5-(2,4-Dimethoxyphenyl)-3,4-dihydro-2H-pyrrole CAS 91640-95-8
| CAS No. | 91640-95-8 |
| Molecular Formula | C12H15NO2 |
| Molecular Weight | 205.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 5-(2,4-Dimethoxyphenyl)-3,4-dihydro-2H-pyrrole (CAS 91640-95-8), a certified reference material (molecular formula C12H15NO2, MW 205.25 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H15NO2, 5-(2,4-Dimethoxyphenyl)-3,4-dihydro-2H-pyrrole 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 205.25 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).
As a certified reference material (CRM), 5-(2,4-Dimethoxyphenyl)-3,4-dihydro-2H-pyrrole 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 | C12H15NO2 |
| Molecular Weight | 205.25 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 1 |
Related Dimethoxyphenyl Standards
- 4-(3,5-Dimethoxyphenyl)butanenitrile (CAS 1057672-62-4)
- 5-(2,6-Dimethoxyphenyl)-3,4-dihydro-2H-pyrrole (CAS 1355197-16-8)
- 3-(3,4-dimethoxyphenyl)-2-methylpropanenitrile (CAS 1461705-74-7)
- 2-(3,4-Dimethoxyphenyl)-2-methylpropanenitrile (CAS 23023-16-7)
- 2-(3,5-Dimethoxyphenyl)-2-methylpropanenitrile (CAS 22972-63-0)
- 5-(2,5-Dimethoxyphenyl)-3,4-dihydro-2H-pyrrole (CAS 91640-97-0)
- 5-(3,4-Dimethoxyphenyl)-3,4-dihydro-2H-pyrrole (CAS 91640-98-1)
- 3-(3,4-Dimethoxyphenyl)-1H-1,2,4-triazole (CAS 1279218-29-9)
Recommended Standards
- 5-((Benzyloxy)methyl)pyrrolidin-2-one (CAS 830335-19-8)
- 4-tert-butyl-2-isocyanato-1-methoxybenzene (CAS 284462-77-7)
- 5-(2-Ethylbenzyl)oxazolidin-2-one (CAS 62825-97-2)
- 4-Phenyltetrahydro-2H-pyran-4-carboxamide (CAS 833439-14-8)
- N-allyl-2-(benzylthio)acetamide (CAS 425610-78-2)
- Methyl 6-amino-3,5-difluoropicolinate (CAS 1417551-60-0)
- Ethyl 2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxylate (CAS 68301-89-3)
- ethyl 2-(oxetan-3-ylidene)propanoate (CAS 1467674-33-4)
- 1-(6-Chloropyridazin-3-yl)piperidin-3-amine hydrochloride (CAS 1185310-99-9)
- 1,3-Bis((S)-2,2-dimethyl-1-(o-tolyl)propyl)-4,5-dihydro-1H-imidazol-3-ium iodide (CAS 1237025-59-0)
- 4-((3,5-Dimethylisoxazol-4-yl)methoxy)benzonitrile (CAS 1004701-68-1)
- (S)-2-Amino-4-(ethylselanyl)butanoic acid (CAS 20999-05-7)
- 5-Phenyl-5H-dibenzo[b,d]borole (CAS 14010-93-6)
- Insulin Degludec Impurity 17 (CAS CATO-C4X-215717)
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