5,6-Dichloro-N-(2,4-dimethoxybenzyl)-N-(5-fluorothiazol-2-yl)pyridine-3-sulfonamide CAS 2441749-97-7
| CAS No. | 2441749-97-7 |
| Molecular Formula | C17H14Cl2FN3O4S2 |
| Molecular Weight | 478.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5,6-Dichloro-N-(2,4-dimethoxybenzyl)-N-(5-fluorothiazol-2-yl)pyridine-3-sulfonamide.
5,6-Dichloro-N-(2,4-dimethoxybenzyl)-N-(5-fluorothiazol-2-yl)pyridine-3-sulfonamide (CAS 2441749-97-7), molecular formula C17H14Cl2FN3O4S2 and molecular weight 478.35 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C17H14Cl2FN3O4S2, 5,6-Dichloro-N-(2,4-dimethoxybenzyl)-N-(5-fluorothiazol-2-yl)pyridine-3-sulfonamide contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 478.35 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C17H14Cl2FN3O4S2 |
| Molecular Weight | 478.35 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Dichloro Standards
- Dichloro(1,2-bis((2S,5S)-2,5 dimethylphospholanobenzene)(2-(diphenylphosphino)ethylamine)-ruthenium(II) (CAS 2080413-09-6)
- (3E)-3-{2-[2,6-dichloro-4-(trifluoromethyl)phenyl]hydrazin-1-ylidene}-1-[(4-methylphenyl)methyl]-2,3-dihydro-1H-indol-2-one (CAS 320422-10-4)
- 2,6-Dichloro-N-(4-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)thio)phenyl)nicotinamide (CAS 1024232-31-2)
- 3-(5-(2,6-Dichloro-4-(trifluoromethyl)phenyl)furan-2-yl)-1-(4-(trifluoromethyl)phenyl)prop-2-en-1-one (CAS 259243-76-0)
- 2-((N-(2,4-dichloro-5-(2-methoxyethoxy)phenyl)-4-methoxyphenyl)sulfonamido)-N-methylacetamide (CAS 338967-86-5)
- 3-(3,5-Dichloro-4-hydroxy-phenyl)-5-[2-(5-methoxy-1H-indol-3-yl)-2-oxo-ethylidene]-2-thioxo-thiazolidin-4-one (CAS 1380572-40-6)
- 2-[N-(2,4-Dichloro-5-methoxyphenyl)4-methylbenzenesulfonamido]-N-phenylacetamide (CAS 338961-23-2)
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Recommended Standards
- 2′-O-(N′-Methylanthraniloyl)guanosine-3′,5′-cyclic monophosphate sodium salt (CAS 83707-15-7)
- Ethyl 4-[3-(2,3-dichlorobenzamido)phenoxy]-2-(methylsulfanyl)pyrimidine-5-carboxylate (CAS 478065-26-8)
- N'-[(1Z)-(4-Bromophenyl)methylidene]-3-(4-hydroxyphenyl)-2-(1-oxo-2,3-dihydro-1H-isoindol-2-yl)propanehydrazide (CAS 477871-48-0)
- Ethyl 4-[3-(3,4-dichlorobenzamido)phenoxy]-2-(methylsulfanyl)pyrimidine-5-carboxylate (CAS 478065-06-4)
- 1-((4-Hydroxyphenyl)amino)-4-((3,3,5-trimethylcyclohexyl)amino)anthracene-9,10-dione (CAS 79817-57-5)
- 4-Butylpyrimidin-2-amine (CAS 30537-99-6)
- Potassium 2,2'-((carboxymethyl)azanediyl)diacetate (CAS 2399-86-2)
- 7-Aminopyrazolo[1,5-a]pyrimidin-2(1H)-one (CAS 856587-85-4)
- 2-((N-(2,4-dichloro-5-methoxyphenyl)-4-fluorophenyl)sulfonamido)-N-methylacetamide (CAS 338967-33-2)
- N-Methylthieno[3,2-b]pyridin-5-amine (CAS 1516366-21-4)
- 5-Amino-4-bromo-2-chloro-6-methylnicotinonitrile (CAS 847060-24-6)
- 2-(6-Nitro-1H-indol-3-yl)acetonitrile (CAS 7255-88-1)
- Benzyl trans-3-hydroxycyclobutanecarboxylate (CAS 128041-58-7)
- Liraglutide Impurity 22 (CAS 536721-25-2)
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