Benzonitrile, 5-methoxy-2-(3-oxopropyl)- CAS 20176-00-5
| CAS No. | 20176-00-5 |
| Molecular Formula | C11H11NO2 |
| Molecular Weight | 189.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 189.21 g/mol gives Benzonitrile, 5-methoxy-2-(3-oxopropyl)- distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Benzonitrile, 5-methoxy-2-(3-oxopropyl)- (CAS 20176-00-5) is a high-purity analytical reference standard with the molecular formula C11H11NO2 and a molecular weight of 189.21 g/mol.
Benzonitrile, 5-methoxy-2-(3-oxopropyl)- (C11H11NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), Benzonitrile, 5-methoxy-2-(3-oxopropyl)- 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 | C11H11NO2 |
| Molecular Weight | 189.21 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.) | 1962 |
| Nitrogen Atoms | 1 |
Related Benzonitrile Standards
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- 1246816-21-6 Benzonitrile, 2-(3-hydroxy-1-piperidinyl)- (CAS 1246816-21-6)
- Benzonitrile, 2-hydroxy-3-(1-oxopropyl)- (CAS 99184-81-3)
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- Benzonitrile, 3-(3-oxopropyl)- (CAS 111376-39-7)
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- Dimethyl N,N-dimethyl-L-aspartate (CAS 7545-54-2)
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- N-(4'-Cyano[1,1'-biphenyl]-4-yl)acetamide (CAS 215231-19-9)
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- Methyl 2-(cyclopropylamino)nicotinate (CAS 1249048-43-8)
- (R)-2-methyl-1-(4-nitro-3-(trifluoromethyl)phenyl)pyrrolidine (CAS 1236061-74-7)
- 2-cyclopropyl-2-phenylethan-1-amine hydrochloride (CAS 1803609-85-9)
- 3-(6-Chloro-3-oxo-1H-pyrrolo[3,4-c]pyridin-2(3H)-yl)piperidine-2,6-dione (CAS 2154343-21-0)
- Di-tert-butyl (4-bromoquinolin-2-yl)iminodicarbonate (CAS 2230875-94-0)
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