2-Ethoxy-1-naphthoyl chloride CAS 55150-29-3
| CAS No. | 55150-29-3 |
| Molecular Formula | C13H11ClO2 |
| Molecular Weight | 234.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C13H11ClO2, 2-Ethoxy-1-naphthoyl chloride contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 234.68 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 2-Ethoxy-1-naphthoyl chloride (CAS 55150-29-3), a certified reference material (molecular formula C13H11ClO2, MW 234.68 g/mol) for analytical method development and quality control.
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-Ethoxy-1-naphthoyl chloride 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 | C13H11ClO2 |
| Molecular Weight | 234.68 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 tightly closed to prevent evaporation |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 2-Chloro-N-methyl-N-(2-morpholino-2-oxoethyl)acetamide (CAS 879318-90-8)
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- 2-chloro-n-[2-(pyridin-2-yl)ethyl]pyrimidin-4-amine (CAS 837421-83-7)
- 3-(4-Chlorobenzyl)-2-methyl-4H-pyran-4-one (CAS 400087-29-8)
- 2-Amino-5-fluoro-1-methylbenzimidazole (CAS 1156928-67-4)
- 3-(Methoxymethyl)-5,6-dihydro-4H-pyrrolo[3,2-d]isoxazole (CAS 603067-30-7)
- 4-Amino-1-methyl-1H-pyrazole-3-carboxamide (CAS 3920-40-9)
- Dotinurad Impurity 28 (CAS CATO-C4X-249428)
- 2-Carbamoylpiperidine-4-carboxylic acid hydrochloride (CAS 1394040-09-5)
- Methyl 5-benzamidobenzo[b]thiophene-2-carboxylate (CAS 477847-53-3)
- 1-Bromo-4-cyclopropoxy-2-isopropoxybenzene (CAS 1243445-71-7)
- 3-(Dimethylamino)-5-isopropoxyphenol (CAS 1243470-81-6)
- 2-(4-Iodophenoxy)-5-(trifluoromethyl)pyridine (CAS 694449-19-9)
- Cyclolinopeptide B (CAS 193139-41-2)
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