Methyl (Z)-1-(3,4-dimethoxyphenethyl)-4-((dimethylamino)methylene)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate CAS 1164473-60-2
| CAS No. | 1164473-60-2 |
| Molecular Formula | C20H26N2O5 |
| Molecular Weight | 374.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies Methyl (Z)-1-(3,4-dimethoxyphenethyl)-4-((dimethylamino)methylene)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate (CAS 1164473-60-2), a certified reference material (molecular formula C20H26N2O5, MW 374.43 g/mol) for analytical method development and quality control.
Methyl (Z)-1-(3,4-dimethoxyphenethyl)-4-((dimethylamino)methylene)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate (C20H26N2O5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C20H26N2O5 |
| Molecular Weight | 374.43 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 2 |
Recommended Standards
- N-(4-fluorophenyl)-3-tosyl-3-azabicyclo[3.1.0]Hexane-2-carboxamide (CAS 1101135-83-4)
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- Ethyl 3-(3-tert-Butoxy-3-oxopropylamino)-2-(N-boc-amino)-3-oxopropanoate (CAS 1076200-11-7)
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