4,4'-((4-chlorophenyl)methylene)bis(1-(4-chlorophenyl)-3-methyl-1H-pyrazol-5-ol)

Base Information

• Chemical Name: 4,4'-((4-chlorophenyl)methylene)bis(1-(4-chlorophenyl)-3-methyl-1H-pyrazol-5-ol)
• CAS No.: 1198598-18-3
• Molecular Formula: C₂₇H₂₁Cl₃N₄O₂
• Molecular Weight: 539.848

Synonyms:4,4'-((4-chlorophenyl)methylene)bis(1-(4-chlorophenyl)-3-methyl-1H-pyrazol-5-ol)

Chemical Property of 4,4'-((4-chlorophenyl)methylene)bis(1-(4-chlorophenyl)-3-methyl-1H-pyrazol-5-ol)

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Technology Process of 4,4'-((4-chlorophenyl)methylene)bis(1-(4-chlorophenyl)-3-methyl-1H-pyrazol-5-ol)

There total 4 articles about 4,4'-((4-chlorophenyl)methylene)bis(1-(4-chlorophenyl)-3-methyl-1H-pyrazol-5-ol) 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: 86.0%

ethyl acetoacetate (141-97-9) + 4-chlorobenzaldehyde (104-88-1) + N-4-chlorophenylhydrazine (1073-69-4) → 4,4'-((4-chlorophenyl)methylene)bis(1-(4-chlorophenyl)-3-methyl-1H-pyrazol-5-ol) (1198598-18-3)

Guidance literature:

With tetraethylammonium L-prolinate; In ethanol; for 0.916667h; Catalytic behavior; Reflux; Green chemistry;

DOI:10.1080/00397911.2020.1799014

Reference yield: 56.0%

4-chlorobenzaldehyde (104-88-1) + ethyl vinyl ether (109-92-2,25104-37-4) + 1-(4-chlorophenyl)-3-methyl-2-pyrazolin-5-one (13024-90-3) → C21H20Cl2N2O2 + C21H20Cl2N2O2 + 4,4'-((4-chlorophenyl)methylene)bis(1-(4-chlorophenyl)-3-methyl-1H-pyrazol-5-ol) (1198598-18-3)

Guidance literature:

With (S)-diphenylprolinol; In tert-butyl alcohol; at 110 ℃; for 0.5h; optical yield given as %de; Microwave irradiation;

DOI:10.1016/j.tetlet.2009.09.047

Reference yield:

4-chlorobenzaldehyde (104-88-1) + ethyl vinyl ether (109-92-2,25104-37-4) + 1-(4-chlorophenyl)-3-methyl-2-pyrazolin-5-one (13024-90-3) → 4,4'-((4-chlorophenyl)methylene)bis(1-(4-chlorophenyl)-3-methyl-1H-pyrazol-5-ol) (1198598-18-3)

Guidance literature:

With indium(III) chloride; In methanol; at 110 ℃; for 0.5h; Microwave irradiation;

DOI:10.1016/j.tetlet.2009.09.047

upstream raw materials:

4-chlorobenzaldehyde

ethyl vinyl ether

1-(4-chlorophenyl)-3-methyl-2-pyrazolin-5-one

ethyl acetoacetate

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