1-(2,4-Dimethylphenyl)-3-(3-methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole CAS 1146698-13-6
| CAS No. | 1146698-13-6 |
| Molecular Formula | C19H17F3N2O |
| Molecular Weight | 346.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 346.35 g/mol gives 1-(2,4-Dimethylphenyl)-3-(3-methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-(2,4-Dimethylphenyl)-3-(3-methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole (CAS 1146698-13-6), molecular formula C19H17F3N2O and molecular weight 346.35 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 1-(2,4-Dimethylphenyl)-3-(3-methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole (C19H17F3N2O) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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 1-(2,4-Dimethylphenyl)-3-(3-methoxyphenyl)-5-(trifluoromethyl)-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.
Physical & Chemical Properties
| Molecular Formula | C19H17F3N2O |
| Molecular Weight | 346.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Dimethylphenyl Standards
- 2-[Bis(3,5-dimethylphenyl)phosphino]benzaldehyde (CAS 669091-00-3)
- 7-(2,4-Dimethylphenyl)-3-(thiophen-2-yl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[4,3-c]pyrimidine (CAS 848213-20-7)
- Tris(2,5-dimethylphenyl)phosphine (CAS 115034-38-3)
- Tris(2,4-dimethylphenyl)phosphine (CAS 49676-42-8)
- 6-(3,4-Dimethylphenyl)-2-mercapto-4-(4-methoxyphenyl)nicotinonitrile (CAS 885270-05-3)
- N-(2,6-Dimethylphenyl)-4-methyl-3-(3-morpholinopropyl)thiazol-2(3H)-imine (CAS 905781-66-0)
- 2-(4-(2,4-Dimethylphenyl)-2-(4-methylpiperazin-1-yl)thiazol-5-yl)acetic acid (CAS 1443291-74-4)
- 4-(2,4-Dimethylphenyl)-5-(naphthalen-1-ylmethyl)-4h-1,2,4-triazole-3-thiol (CAS 519152-04-6)
Recommended Standards
- N-(2-((2-fluorobenzyl)amino)-2-oxoethyl)-N-(4-methoxyphenyl)glycine (CAS 1142215-92-6)
- tert-Butyl 4-{[2-(trifluoromethyl)pyrimidin-4-yl]amino}piperidine-1-carboxylate (CAS 1216564-68-9)
- N-(2-((4-fluorobenzyl)amino)-2-oxoethyl)-N-(4-methoxyphenyl)glycine (CAS 1142215-49-3)
- Dimethyl-{6-[4-(1-methyl-1H-pyrazol-3-yl)-phenyl]-4-trifluoromethyl-pyridin-2-yl}-amine (CAS 1311279-45-4)
- Zileuton Related Compound B (CAS 97978-07-9)
- (3-(4-Bromophenyl)-1-(3-chloro-4-fluorophenyl)-1H-pyrazol-4-yl)methanol (CAS 618383-29-2)
- N-[4-(5-Formyl-2-furyl)phenyl]acetamide (CAS 53811-38-4)
- 7-Chloro-1H-benzo[d]imidazole-5-carboxylic acid hydrochloride (CAS 1820717-31-4)
- 3,9-Dimethoxy-6H-benzofuro[3,2-c]chromene (CAS 1433-08-5)
- Alogliptin Related Compound 13 (CAS 865758-98-1)
- 4-Nitro-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole (CAS 1260160-79-9)
- 2-Amino-1-thiophen-2-ylethanol (CAS 10021-67-7)
- 6-(3-Methoxyphenyl)pyrimidine-4-carboxylic acid (CAS 1207724-10-4)
- Tirzepatide Impurity 12 (CAS CATO-C4X-324012)
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