4-[3-(4-bromophenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]benzene sulfonamide

Base Information

Chemical Name:4-[3-(4-bromophenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]benzene sulfonamide
CAS No.:111607-59-1
Molecular Formula:C₂₁H₁₈BrN₃O₂S
Molecular Weight:456.363
Hs Code.:

Synonyms:4-[3-(4-bromophenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]benzene sulfonamide

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Chemical Property of 4-[3-(4-bromophenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]benzene sulfonamide

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Technology Process of 4-[3-(4-bromophenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]benzene sulfonamide

There total 4 articles about 4-[3-(4-bromophenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]benzene sulfonamide 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: 85.0%

: 111607-55-7
4-{N'-[(E)-3-(4-Bromo-phenyl)-1-phenyl-prop-2-en-(E)-ylidene]-hydrazino}-benzenesulfonamide

: 111607-59-1
4-[3-(4-bromophenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]benzene sulfonamide

Guidance literature:: With hydrogenchloride; for 1h; Heating;
DOI:10.1002/jps.2600760808

Reference yield: 71.0%

: 111607-59-1
4-[3-(4-bromophenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]benzene sulfonamide

Guidance literature:: With acetic acid; In ethanol; at 150 ℃; for 1h; Microwave irradiation; Sealed tube;

Reference yield:

: 1774-66-9
3-(4-bromophenyl)-1-phenylprop-2-en-1-one

: 111607-59-1
4-[3-(4-bromophenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]benzene sulfonamide

Guidance literature:: Multi-step reaction with 2 steps

1: 84 percent / sodium acetate / ethanol; H₂O / 1 h / Heating

2: 85 percent / HCl / 1 h / Heating

With hydrogenchloride; sodium acetate; In ethanol; water;
DOI:10.1002/jps.2600760808