bis(1,5-diphenyl-1H-pyrazol-4-yl)methanone

Base Information

• Chemical Name: bis(1,5-diphenyl-1H-pyrazol-4-yl)methanone
• CAS No.: 1447990-33-1
• Molecular Formula: C₃₁H₂₂N₄O
• Molecular Weight: 466.542
• Mol file: 1447990-33-1.mol

Synonyms:bis(1,5-diphenyl-1H-pyrazol-4-yl)methanone

Chemical Property of bis(1,5-diphenyl-1H-pyrazol-4-yl)methanone

Chemical Property:

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Technology Process of bis(1,5-diphenyl-1H-pyrazol-4-yl)methanone

There total 3 articles about bis(1,5-diphenyl-1H-pyrazol-4-yl)methanone 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: 94.0%

carbon monoxide (201230-82-2) + N-phenyl 3-phenyl propyn-1-al hydrazone → bis(1,5-diphenyl-1H-pyrazol-4-yl)methanone (1447990-33-1)

Guidance literature:

With Pd(trifluoroacetate)2(Me₂C(C₃H₄NO)2); p-benzoquinone; In methanol; at 20 ℃; for 2h; Reagent/catalyst;

DOI:10.1039/c3ob40913a

Reference yield: 79.0%

methanol (67-56-1) + carbon monoxide (201230-82-2) + N-phenyl 3-phenyl propyn-1-al hydrazone → bis(1,5-diphenyl-1H-pyrazol-4-yl)methanone (1447990-33-1) + methyl 1,5-diphenyl-1H-pyrazole-4-carboxylate (70375-80-3)

Guidance literature:

With palladium(II) trifluoroacetate; p-benzoquinone; In dimethyl sulfoxide; at 0 ℃; for 73h; Reagent/catalyst; Solvent;

DOI:10.1039/c4ob01576b

Reference yield: 32.0%

methanol (67-56-1) + carbon monoxide (201230-82-2) + N-phenyl 3-phenyl propyn-1-al hydrazone → bis(1,5-diphenyl-1H-pyrazol-4-yl)methanone (1447990-33-1)

Guidance literature:

With palladium(II) trifluoroacetate; p-benzoquinone; In dimethyl sulfoxide; at 0 ℃; for 49h; Solvent; Reagent/catalyst;

DOI:10.1039/c4ob01576b

upstream raw materials:

carbon monoxide

methanol