Methyl 5-((2-ethoxyphenyl)carbamoyl)-2-(furan-2-carboxamido)-4-methylthiophene-3-carboxylate CAS 506416-41-7
| CAS No. | 506416-41-7 |
| Molecular Formula | C21H20N2O6S |
| Molecular Weight | 428.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Methyl 5-((2-ethoxyphenyl)carbamoyl)-2-(furan-2-carboxamido)-4-methylthiophene-3-carboxylate 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.
Methyl 5-((2-ethoxyphenyl)carbamoyl)-2-(furan-2-carboxamido)-4-methylthiophene-3-carboxylate (CAS 506416-41-7), molecular formula C21H20N2O6S and molecular weight 428.46 g/mol, is a CATO reference standard with documented purity and traceability.
Methyl 5-((2-ethoxyphenyl)carbamoyl)-2-(furan-2-carboxamido)-4-methylthiophene-3-carboxylate (C21H20N2O6S) contains a flavonoid core, an amide group, a sulfone 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.
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.
Physical & Chemical Properties
| Molecular Formula | C21H20N2O6S |
| Molecular Weight | 428.46 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- Methyl 5-((4-ethoxyphenyl)carbamoyl)-2-(furan-2-carboxamido)-4-methylthiophene-3-carboxylate (CAS 335410-98-5)
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- N-(2-(5-(2-Ethoxyphenyl)-1-isobutyryl-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide (CAS 923227-69-4)
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- 3-(4-((4-Ethoxyphenyl)sulfonyl)piperazin-1-yl)-6-(pyridin-3-yl)pyridazine (CAS 946304-68-3)
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Recommended Standards
- Diphenyl(((3ar,5s,5ar,8as,8br)-2,2,7,7-tetramethyltetrahydro-5h-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-5-yl)methyl)phosphane (CAS 62102-18-5)
- Cytostatin (CAS 682329-63-1)
- N'-(4-Fluorobenzylidene)-5-(4-((4-methylbenzyl)oxy)phenyl)-1H-pyrazole-3-carbohydrazide (CAS 634896-60-9)
- 1-(4-Methoxybenzyl)-N-((4-methoxyphenyl)sulfonyl)-2-oxo-1,2-dihydropyridine-3-carboxamide (CAS 320419-71-4)
- 3-Bromo-5-phenylpyridine (CAS 142137-17-5)
- 4-allyl-3-hydroxybenzaldehyde (CAS 79950-43-9)
- Methyl 3-(2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidin-7-yl)benzoate (CAS 2004691-96-5)
- 2-Bromo-1-(3-chloro-5-iodophenyl)ethan-1-one (CAS 1823925-41-2)
- 2-((tert-butoxycarbonyl)amino)-4-(trifluoromethyl)benzoic acid (CAS 141940-28-5)
- 4-Bromo-2-(2,6-dichlorophenyl)-7-fluoro-1H-imidazo[4,5-c]pyridine (CAS 1334411-83-4)
- 3-((4-Chlorophenyl)thio)butanoic acid (CAS 90919-34-9)
- Avanafil Impurity 108 (CAS CATO-C4X-1118108)
- 4-Phenyldihydrofuran-2,3-dione (CAS 6362-66-9)
- Des-Ser34-Gly33Tirzepatide (CAS CATO-CPTD788941)
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