N-(2-(5-(2-Fluorophenyl)-1-(thiophene-2-carbonyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide CAS 923194-63-2
| CAS No. | 923194-63-2 |
| Molecular Formula | C21H18FN3O3S2 |
| Molecular Weight | 443.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), N-(2-(5-(2-Fluorophenyl)-1-(thiophene-2-carbonyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide 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.
CATO supplies N-(2-(5-(2-Fluorophenyl)-1-(thiophene-2-carbonyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide (CAS 923194-63-2), a certified reference material (molecular formula C21H18FN3O3S2, MW 443.51 g/mol) for analytical method development and quality control.
Based on its molecular formula C21H18FN3O3S2, N-(2-(5-(2-Fluorophenyl)-1-(thiophene-2-carbonyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 443.51 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
Physical & Chemical Properties
| Molecular Formula | C21H18FN3O3S2 |
| Molecular Weight | 443.51 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related N Standards
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- N-(4-fluorophenyl)-3-((3-(trifluoromethyl)benzyl)sulfonyl)thiophene-2-carboxamide (CAS 250714-78-4)
- N-{4-[4-(4-fluorophenyl)piperazin-1-yl]phenyl}-3-(trifluoromethyl)benzamide (CAS 303151-19-1)
- N-(6-(4-fluorophenyl)-2,5-dioxo-5,6-dihydro-2H-pyrano[3,2-c]pyridin-3-yl)-3-(trifluoromethyl)benzamide (CAS 341966-34-5)
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Recommended Standards
- Ethyl 4-{[2-(4-fluorobenzamido)phenyl]sulfanyl}-2-(methylsulfanyl)pyrimidine-5-carboxylate (CAS 478079-36-6)
- N-(4,6-Difluorobenzo[d]thiazol-2-yl)-1-(thiophen-2-ylsulfonyl)piperidine-3-carboxamide (CAS 921504-28-1)
- 9H-Fluoren-9-ylmethyl 1-(4-fluorophenyl)-5-(hydroxymethyl)-3-azabicyclo[3.1.1]heptane-3-carboxylate (CAS 2763909-74-4)
- α-(Fuoromethyl)-1-trityl-DL-histidine Methyl Ester (CAS 81839-25-0)
- 1-(4-Chlorophenyl)-5-oxopyrrolidine-3-carbonyl chloride (CAS 930781-56-9)
- 2-Cyano-4-(difluoromethyl)-5-(trifluoromethyl)nicotinic acid (CAS 1805040-73-6)
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- Methyl (E)-4-((3-chloro-4-fluorophenyl)amino)-4-oxobut-2-enoate (CAS 724736-35-0)
- 4-(2-((4-Allyl-5-(thiophen-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamido)benzamide (CAS 573936-52-4)
- 2-Ethoxy-5-(trifluoromethyl)benzaldehyde (CAS 472809-59-9)
- 5-Hydrazinyl-3-methyl-1H-pyrazole-4-carbohydrazide (CAS 255715-91-4)
- 7-(2-Hydroxy-3-phenoxypropyl)-3-methyl-8-(piperidin-1-yl)-1H-purine-2,6(3H,7H)-dione (CAS 102838-04-0)
- O-(Adamantan-1-yl)hydroxylamine (CAS 55930-71-7)
- Semaglutide impurity 74 (CAS CATO-C4X-222674)
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