ethyl 5-cyclopropyl-1-methyl-1H-pyrazole-3-carboxylate

Base Information

• Chemical Name: ethyl 5-cyclopropyl-1-methyl-1H-pyrazole-3-carboxylate
• CAS No.: 1223748-44-4
• Molecular Formula: C₁₀H₁₄N₂O₂
• Molecular Weight: 194.233
• Hs Code.: 2933199090
• Mol file: 1223748-44-4.mol

Synonyms:ethyl 5-cyclopropyl-1-methyl-1H-pyrazole-3-carboxylate

Chemical Property of ethyl 5-cyclopropyl-1-methyl-1H-pyrazole-3-carboxylate

Chemical Property:

• PSA: 44.12000
• LogP: 1.47420
• Storage Temp.: 2-8°C

Purity/Quality:

97% ^*data from raw suppliers

Ethyl5-cyclopropyl-1-methyl-1H-pyrazole-3-carboxylate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of ethyl 5-cyclopropyl-1-methyl-1H-pyrazole-3-carboxylate

There total 1 articles about ethyl 5-cyclopropyl-1-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: 87.0%

ethyl 4-cyclopropyl-2,4-dioxobutanoate (21080-80-8) + methylhydrazine (60-34-4) → ethyl 3-cyclopropyl-1-methyl-1H-pyrazole-5-carboxylate (133261-11-7) + ethyl 5-cyclopropyl-1-methyl-1H-pyrazole-3-carboxylate (1223748-44-4)

Guidance literature:

In 2,2,2-trifluoroethanol; for 1h; regioselective reaction;

DOI:10.1021/op500114v

Reference yield:

ethyl 5-cyclopropyl-1-methyl-1H-pyrazole-3-carboxylate (1223748-44-4) → 5-cyclopropyl-1-methylpyrazole-3-carboxylic acid (1177291-38-1)

Guidance literature:

With water; sodium hydroxide; In ethanol; at 50 ℃; for 2h;

upstream raw materials:

ethyl 4-cyclopropyl-2,4-dioxobutanoate

methylhydrazine

Downstream raw materials:

5-cyclopropyl-1-methylpyrazole-3-carboxylic acid

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