3-Methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazol-5-amine CAS 345-07-3
| CAS No. | 345-07-3 |
| Molecular Formula | C11H10F3N3 |
| Molecular Weight | 241.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-Methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazol-5-amine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
3-Methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazol-5-amine (CAS 345-07-3) is a high-purity analytical reference standard with the molecular formula C11H10F3N3 and a molecular weight of 241.21 g/mol.
Based on its molecular formula C11H10F3N3, 3-Methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazol-5-amine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 241.21 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 | C11H10F3N3 |
| Molecular Weight | 241.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- 1-(3-(Trifluoromethyl)benzyl)-1H-pyrazol-4-amine (CAS 1002033-51-3)
- 4-(5-Methyl-3-(trifluoromethyl)-1h-pyrazol-1-yl)aniline (CAS 1006348-64-6)
- (4-(3-(Trifluoromethyl)-1h-pyrazol-1-yl)phenyl)methanamine (CAS 1006951-06-9)
- 1-(2-(Trifluoromethyl)benzyl)-1H-pyrazol-5-amine (CAS 1015846-00-0)
- 1-(3-(Trifluoromethyl)benzyl)-1h-pyrazol-5-amine (CAS 1052563-64-0)
- 1-(4-(Trifluoromethyl)benzyl)-1H-pyrazol-4-amine (CAS 1104806-98-5)
- (5-(4-(Trifluoromethyl)phenyl)furan-2-yl)methanamine (CAS 1152622-44-0)
- (5-(2-(Trifluoromethyl)phenyl)-1H-imidazol-2-yl)methanamine (CAS 1156709-30-6)
Recommended Standards
- 3-(Pyrrolidin-1-yl)-5-(trifluoromethyl)picolinonitrile (CAS 338420-10-3)
- 3-Oxo-2-(3-(trifluoromethyl)phenyl)pentanenitrile (CAS 77186-59-5)
- 3-(2-Methyl-1H-imidazol-1-yl)-5-(trifluoromethyl)aniline (CAS 641571-06-4)
- 4-(3,5-Difluorophenyl)thiazole-2-carboxylic acid (CAS 886367-39-1)
- 1000575-73-4 2-Chloro-N-(2-chlorophenyl)-2-[2-(4-methylphenyl)hydrazono]acetamide MFCD09877858 (CAS 1000575-73-4)
- 1-(7-Bromobenzofuran-2-yl)butan-1-amine (CAS 1494947-85-1)
- Maprotiline Hydrochloride (CAS 10347-81-6)
- 4-Amino-3,3-difluorocyclohexane-1-carboxylic acid (CAS 2231676-45-0)
- Methyl 2-amino-4-(3-chloro-4-nitrophenyl)-5-oxo-4H,5H-thiochromeno[4,3-b]pyran-3-carboxylate (CAS 939889-13-1)
- Methyl 4-(pyrrolidin-2-yl)benzoate hydrochloride (CAS 1203685-30-6)
- 2-((2-Cyclopropyl-7,8-dimethoxy-2h-chromen-5-yl)methyl)-3-(phenylamino)acrylonitrile (CAS 192315-08-5)
- Ethyl 6-methylmorpholine-2-carboxylate (CAS 2092520-02-8)
- (2-(Benzyloxy)-4,5-difluorophenyl)methanol (CAS 1823862-22-1)
- Experimental Allergic Encephalitogenic Peptide (CAS 29705-92-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com