n-(8-Oxo-5,6,7,8-tetrahydronaphthalen-2-yl)acetamide CAS 58161-21-0
| CAS No. | 58161-21-0 |
| Molecular Formula | C12H13NO2 |
| Molecular Weight | 203.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H13NO2, n-(8-Oxo-5,6,7,8-tetrahydronaphthalen-2-yl)acetamide contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 203.24 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).
n-(8-Oxo-5,6,7,8-tetrahydronaphthalen-2-yl)acetamide (CAS 58161-21-0), molecular formula C12H13NO2 and molecular weight 203.24 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.
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 | C12H13NO2 |
| Molecular Weight | 203.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 1 |
Recommended Standards
- N-(5-Oxo-5,6,7,8-tetrahydro-2-naphthyl)acetamide (CAS 88611-67-0)
- n-(Furan-2-ylmethyl)-2-methoxyaniline (CAS 872303-97-4)
- N-(4-Oxo-1,2,3,4-tetrahydronaphthalen-1-yl)acetamide (CAS 67614-68-0)
- N-(Furan-2-ylmethyl)-3-methoxyaniline (CAS 95124-24-6)
- Methyl 3-(furan-2-yl)propanoate (CAS 37493-31-5)
- 1-(2-(hydroxymethyl)phenyl)ethanone (CAS 32521-21-4)
- 1-(6-amino-2-fluoro-3-iodophenyl)ethan-1-one (CAS 1616070-20-2)
- 5-Chloro-3-(chloromethyl)-1-(tetrahydro-2H-pyran-2-yl)-1H-indazole (CAS 1801253-90-6)
- Cefotaxime Impurity 37 (CAS CATO-C4X-120137)
- 2,7-Diazaspiro[4.4]nonane-1,3,8-trione, 2-methyl- (CAS 91189-24-1)
- 3-(3-(Trifluoromethyl)-4,5,6,7-tetrahydro-1h-indazol-1-yl)propanenitrile (CAS 937601-61-1)
- Benzyl (1-(Oxiran-2-yl)-2-phenylethyl)carbamate (CAS 163915-59-1)
- 7,7-Difluorohexahydropyrrolo[1,2-a]pyrazin-3(4H)-one (CAS 2168175-92-4)
- Semaglutide Impurity 186 (CAS CATO-C4X-2226186)
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