N-(4-nitrobenzyl)-N-(p-tolyl)thiophene-2-carboxamide CAS 332163-12-9
| CAS No. | 332163-12-9 |
| Molecular Formula | C19H16N2O3S |
| Molecular Weight | 352.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 352.41 g/mol gives N-(4-nitrobenzyl)-N-(p-tolyl)thiophene-2-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N-(4-nitrobenzyl)-N-(p-tolyl)thiophene-2-carboxamide (CAS 332163-12-9) is a high-purity analytical reference standard with the molecular formula C19H16N2O3S and a molecular weight of 352.41 g/mol.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, N-(4-nitrobenzyl)-N-(p-tolyl)thiophene-2-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 352.41 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures N-(4-nitrobenzyl)-N-(p-tolyl)thiophene-2-carboxamide 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 | C19H16N2O3S |
| Molecular Weight | 352.41 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- N-(4H-Chromeno[4,3-d]thiazol-2-yl)-4-ethoxybenzamide (CAS 681158-44-1)
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- N-(5-((2-((4-Fluorophenyl)amino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)cyclopropanecarboxamide (CAS 392297-45-9)
- 1,2,3-Trimethoxy-5-nitrobenzene (CAS 6307-90-0)
- 5-(4-(4-Acetylphenyl)piperazin-1-yl)pyrrolidin-2-one (CAS 91703-13-8)
- (4-Bromophenyl)(4-isopropylphenyl)methanol (CAS 1226401-69-9)
- 5,5-Dimethyl-3-((naphthalen-2-ylmethyl)sulfonyl)-4,5-dihydroisoxazole (CAS 834885-16-4)
- 1-Cyclohexylbutane-1,3-dione (CAS 15972-15-3)
- 1-(3-Fluorobenzyl)-1h-pyrazole-5-carboxylic acid (CAS 1344284-34-9)
- N-(4-(Thiophen-2-yl)thiazol-2-yl)-2-(p-tolylthio)acetamide (CAS 851788-36-8)
- (1S,2S,4S,6R)-2-Hydroxy-4,6-dimethylcyclohexane-1-carbaldehyde (CAS 600726-43-0)
- 4-(2-Methoxyethoxy)aniline hydrochloride (CAS 10141-52-3)
- Tirzepatide Impurity 57 (CAS CATO-C4X-324057)
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