5-CYCLOPROPYL-2H-PYRAZOLE-3-CARBOXYLIC ACID

Base Information

• Chemical Name: 5-CYCLOPROPYL-2H-PYRAZOLE-3-CARBOXYLIC ACID
• CAS No.: 890591-72-7
• Molecular Formula: C₇H₈N₂O₂
• Molecular Weight: 152.153
• Mol file: 890591-72-7.mol

Synonyms:5-Cyclopropyl-1H-pyrazole-3-carboxylicacid; 5-Cyclopropylpyrazole-3-carboxylic acid

Chemical Property of 5-CYCLOPROPYL-2H-PYRAZOLE-3-CARBOXYLIC ACID

Chemical Property:

• Melting Point: 195-199 °C(lit.)
• PSA: 65.98000
• LogP: 0.98530

Purity/Quality:

98%Min ^*data from raw suppliers

3-Cyclopropylpyrazole-5-carboxylic acid 97% ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xn
• Statements: 22

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 5-CYCLOPROPYL-2H-PYRAZOLE-3-CARBOXYLIC ACID

There total 1 articles about 5-CYCLOPROPYL-2H-PYRAZOLE-3-CARBOXYLIC ACID 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: 48.0%

5-cyclopropyl-1H-pyrazole-3-carboxylic acid ethyl ester (133261-06-0) → 5-cyclopropyl-1H-pyrazole-3-carboxylic acid (890591-72-7)

Guidance literature:

With lithium hydroxide; In tetrahydrofuran; methanol; at 80 ℃; for 3h;

DOI:10.1016/j.bmcl.2007.07.101

Reference yield:

5-cyclopropyl-1H-pyrazole-3-carboxylic acid (890591-72-7) + tert-butylisonitrile (119072-55-8,7188-38-7) + isobutyraldehyde (78-84-2) + benzylamine (100-46-9) → C23H32N4O2

Guidance literature:

In methanol; at 20 - 50 ℃; for 24h;

DOI:10.1016/j.mencom.2012.01.016

upstream raw materials:

5-cyclopropyl-1H-pyrazole-3-carboxylic acid ethyl ester

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