4-(3-Methoxybenzoyl)-N-(thiophen-2-ylmethyl)-1H-pyrrole-2-carboxamide CAS 439111-67-8
| CAS No. | 439111-67-8 |
| Molecular Formula | C18H16N2O3S |
| Molecular Weight | 340.40 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 4-(3-Methoxybenzoyl)-N-(thiophen-2-ylmethyl)-1H-pyrrole-2-carboxamide (CAS 439111-67-8), a certified reference material (molecular formula C18H16N2O3S, MW 340.40 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, 4-(3-Methoxybenzoyl)-N-(thiophen-2-ylmethyl)-1H-pyrrole-2-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 340.40 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 4-(3-Methoxybenzoyl)-N-(thiophen-2-ylmethyl)-1H-pyrrole-2-carboxamide 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 | C18H16N2O3S |
| Molecular Weight | 340.40 g/mol |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methoxybenzoyl Standards
- 4-(4-Methoxybenzoyl)-N-(thiophen-2-ylmethyl)-1H-pyrrole-2-carboxamide (CAS 478259-37-9)
- 3-(6-(4-Methoxybenzoyl)-2-oxobenzo[d]oxazol-3(2H)-yl)propanoic acid (CAS 76752-03-9)
- Methyl 2-(4-(4-methoxybenzoyl)-3,4-dihydro-2H-benzo[b][1,4]oxazin-3-yl)acetate (CAS 861212-87-5)
- N'-(2-methoxybenzoyl)-3-(1H-pyrrol-1-yl)thiophene-2-carbohydrazide (CAS 672952-11-3)
- N'-(3-methoxybenzoyl)-3-(1H-pyrrol-1-yl)thiophene-2-carbohydrazide (CAS 672925-23-4)
- N'-(4-methoxybenzoyl)-6-(trifluoromethyl)nicotinohydrazide (CAS 1092346-04-7)
- Methyl 3-(4-methoxybenzoyl)-4-oxo-1,4-dihydroquinoline-8-carboxylate (CAS 1325306-25-9)
- 2-[5-(4-Methoxybenzoyl)-2-thienyl]-3-phenylacrylonitrile (CAS 338966-79-3)
Recommended Standards
- 4-(3-(Diethylamino)propyl)-5-((3-nitro-1h-1,2,4-triazol-1-yl)methyl)-4h-1,2,4-triazole-3-thiol (CAS 937597-08-5)
- 4-((4-Hydroxy-3-methoxybenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478255-97-9)
- 4-(5-(N,N-diethylsulfamoyl)-1H-benzo[d][1,2,3]triazol-1-yl)butanoic acid (CAS 933254-00-3)
- 4-((4-(6-Methylbenzo[d]thiazol-2-yl)phenyl)amino)-4-oxobutanoic acid (CAS 313233-60-2)
- 3-(Difluoromethyl)-5-nitro-2-oxo-1,2-dihydropyridine-4-carboxamide (CAS 1805087-73-3)
- N-Methoxy-N-methyl-3-phenyl-1H-pyrazole-5-carboxamide (CAS 1311195-95-5)
- 4-Bromo-2-(pyrrolidin-1-yl)pyrimidine (CAS 1159814-05-7)
- 1-(2,3-dihydro-1,4-benzodioxin-6-yl)ethane-1,2-diamine dihydrochloride (CAS 1427380-97-9)
- N-(2-Methyl-1H-benzo[d]imidazol-1-yl)formamide (CAS 40995-20-8)
- 5-((2-Fluorophenyl)amino)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1708013-59-5)
- 3-(2-Aminoethyl)-6-ethoxy-1H-pyrazolo[5,1-c][1,2,4]triazol-7-amine (CAS 227611-41-8)
- 2-Phenyldihydro-2H-pyran-4(3H)-one (CAS 147688-62-8)
- 4,6-Dimethyl-N-(2-methyl-6-(pyrrolidin-2-yl)pyridin-4-yl)pyrimidin-2-amine (CAS 1361111-73-0)
- Insulin Degludec Impurity 10 (CAS CATO-C4X-215710)
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