ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazole-3-carboxylate

Base Information

• Chemical Name: ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazole-3-carboxylate
• CAS No.: 1445831-06-0
• Molecular Formula: C₁₇H₂₀F₂N₂O₄
• Molecular Weight: 354.354
• Mol file: 1445831-06-0.mol

Synonyms:ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazole-3-carboxylate

Chemical Property of ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazole-3-carboxylate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazole-3-carboxylate

There total 3 articles about ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazole-3-carboxylate 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: 55.7%

ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-hydroxy-4-methyl-1H-pyrazole-3-carboxylate (1445830-97-6) + methyl iodide (74-88-4) → ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazole-3-carboxylate (1445831-06-0)

Guidance literature:

With potassium carbonate; In acetone; at 20 ℃; for 48h;

Reference yield:

diethyl oxalpropionate (759-65-9) → ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazole-3-carboxylate (1445831-06-0)

Guidance literature:

Multi-step reaction with 2 steps

1: acetic acid / 1,4-dioxane / 16 h / 90 °C / Inert atmosphere

2: potassium carbonate / acetone / 48 h / 20 °C

With potassium carbonate; acetic acid; In 1,4-dioxane; acetone;

Reference yield:

diethyl oxalpropionate (759-65-9) + (4-ethoxy-2,6-difluorobenzyl)hydrazine dihydrochloride → ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazole-3-carboxylate (1445831-06-0)

Guidance literature:

Multi-step reaction with 2 steps

1: acetic acid / 1,4-dioxane / 16 h / 90 °C / Inert atmosphere

2: potassium carbonate / acetone / 48 h / 20 °C

With potassium carbonate; acetic acid; In 1,4-dioxane; acetone;

upstream raw materials:

ethyl 1-(4-ethoxy-2,6-difluorobenzyl)-5-hydroxy-4-methyl-1H-pyrazole-3-carboxylate

methyl iodide

diethyl oxalpropionate

Downstream raw materials:

2-[1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazol-3-yl]-5-methoxy-N-(pyridin-4-yl)pyrimidin-4-amine

1-(4-ethoxy-2,6-difiuorobenzyl)-5-methoxy-4-methyl-1H-pyrazole-3-carboximidamide hydrochloride

2-[1-(4-ethoxy-2,6-difluorobenzyl)-5-methoxy-4-methyl-1H-pyrazol-3-yl]-5-methoxypyrimidin-4-amine