ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]propenoate

Base Information

• Chemical Name: ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]propenoate
• CAS No.: 888738-57-6
• Molecular Formula: C₁₈H₂₀Cl₂N₂O₃
• Molecular Weight: 383.274

Synonyms:ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]propenoate

Chemical Property of ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]propenoate

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Technology Process of ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]propenoate

There total 10 articles about ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]propenoate 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%

1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazole-5-carbaldehyde (888738-56-5) + triethyl phosphonoacetic acid → ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]propenoate (888738-57-6)

Guidance literature:

In tetrahydrofuran; water; N,N-dimethyl-formamide;

Reference yield: 92.0%

diethoxyphosphoryl-acetic acid ethyl ester (867-13-0) + 1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazole-5-carbaldehyde (888738-56-5) → ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]propenoate (888738-57-6)

Guidance literature:

With sodium hydride; In tetrahydrofuran; N,N-dimethyl-formamide; at 0 - 20 ℃; for 1.16667h;

Reference yield: 87.0%

2-iodo-propane (75-30-9) + ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-hydroxy-1H-pyrazol-5-yl]propenoate (926296-24-4) → ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]propenoate (888738-57-6)

Guidance literature:

With potassium carbonate; In N,N-dimethyl-formamide; at 20 ℃;

DOI:10.1016/j.bmc.2011.12.008

upstream raw materials:

diethoxyphosphoryl-acetic acid ethyl ester

1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazole-5-carbaldehyde

2-iodo-propane

ethyl (E)-3-[1-(2,4-dichlorobenzyl)-3-hydroxy-1H-pyrazol-5-yl]propenoate

Downstream raw materials:

ethyl 3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]propanoate

(E)-3-[1-(2,4-dichlorobenzyl)-3-isopropoxy-1H-pyrazol-5-yl]-N-(pentylsulfonyl)propenamide

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