dibutyl 5,5'-bis[(E)-(3-bromophenyl)diazenyl]biphenyl-3,3'-dicarboxylate

Base Information

Chemical Name:dibutyl 5,5'-bis[(E)-(3-bromophenyl)diazenyl]biphenyl-3,3'-dicarboxylate
CAS No.:1416273-44-3
Molecular Formula:C₃₄H₃₂Br₂N₄O₄
Molecular Weight:720.46
Hs Code.:

Synonyms:dibutyl 5,5'-bis[(E)-(3-bromophenyl)diazenyl]biphenyl-3,3'-dicarboxylate

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Chemical Property of dibutyl 5,5'-bis[(E)-(3-bromophenyl)diazenyl]biphenyl-3,3'-dicarboxylate

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Technology Process of dibutyl 5,5'-bis[(E)-(3-bromophenyl)diazenyl]biphenyl-3,3'-dicarboxylate

There total 6 articles about dibutyl 5,5'-bis[(E)-(3-bromophenyl)diazenyl]biphenyl-3,3'-dicarboxylate 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: 73.0%

: 1416273-42-1
dibutyl 5,5'-diaminobiphenyl-3,3'-dicarboxylate

: 13125-68-3
1-bromo-3-nitrosobenzene

: 1416273-44-3
dibutyl 5,5'-bis[(E)-(3-bromophenyl)diazenyl]biphenyl-3,3'-dicarboxylate

Guidance literature:: With acetic acid; at 20 ℃;
DOI:10.1039/c2cc35974j

Reference yield:

: 6307-83-1
3-bromo-5-nitro-benzoic acid

: 1416273-44-3
dibutyl 5,5'-bis[(E)-(3-bromophenyl)diazenyl]biphenyl-3,3'-dicarboxylate

Guidance literature:: Multi-step reaction with 4 steps

1: thionyl chloride / 3 h / 0 - 100 °C

2: tin(II) chloride dihdyrate / ethanol / 3 h / 60 °C

3: tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate / toluene; butan-1-ol; water / 38 h / 100 °C / Inert atmosphere

4: acetic acid / 20 °C

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; thionyl chloride; tin(II) chloride dihdyrate; sodium carbonate; acetic acid; In ethanol; water; toluene; butan-1-ol; 3: |Suzuki Coupling;
DOI:10.1039/c2cc35974j

Reference yield:

: 1416273-36-3
butyl 3-nitro-5-bromobenzoate

: 1416273-44-3
dibutyl 5,5'-bis[(E)-(3-bromophenyl)diazenyl]biphenyl-3,3'-dicarboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: tin(II) chloride dihdyrate / ethanol / 3 h / 60 °C

2: tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate / toluene; butan-1-ol; water / 38 h / 100 °C / Inert atmosphere

3: acetic acid / 20 °C

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; tin(II) chloride dihdyrate; sodium carbonate; acetic acid; In ethanol; water; toluene; butan-1-ol; 2: |Suzuki Coupling;
DOI:10.1039/c2cc35974j