-N'-(6-chloropyridin-2-yl)benzohydrazide (CAS 400085-85-0)
- Autocamtide-2-Related Inhibitory Peptide TFA (CAS 167114-91-2（free base）)
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