Description

1H-Pyrazole, 3-methyl-5-(trifluoromethyl)- (CAS No. 10010-93-2) is a high-purity heterocyclic compound with the molecular formula C₅H₅F₃N₂. This fluorinated pyrazole derivative is a valuable building block in organic synthesis and pharmaceutical research, offering unique reactivity due to its trifluoromethyl group. The compound is supplied as a stable solid with >98% purity (HPLC), ensuring consistent performance in demanding applications. Its IUPAC name is 5-methyl-3-(trifluoromethyl)-1H-pyrazole, and it is also known by synonyms such as 3-Methyl-5-(trifluoromethyl)pyrazole. Suitable for use in medicinal chemistry, agrochemical development, and material science, this product is rigorously tested for quality and stored under optimal conditions to maintain integrity.

Properties

• CAS Number: 10010-93-2
• Complexity: 123
• IUPAC Name: 5-methyl-3-(trifluoromethyl)-1H-pyrazole
• InChI: InChI=1S/C5H5F3N2/c1-3-2-4(10-9-3)5(6,7)8/h2H,1H3,(H,9,10)
• InChI Key: DLCHCAYDSKIFIN-UHFFFAOYSA-N
• Exact Mass: 150.04048265
• Molecular Formula: C5H5F3N2
• Molecular Weight: 150.10
• SMILES: CC1=CC(=NN1)C(F)(F)F
• Topological: 28.7
• Monoisotopic Mass: 150.04048265
• Synonyms: 10010-93-2, 3-Methyl-5-(trifluoromethyl)pyrazole, 1H-Pyrazole, 3-methyl-5-(trifluoromethyl)-, DTXSID10142940, DTXCID5065431, 628-423-1, 5-methyl-3-(trifluoromethyl)-1H-pyrazole, 3-Methyl-5-(trifluoromethyl)-1H-pyrazole, 942060-04-0, 5-Methyl-3-trifluoromethyl-1H-pyrazole, 5-methyl-3-(trifluoromethyl)pyrazole, 3-Trifluoromethyl-5-(Methyl)Pyrazole, 5(3)-Methyl-3(5)-(trifluoromethyl)pyrazole, Pyrazole, 3-methyl-5-(trifluoromethyl)-, 3-methyl-5-trifluoromethylpyrazole, 3-trifluoromethyl-5-methylpyrazole, MFCD00156058, SCHEMBL29611, SCHEMBL192831, SCHEMBL622942, SCHEMBL1196699, SCHEMBL1490037, SCHEMBL1559080, SCHEMBL5295801, SCHEMBL8448440, CHEMBL2323846, CHEBI:194935, GDKOITGSFWGKPT-UHFFFAOYSA-N, 5-methyl-3-trifluoromethylpyrazole, HMS1661J06, 3-methyl-5-trifluoromethyl pyrazole, ALBB-004464, BCP06750, SBB004075, STK256677, AKOS000271282, AKOS002263203, CS-W000825, FS-1264, SB40597, 5-methyl-3-(triluoromethyl)-1H-pyrazole, AC-22449, CS-10776, SY050432, ST4123294, 1h-pyrazole, 5-methyl-3-(trifluoromethyl)-, 3-Methyl-5-(trifluoromethyl)pyrazole, 99%, M2032, 3-Methyl-5-(trifluoromethyl)-1H-pyrazole #, EN300-114077, N10403, 11T-0255, Q27451955, F2169-0687, F2169-0754, Pyrazole, 3(or 5)-methyl-5(or 3)-(trifluoromethyl)-, Z2160887338, InChI=1/C5H5F3N2/c1-3-2-4(10-9-3)5(6,7)8/h2H,1H3,(H,9,10, 1DV

Application

This trifluoromethyl-substituted pyrazole serves as a key intermediate in the synthesis of biologically active molecules, particularly in pharmaceutical and agrochemical research. Its electron-withdrawing trifluoromethyl group enhances metabolic stability, making it valuable for drug discovery. The compound is also utilized in ligand design for catalysis and as a scaffold in material science applications.

Safety and Hazards

GHS Hazard Statements

• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (97.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (97.7%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.