5-(TERT-BUTYL)-3-(TRIFLUOROMETHYL)-1H-PYRAZOLE

Base Information

• Chemical Name: 5-(TERT-BUTYL)-3-(TRIFLUOROMETHYL)-1H-PYRAZOLE
• CAS No.: 150433-22-0
• Molecular Formula: C₈H₁₁F₃N₂
• Molecular Weight: 192.184
• Hs Code.: 2933199090
• Mol file: 150433-22-0.mol

Synonyms:3-tert-Butyl-5-trifluoromethyl-1H-pyrazole;5-tert-Butyl-3-(trifluoromethyl)-1H-pyrazole

Chemical Property of 5-(TERT-BUTYL)-3-(TRIFLUOROMETHYL)-1H-PYRAZOLE

Chemical Property:

• Vapor Pressure: 0.0289mmHg at 25°C
• Melting Point: 178 °C
• Refractive Index: 1.436
• Boiling Point: 206°Cat760mmHg
• PKA: 11.36±0.10(Predicted)
• Flash Point: 78.4°C
• PSA: 28.68000
• Density: 1.192g/cm³
• LogP: 2.72600
• Storage Temp.: 2-8°C

Purity/Quality:

99%, ^*data from raw suppliers

5-tert-Butyl-3-(trifluoromethyl)-1H-pyrazole ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

Useful:

Technology Process of 5-(TERT-BUTYL)-3-(TRIFLUOROMETHYL)-1H-PYRAZOLE

There total 2 articles about 5-(TERT-BUTYL)-3-(TRIFLUOROMETHYL)-1H-PYRAZOLE which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 77.0%

pivaloyltrifluoroacetone → 3(5)-tert-butyl-5(3)-trifluoromethylpyrazole (150433-22-0)

Guidance literature:

With hydrogenchloride; hydrazine hydrate; In ethanol; Heating;

DOI:10.1007/BF02503492

Reference yield: 57.0%

1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione (22767-90-4) → 3(5)-tert-butyl-5(3)-trifluoromethylpyrazole (150433-22-0)

Guidance literature:

With hydrazine hydrate; In chloroform; dimethyl sulfoxide; for 1440h;

DOI:10.1016/0040-4020(95)00672-U

upstream raw materials:

1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione

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