1-methyl-3-phenyl-pyrazole

Base Information

• Chemical Name: 1-methyl-3-phenyl-pyrazole
• CAS No.: 3463-26-1
• Molecular Formula: C10H10N2
• Molecular Weight: 158.203
• Hs Code.: 2933199090
• Mol file: 3463-26-1.mol

Synonyms:1-Methyl-3-phenyl-pyrazol;3-phenyl-1-methylpyrazole;1H-Pyrazole, 1-methyl-3-phenyl-;1H-Pyrazole,1-methyl-3-phenyl;1-Methyl-3-phenyl-1H-pyrazole;1-methyl-3-phenyl-pyrazole;1-Methyl-3-phenyl-1H-pyrazol;

Chemical Property of 1-methyl-3-phenyl-pyrazole

Chemical Property:

• Vapor Pressure: 0.00641mmHg at 25°C
• Melting Point: 56°C
• Refractive Index: 1.6057 (estimate)
• Boiling Point: 280.5°Cat760mmHg
• PKA: 1.72±0.10(Predicted)
• Flash Point: 123.4°C
• PSA: 17.82000
• Density: 1.04g/cm³
• LogP: 2.08710
• Storage Temp.: Sealed in dry,Room Temperature
• Solubility.: Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)

Purity/Quality:

98%Min ^*data from raw suppliers

1-Methyl-3-phenyl-1H-pyrazole ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: 1-methyl-3-phenyl-1H-pyrazole is a useful research reagent for the synthesis of bioactive important small molecules.

Technology Process of 1-methyl-3-phenyl-pyrazole

There total 30 articles about 1-methyl-3-phenyl-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: 99.0%

1-methyl 3-phenyl Δ2-pyrazoline (18076-03-4) → 1-methyl-3-phenyl-1H-pyrazole (3463-26-1)

Guidance literature:

With copper(I) bromide dimethylsulfide complex; caesium carbonate; 1,8-diazabicyclo[5.4.0]undec-7-ene; potassium iodide; In 1,2-dichloro-ethane; at 135 ℃; for 5h; Schlenk technique;

DOI:10.1002/anie.201209618

Reference yield: 92.7%

1-methyl-3-phenyl-1H-pyrazole-4-carboxylic acid (105994-56-7) → 1-methyl-3-phenyl-1H-pyrazole (3463-26-1)

Guidance literature:

at 240 - 260 ℃; for 1h;

Reference yield: 85.0%

(Z)-1-(3-chloro-1-phenylpropylidene)-2-methylhydrazine → 1-methyl-3-phenyl-1H-pyrazole (3463-26-1)

Guidance literature:

With sodium nitrite; In ethanol; 1,2-dichloro-ethane; at 20 ℃; for 24h; Reagent/catalyst; Temperature;

DOI:10.1016/j.cclet.2021.02.025

upstream raw materials:

methyl bromide

3-phenylpyrazole

dimethyl sulfate

1,2-dimethyl-3-phenyl-pyrazolium; iodide

Downstream raw materials:

1,2-dimethyl-3-phenyl-pyrazolium; iodide

4-bromo-1-methyl-3-phenyl-1H-pyrazole

(1-methyl-3-phenyl-1H-pyrazol-4-yl)phenylmethanone

4-bromo-1-methyl-5-phenyl-1H-pyrazole

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