Dimethyl 1-(2-methoxyphenyl)-2-methyl-1H-pyrrole-3,4-dicarboxylate CAS 618442-07-2
| CAS No. | 618442-07-2 |
| Molecular Formula | C16H17NO5 |
| Molecular Weight | 303.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Dimethyl 1-(2-methoxyphenyl)-2-methyl-1H-pyrrole-3,4-dicarboxylate (CAS 618442-07-2) is a high-purity analytical reference standard with the molecular formula C16H17NO5 and a molecular weight of 303.31 g/mol.
Based on its molecular formula C16H17NO5, Dimethyl 1-(2-methoxyphenyl)-2-methyl-1H-pyrrole-3,4-dicarboxylate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 303.31 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).
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 manufactures Dimethyl 1-(2-methoxyphenyl)-2-methyl-1H-pyrrole-3,4-dicarboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H17NO5 |
| Molecular Weight | 303.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
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- (Z)-Ceftizoxime Impurity 59 (CAS CATO-C4X-179359)
- 1-phenyl-1H-1,2,3-benzotriazole (CAS 883-39-6)
- 2-(Difluoromethoxy)benzo[d]oxazole-4-carboxaldehyde (CAS 1804191-40-9)
- H-D-Arg(Me)-OH (F-4275.0025) (CAS 137694-75-8)
- (2-Methyl-4-phenylthiazol-5-yl)methanol (CAS 857284-12-9)
- Methyl 4-(2,6-dimethoxyphenyl)-2,4-dioxobutanoate (CAS 1476068-60-6)
- Peptide Impurity 81 TFA (CAS CATO-CPTD788581)
Why CATO?
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