ethyl 5,5-bis(4-chlorophenyl)-2-methyl-3-(naphthalen-2-yl)penta-3,4-dienoate

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Chemical Name:ethyl 5,5-bis(4-chlorophenyl)-2-methyl-3-(naphthalen-2-yl)penta-3,4-dienoate
CAS No.:1310712-09-4
Molecular Formula:C₃₀H₂₄Cl₂O₂
Molecular Weight:487.425
Hs Code.:

Synonyms:ethyl 5,5-bis(4-chlorophenyl)-2-methyl-3-(naphthalen-2-yl)penta-3,4-dienoate

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Chemical Property of ethyl 5,5-bis(4-chlorophenyl)-2-methyl-3-(naphthalen-2-yl)penta-3,4-dienoate

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Technology Process of ethyl 5,5-bis(4-chlorophenyl)-2-methyl-3-(naphthalen-2-yl)penta-3,4-dienoate

There total 6 articles about ethyl 5,5-bis(4-chlorophenyl)-2-methyl-3-(naphthalen-2-yl)penta-3,4-dienoate 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: 92.0%

: 1310711-83-1
ethyl 5,5-bis(4-chlorophenyl)-2-methylpenta-2,3,4-trienoate

: 32316-92-0
naphthalene-2-boronic acid

: 1310712-09-4
ethyl 5,5-bis(4-chlorophenyl)-2-methyl-3-(naphthalen-2-yl)penta-3,4-dienoate

Guidance literature:: With [Pd((CN(C₁₀H₆)C₆H₄NCH₃)2)(H₂O)2]⁽²⁺⁾*2O₃SCF₃^(1-)=[Pd((CN(C₁₀H₆)C₆H₄NCH₃)2)(H₂O)2][O₃SCF₃]2; triethylamine; In 1,4-dioxane; at 80 ℃; for 12h; optical yield given as %ee; enantioselective reaction; Inert atmosphere;
DOI:10.1002/chem.201100703

Reference yield:

: 1119249-33-0
C₁₅H₁₃BrCl₂O

: 1310712-09-4
ethyl 5,5-bis(4-chlorophenyl)-2-methyl-3-(naphthalen-2-yl)penta-3,4-dienoate

Guidance literature:: Multi-step reaction with 4 steps

1: bromine / chloroform / 3 h / Irradiation; Inert atmosphere

2: toluene / 3 h / 80 °C / Inert atmosphere

3: triethylamine / acetonitrile / 0 °C / Inert atmosphere

4: [Pd((CN(C₁₀H₆)C₆H₄NCH₃)2)(H₂O)2]⁽²⁺⁾*2O₃SCF₃^(1-)=[Pd((CN(C₁₀H₆)C₆H₄NCH₃)2)(H₂O)2][O₃SCF₃]2; triethylamine / 1,4-dioxane / 12 h / 80 °C / Inert atmosphere

With [Pd((CN(C₁₀H₆)C₆H₄NCH₃)2)(H₂O)2]⁽²⁺⁾*2O₃SCF₃^(1-)=[Pd((CN(C₁₀H₆)C₆H₄NCH₃)2)(H₂O)2][O₃SCF₃]2; bromine; triethylamine; In 1,4-dioxane; chloroform; toluene; acetonitrile;
DOI:10.1002/chem.201100703

Reference yield:

: 1119249-35-2
Br^(1-)*C₃₃H₂₅BrCl₂P⁽¹⁺⁾

: 1310712-09-4
ethyl 5,5-bis(4-chlorophenyl)-2-methyl-3-(naphthalen-2-yl)penta-3,4-dienoate

Guidance literature:: Multi-step reaction with 2 steps

1: triethylamine / acetonitrile / 0 °C / Inert atmosphere

2: [Pd((CN(C₁₀H₆)C₆H₄NCH₃)2)(H₂O)2]⁽²⁺⁾*2O₃SCF₃^(1-)=[Pd((CN(C₁₀H₆)C₆H₄NCH₃)2)(H₂O)2][O₃SCF₃]2; triethylamine / 1,4-dioxane / 12 h / 80 °C / Inert atmosphere

With [Pd((CN(C₁₀H₆)C₆H₄NCH₃)2)(H₂O)2]⁽²⁺⁾*2O₃SCF₃^(1-)=[Pd((CN(C₁₀H₆)C₆H₄NCH₃)2)(H₂O)2][O₃SCF₃]2; triethylamine; In 1,4-dioxane; acetonitrile;
DOI:10.1002/chem.201100703