Ethyl 2-amino-5-(4-methoxyphenyl)-1H-pyrrole-3-carboxylate CAS 173458-92-9
| CAS No. | 173458-92-9 |
| Molecular Formula | C14H16N2O3 |
| Molecular Weight | 260.29 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.
Ethyl 2-amino-5-(4-methoxyphenyl)-1H-pyrrole-3-carboxylate (CAS 173458-92-9), molecular formula C14H16N2O3 and molecular weight 260.29 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H16N2O3, Ethyl 2-amino-5-(4-methoxyphenyl)-1H-pyrrole-3-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 260.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C14H16N2O3 |
| Molecular Weight | 260.29 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2006 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- 4-Amino-1-ethyl-N-(3-methoxyphenyl)-1h-pyrazole-5-carboxamide (CAS 1004451-79-9)
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- (R)-6-Amino-3-((tert-butoxycarbonyl)amino)-6-oxohexanoic acid (CAS 1313054-48-6)
- Ethyl 4-amino-8-methoxy-6-methylquinoline-3-carboxylate (CAS 1315373-36-4)
- 3-(3-Amino-4-methoxyphenyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2,4-dione (CAS 1479616-78-8)
- Methyl 5-amino-4-((tert-butoxycarbonyl)amino)-5-oxopentanoate (CAS 1822563-16-5)
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Recommended Standards
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- 2-(2-Ethyl-2-methyl-5-oxo-4-phenyl-2,5-dihydro-1H-imidazol-1-yl)acetic acid (CAS 1713462-00-0)
- Methyl 7-cyano-6-[(E)-[(dimethylamino)methylidene]amino]-2,3-dihydro-1H-pyrrolizine-5-carboxylate (CAS 1785824-75-0)
- 1-(2,5-Dibromophenyl)butan-1-amine (CAS 1021051-93-3)
- 2-Chloro-N-(4-methyl-6-oxo-1,6-dihydro-pyrimidin-2-yl)-acetamide (CAS 341010-69-3)
- Bicyclo[2.2.1]heptane-2,5-diol (CAS 5888-36-8)
- Osmanthuside H (CAS 149155-70-4)
- 4-Amino-N-(3-((5-chloro-4-(1-(phenylsulfonyl)-1H-indol-3-yl)pyrimidin-2-yl)amino)phenyl)benzamide (CAS 1604811-59-7)
- 2-Octylfuran (CAS 4179-38-8)
- Methyl 2-amino-4-((tert-butoxycarbonyl)amino)benzoate (CAS 849792-91-2)
- N-(5-Bromo-3-nitropyridin-2-yl)acetamide (CAS 381679-24-9)
- 5-Chloro-2-isopropoxybenzaldehyde (CAS 28396-34-1)
- D-allo-Thr7-Semaglutide (CAS CATO-C4X-2226242)
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