(2E,4E)-5-[3',5'-dimethoxy-4'-(4''-ethoxybenzyloxy)phenyl]-2,4-pentadien-1-ol

Base Information

Chemical Name:(2E,4E)-5-[3',5'-dimethoxy-4'-(4''-ethoxybenzyloxy)phenyl]-2,4-pentadien-1-ol
CAS No.:1023327-74-3
Molecular Formula:C₂₂H₂₆O₅
Molecular Weight:370.445
Hs Code.:

Synonyms:(2E,4E)-5-[3',5'-dimethoxy-4'-(4''-ethoxybenzyloxy)phenyl]-2,4-pentadien-1-ol

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (2E,4E)-5-[3',5'-dimethoxy-4'-(4''-ethoxybenzyloxy)phenyl]-2,4-pentadien-1-ol

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Technology Process of (2E,4E)-5-[3',5'-dimethoxy-4'-(4''-ethoxybenzyloxy)phenyl]-2,4-pentadien-1-ol

There total 4 articles about (2E,4E)-5-[3',5'-dimethoxy-4'-(4''-ethoxybenzyloxy)phenyl]-2,4-pentadien-1-ol 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: 52.4%

: 1023327-71-0
(2E,4E)-5-[3',5'-dimethoxy-4'-(4''-ethoxybenzyloxy)phenyl]-2,4-pentadienoic acid ethyl ester

: 1023327-74-3
(2E,4E)-5-[3',5'-dimethoxy-4'-(4''-ethoxybenzyloxy)phenyl]-2,4-pentadien-1-ol

Guidance literature:: With aluminum (III) chloride; lithium aluminium tetrahydride; In diethyl ether; at 0 ℃; for 1.5h;
DOI:10.1080/14786410902830175

Reference yield:

: 881854-95-1
3,5-dimethoxy-4-(4'-ethoxybenzyloxy)benzaldehyde

: 1023327-74-3
(2E,4E)-5-[3',5'-dimethoxy-4'-(4''-ethoxybenzyloxy)phenyl]-2,4-pentadien-1-ol

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium ethanolate / tetrahydrofuran; ethanol

1.2: 2 h

2.1: lithium aluminium tetrahydride; aluminum (III) chloride / diethyl ether / 1.5 h / 0 °C

With aluminum (III) chloride; lithium aluminium tetrahydride; sodium ethanolate; In tetrahydrofuran; diethyl ether; ethanol; 1.2: Wittig reaction;
DOI:10.1080/14786410902830175

Reference yield:

: 6214-44-4
4-ethoxybenzyl alcohol

: 1023327-74-3
(2E,4E)-5-[3',5'-dimethoxy-4'-(4''-ethoxybenzyloxy)phenyl]-2,4-pentadien-1-ol

Guidance literature:: Multi-step reaction with 4 steps

1.1: sulfuric acid; hydrogen bromide

2.1: potassium carbonate / acetone / 4 h / Reflux

3.1: sodium ethanolate / tetrahydrofuran; ethanol

3.2: 2 h

4.1: lithium aluminium tetrahydride; aluminum (III) chloride / diethyl ether / 1.5 h / 0 °C

With aluminum (III) chloride; lithium aluminium tetrahydride; sulfuric acid; hydrogen bromide; sodium ethanolate; potassium carbonate; In tetrahydrofuran; diethyl ether; ethanol; acetone; 3.2: Wittig reaction;
DOI:10.1080/14786410902830175