N-(4-chlorophenyl)-3-((2,4-dichlorobenzyl)thio)thiophene-2-carboxamide CAS 251097-46-8
| CAS No. | 251097-46-8 |
| Molecular Formula | C18H12Cl3NOS2 |
| Molecular Weight | 428.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C18H12Cl3NOS2, N-(4-chlorophenyl)-3-((2,4-dichlorobenzyl)thio)thiophene-2-carboxamide contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 428.78 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
N-(4-chlorophenyl)-3-((2,4-dichlorobenzyl)thio)thiophene-2-carboxamide (CAS 251097-46-8), molecular formula C18H12Cl3NOS2 and molecular weight 428.78 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C18H12Cl3NOS2 |
| Molecular Weight | 428.78 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related N Standards
- 3-(4-Chlorophenyl)-N-(3,4-dichlorophenyl)-5-(methylsulfanyl)thiophene-2-carboxamide (CAS 477858-04-1)
- N-(4-chlorophenyl)-3-((3,4-dichlorobenzyl)thio)thiophene-2-carboxamide (CAS 250714-58-0)
- N-(4-Chlorophenyl)-3-{[(2,6-dichlorophenyl)methyl]sulfanyl}thiophene-2-carboxamide (CAS 251096-91-0)
- 2-[(4-Chlorophenyl)methyl]-N-[(2,4-dichlorophenyl)methyl]quinazolin-4-amine (CAS 303149-83-9)
- 2-[(4-Chlorophenyl)methyl]-N-[(3,4-dichlorophenyl)methyl]quinazolin-4-amine (CAS 303149-57-7)
- 4-(4-Chlorophenyl)-6-(3,4-dichlorophenyl)-2-(pyrrolidin-1-yl)pyridine-3-carbonitrile (CAS 303984-53-4)
- 4-(3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-2-(3,4-dimethylphenyl)phthalazin-1(2H)-one (CAS 478045-66-8)
- 4-(3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-2-(3,4-dimethylphenyl)phthalazin-1(2H)-one (CAS 478045-68-0)
Recommended Standards
- 2-Chloroinosine 3’,4’,6’-Triacetate (CAS 41623-86-3)
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- Rebamipide impurity 17 (CAS CATO-C4X-152317)
- (2R,3R,4R,5R)-2-(Acetoxymethyl)-5-(6-chloro-2-oxo-1H-purin-9(2H)-yl)tetrahydrofuran-3,4-diyl diacetate (CAS 161923-50-8)
- N,N-dimethyl-4-((5-(trifluoromethyl)pyridin-2-yl)oxy)benzenesulfonamide (CAS 1227954-33-7)
- Phosphoryl chloride (CAS 10025-87-3)
- 7-Chloro-3,4-dihydro-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 22503-74-8)
- 2-Oxo-2-(1H-pyrrol-2-yl)acetic acid (CAS 77764-48-8)
- R-G-Y-S-L-G (CAS 110590-63-1)
- 1-[(3-chlorophenyl)methyl]cyclopropane-1-carboxylic acid (CAS 1621-29-0)
- (E)-4-(5-(4-Fluorobenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 306324-33-4)
- 1-(2-Fluorophenyl)pentan-1-one (CAS 42916-67-6)
- Ethyl 3-amino-4-(1H-pyrazol-1-yl)benzoate (CAS 1291529-39-9)
- Liraglutide Sodium Salt (CAS 204656-20-2（free base）)
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