{5-[(5-fluoro-2-methylphenyl)sulfanyl]-1-methyl-3-phenyl-1H-pyrazol-4-yl}methyl 3,4-dichlorobenzoate CAS 956785-67-4
| CAS No. | 956785-67-4 |
| Molecular Formula | C25H19Cl2FN2O2S |
| Molecular Weight | 501.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 501.40 g/mol gives {5-[(5-fluoro-2-methylphenyl)sulfanyl]-1-methyl-3-phenyl-1H-pyrazol-4-yl}methyl 3,4-dichlorobenzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
{5-[(5-fluoro-2-methylphenyl)sulfanyl]-1-methyl-3-phenyl-1H-pyrazol-4-yl}methyl 3,4-dichlorobenzoate (CAS 956785-67-4), molecular formula C25H19Cl2FN2O2S and molecular weight 501.40 g/mol, is a CATO reference standard with documented purity and traceability.
{5-[(5-fluoro-2-methylphenyl)sulfanyl]-1-methyl-3-phenyl-1H-pyrazol-4-yl}methyl 3,4-dichlorobenzoate (C25H19Cl2FN2O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures {5-[(5-fluoro-2-methylphenyl)sulfanyl]-1-methyl-3-phenyl-1H-pyrazol-4-yl}methyl 3,4-dichlorobenzoate 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 | C25H19Cl2FN2O2S |
| Molecular Weight | 501.40 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related fluoro Standards
- (5-((5-Fluoro-2-methylphenyl)thio)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 2,4-dichlorobenzoate (CAS 956738-03-7)
- 4-(3-Fluoro-5-morpholinophenyl)-N-(4-(3-morpholino-1H-1,2,4-triazol-1-yl)phenyl)pyrimidin-2-amine (CAS 1128096-64-9)
- 4-(4-Fluoro-3-((pyridin-2-ylmethyl)carbamoyl)phenyl)-N-(1H-indazol-5-yl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide (CAS 1813527-81-9)
- 4-(3-Fluoro-4-methoxybenzoyl)-3-hydroxy-1-(3-morpholinopropyl)-5-(4-nitrophenyl)-1H-pyrrol-2(5H)-one (CAS 618081-58-6)
- 1-(5-Fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-tosyl-1H-indol-3-yl)-2,2-dimethylpropan-1-one (CAS 2390149-38-7)
- 4'-Fluoro-2,3',4,6-tetrabromodiphenyl ether (CAS 863314-87-8)
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Recommended Standards
- 2-((4-(4-Bromophenyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-1-(naphthalen-2-yl)ethanone (CAS 477330-64-6)
- Azido-PEG5-PFP ester (CAS 1818294-48-2)
- 3-(4-Allyl-5-((2-chloro-6-fluorobenzyl)thio)-4H-1,2,4-triazol-3-yl)-1-(4-chlorobenzyl)pyridin-2(1H)-one (CAS 400075-05-0)
- Methyl 2-(2-(N-(3,5-bis(trifluoromethyl)phenyl)sulfamoyl)-4,5-dimethoxyphenyl)acetate (CAS 1024082-03-8)
- 2,2,2-trifluoroethyl N-[3-(1,3,4-oxadiazol-2-yl)phenyl]carbamate (CAS 1223467-97-7)
- 1-(3-Fluorobenzyl)-1H-pyrazol-4-amine hydrochloride (CAS 1184970-69-1)
- 2-(5-Isopropyl-2-methylphenoxy)-5-methylaniline (CAS 946728-38-7)
- (2-Bromo-1-cyclopropylethyl)benzene (CAS 186551-45-1)
- 2-(3-Bromophenyl)-6-methyl-1,3,6,2-dioxazaborocane (CAS 374538-00-8)
- 1-Methylpyridin-1-ium-3-olate (CAS 25065-00-3)
- Forsythoside F (CAS 94130-58-2)
- (E)-1-(6,7-Dichloro-2,3-dihydro-1,4-benzodioxin-5-yl)-3-(dimethylamino)-2-propen-1-one (CAS 860789-47-5)
- 3-(2H-1,2,3-triazol-4-yl)aniline (CAS 876343-39-4)
- Semaglutide (CAS CATO-C4X-2226105)
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