4-Chloro-N-[2-(3,5-dimethyl-1H-pyrazole-1-carbonyl)thiophen-3-yl]benzene-1-sulfonamide CAS 1707372-55-1
| CAS No. | 1707372-55-1 |
| Molecular Formula | C16H14ClN3O3S2 |
| Molecular Weight | 395.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-Chloro-N-[2-(3,5-dimethyl-1H-pyrazole-1-carbonyl)thiophen-3-yl]benzene-1-sulfonamide is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-Chloro-N-[2-(3,5-dimethyl-1H-pyrazole-1-carbonyl)thiophen-3-yl]benzene-1-sulfonamide (CAS 1707372-55-1), molecular formula C16H14ClN3O3S2 and molecular weight 395.88 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, 4-Chloro-N-[2-(3,5-dimethyl-1H-pyrazole-1-carbonyl)thiophen-3-yl]benzene-1-sulfonamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 395.88 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 4-Chloro-N-[2-(3,5-dimethyl-1H-pyrazole-1-carbonyl)thiophen-3-yl]benzene-1-sulfonamide 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 | C16H14ClN3O3S2 |
| Molecular Weight | 395.88 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Chloro Standards
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Recommended Standards
- 3,5-Dibromo-1-[(3-bromophenyl)methyl]-1h-1,2,4-triazole (CAS 1240573-84-5)
- 173458-82-7 7H-Pyrrolo[2,3-d]pyrimidine, 4-chloro-5,6-diphenyl-7-(phenylmethyl)- CTK0A7674 (CAS 173458-82-7)
- 3,5-Dibromo-1-[(2-bromophenyl)methyl]-1h-1,2,4-triazole (CAS 1240572-09-1)
- 2-(2-Chlorophenyl)-1-{4-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]piperidin-1-yl}ethan-1-one (CAS 1775303-17-7)
- (2R,5R,6S)-4-Nitrobenzyl 6-((R)-1-hydroxyethyl)-3,7-dioxo-1-azabicyclo[3.2.0]heptane-2-carboxylate (CAS 75363-99-4)
- 4-Chloro-7-fluoro-2-(trifluoromethyl)quinazoline (CAS 1270920-38-1)
- 4-Fluoro-5-methylpicolinaldehyde (CAS 1239351-82-6)
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- Nicotinic Acid EP Impurity B (CAS 1802-30-8)
- 2-(Difluoromethoxy)-7-methylbenzo[d]oxazole (CAS 1806517-85-0)
- 4-fluorobenzyl isocyanate (CAS 132740-43-3)
- N-Butyl-N-(4-methyloxazol-2-yl)cyclohexanecarboxamide (CAS 57067-80-8)
- Des-Phe22-Tirzepatide (CAS CATO-CPTD788951)
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