5-Chloro-4-(((2,5-dichlorophenyl)thio)methyl)-1-methyl-3-((p-tolylthio)methyl)-1H-pyrazole CAS 318248-68-9
| CAS No. | 318248-68-9 |
| Molecular Formula | C19H17Cl3N2S2 |
| Molecular Weight | 443.84 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-Chloro-4-(((2,5-dichlorophenyl)thio)methyl)-1-methyl-3-((p-tolylthio)methyl)-1H-pyrazole 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.
5-Chloro-4-(((2,5-dichlorophenyl)thio)methyl)-1-methyl-3-((p-tolylthio)methyl)-1H-pyrazole (CAS 318248-68-9) is a high-purity analytical reference standard with the molecular formula C19H17Cl3N2S2 and a molecular weight of 443.84 g/mol.
Based on its molecular formula C19H17Cl3N2S2, 5-Chloro-4-(((2,5-dichlorophenyl)thio)methyl)-1-methyl-3-((p-tolylthio)methyl)-1H-pyrazole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 443.84 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 | C19H17Cl3N2S2 |
| Molecular Weight | 443.84 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Chloro Standards
- 5-Chloro-4-(((2,6-dichlorophenyl)thio)methyl)-1-methyl-3-((p-tolylthio)methyl)-1H-pyrazole (CAS 318248-67-8)
- 5-Chloro-4-{[(2,3-dichlorophenyl)sulfanyl]methyl}-1-methyl-3-{[(4-methylphenyl)sulfanyl]methyl}-1H-pyrazole (CAS 318248-66-7)
- 3-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-6-(pyridin-2-ylsulfanyl)-1,2,3,4-tetrahydropyrimidine-2,4-dione (CAS 306978-13-2)
- 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)-N-(pyridin-3-ylmethyl)benzenesulfonamide (CAS 344278-26-8)
- 2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}-4-phenylpyridine-3-carbonitrile (CAS 860650-51-7)
- 3-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl 4-methylbenzene-1-sulfonate (CAS 337919-83-2)
- (Z)-[(4-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}-3-nitrophenyl)methylidene](methoxy)amine 11R-1143 383147-29-3 (CAS 383147-29-3)
- N-(2-Chloro-4-methylphenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]acetamide (CAS 1775346-92-3)
Recommended Standards
- 1523406-39-4 (S)-1-((5-Chloropyridin-3-yl)methyl)-8-((R)-3-methylmorpholino)-2-(trifluoromethyl)-3,4-dihydro-1H-pyrimido[1,2-a]pyrimidin-6(2H)-one MFCD28411361 (CAS 1523406-39-4)
- (R)-1-((5-Chloropyridin-3-yl)methyl)-8-((R)-3-methylmorpholino)-2-(trifluoromethyl)-3,4-dihydro-1H-pyrimido[1,2-a]pyrimidin-6(2H)-one (CAS 1946010-79-2)
- N-(4-chlorophenyl)-4-oxo-3-(3-(trifluoromethyl)phenyl)-3,4-dihydrophthalazine-1-carboxamide (CAS 338976-06-0)
- (E)-{[2-(4-chlorophenyl)-7-methylimidazo[1,2-a]pyridin-3-yl]methylidene}({[3-(trifluoromethyl)phenyl]methoxy})amine (CAS 478257-49-7)
- 3-4-6-Tri-O-acetyl-α-D-glucopyranose 1-2-(methyl orthoacetate) (CAS 3254-16-8)
- 2-Bromo-3-(2-hexyldecyl)thiophene (CAS 1345699-93-5)
- 3,5-Bis(methylthio)isothiazole-4-carbonitrile (CAS 4886-13-9)
- Lacosamide Impurity 18 (CAS CATO-C4X-183018)
- 4-Chloro-7-fluoro-6-methoxyquinoline-3-carbonitrile (CAS 622369-40-8)
- N-(3-Bromophenyl)-2-((4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 556807-23-9)
- 2,3-Dibromo-7,8-dihydrodioxino-dibenzodioxin (CAS 782471-80-1)
- 2-((4-(4-Bromophenyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-ethoxyphenyl)acetamide (CAS 477330-03-3)
- 8-[3-(3-Methylphenyl)-1,2,4-oxadiazol-5-yl]-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-3-one (CAS 1239848-75-9)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
Why CATO?
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