ethyl 3-[2-(2-hydroxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate

Base Information

Chemical Name:ethyl 3-[2-(2-hydroxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate
CAS No.:898538-92-6
Molecular Formula:C₁₉H₂₈O₅
Molecular Weight:336.428
Hs Code.:

Synonyms:ethyl 3-[2-(2-hydroxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate

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Chemical Property of ethyl 3-[2-(2-hydroxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate

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Technology Process of ethyl 3-[2-(2-hydroxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate

There total 7 articles about ethyl 3-[2-(2-hydroxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate 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: 75.0%

: 898538-91-5
3-[2-(2-hydroxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-prop-2-en-1-ol

: 78-39-7
Triethyl orthoacetate

: 898538-92-6
ethyl 3-[2-(2-hydroxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate

: 960367-63-9
ethyl 3-[2-(2-acetoxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate

Guidance literature:: With propionic acid; for 5h; Heating;
DOI:10.1016/j.tetlet.2006.04.011

Reference yield:

: 960367-63-9
ethyl 3-[2-(2-acetoxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate

: 898538-92-6
ethyl 3-[2-(2-hydroxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate

Guidance literature:: Alkaline hydrolysis;
DOI:10.1016/j.tetlet.2006.04.011

Reference yield:

: 55939-26-9
6-methoxy-7-methylcoumarin

: 898538-92-6
ethyl 3-[2-(2-hydroxy-1,1-dimethylethoxy)-5-methoxy-4-methylphenyl]-4-pentenoate

Guidance literature:: Multi-step reaction with 4 steps

1: 75 percent / NaOH / 6 h / Heating

2: 98 percent / diethyl ether / 0 °C

3: 90 percent / LAH / diethyl ether / 4 h / -20 °C

4: 75 percent / propionic acid / 5 h / Heating

With sodium hydroxide; lithium aluminium tetrahydride; propionic acid; In diethyl ether; 1: Bargellini condensation / 4: Claisen orthoester rearrangement;
DOI:10.1016/j.tetlet.2006.04.011