(Z)-3-bromo-5-(3,5-dichloro-4-methoxybenzylidene)-4-isopropylfuran-2(5H)-one

Base Information

Chemical Name:(Z)-3-bromo-5-(3,5-dichloro-4-methoxybenzylidene)-4-isopropylfuran-2(5H)-one
CAS No.:1569438-41-0
Molecular Formula:C₁₅H₁₃BrCl₂O₃
Molecular Weight:392.076
Hs Code.:

Synonyms:(Z)-3-bromo-5-(3,5-dichloro-4-methoxybenzylidene)-4-isopropylfuran-2(5H)-one

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Chemical Property of (Z)-3-bromo-5-(3,5-dichloro-4-methoxybenzylidene)-4-isopropylfuran-2(5H)-one

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Technology Process of (Z)-3-bromo-5-(3,5-dichloro-4-methoxybenzylidene)-4-isopropylfuran-2(5H)-one

There total 7 articles about (Z)-3-bromo-5-(3,5-dichloro-4-methoxybenzylidene)-4-isopropylfuran-2(5H)-one 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: 68.0%

: 1360895-23-3
(E)-2,3-dibromo-4-methylpent-2-enoic acid

: 1569438-68-1
1,3-dichloro-5-ethynyl-2-methoxybenzene

: 1569438-41-0
(Z)-3-bromo-5-(3,5-dichloro-4-methoxybenzylidene)-4-isopropylfuran-2(5H)-one

Guidance literature:: (E)-2,3-dibromo-4-methylpent-2-enoic acid; With potassium carbonate; In N,N-dimethyl-formamide; for 0.25h; Schlenk technique; Inert atmosphere; Darkness;

1,3-dichloro-5-ethynyl-2-methoxybenzene; With copper(l) iodide; In N,N-dimethyl-formamide; at 65 ℃; for 4h; Schlenk technique; Inert atmosphere; Darkness;
DOI:10.1002/adsc.201300459

Reference yield:

: 41727-58-6
3,5-dichloro-4-methoxybenzaldehyde

: 1569438-41-0
(Z)-3-bromo-5-(3,5-dichloro-4-methoxybenzylidene)-4-isopropylfuran-2(5H)-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: triphenylphosphine; zinc / dichloromethane / 48 h / -5 - 20 °C / Inert atmosphere; Schlenk technique

2.1: tert.-butyl lithium / tetrahydrofuran / 1 h / -78 °C / Inert atmosphere

2.2: -60 - 20 °C / Inert atmosphere

3.1: potassium carbonate / N,N-dimethyl-formamide / 0.25 h / Schlenk technique; Inert atmosphere; Darkness

3.2: 4 h / 65 °C / Schlenk technique; Inert atmosphere; Darkness

With tert.-butyl lithium; potassium carbonate; triphenylphosphine; zinc; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1002/adsc.201300459

Reference yield:

: 1569438-62-5
1,3-dichloro-5-(2,2-dibromovinyl)-2-methoxybenzene

: 1569438-41-0
(Z)-3-bromo-5-(3,5-dichloro-4-methoxybenzylidene)-4-isopropylfuran-2(5H)-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: tert.-butyl lithium / tetrahydrofuran / 1 h / -78 °C / Inert atmosphere

1.2: -60 - 20 °C / Inert atmosphere

2.1: potassium carbonate / N,N-dimethyl-formamide / 0.25 h / Schlenk technique; Inert atmosphere; Darkness

2.2: 4 h / 65 °C / Schlenk technique; Inert atmosphere; Darkness

With tert.-butyl lithium; potassium carbonate; In tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1002/adsc.201300459