METHYL 1H-PYRAZOLE-3-CARBOXYLATE

Base Information

• Chemical Name: METHYL 1H-PYRAZOLE-3-CARBOXYLATE
• CAS No.: 15366-34-4
• Molecular Formula: C5H6N2O2
• Molecular Weight: 126.115
• Hs Code.: 2933199090
• Mol file: 15366-34-4.mol

Synonyms:Pyrazole-3-carboxylicacid, methyl ester (6CI,8CI);Methyl3-pyrazolecarboxylate;

Chemical Property of METHYL 1H-PYRAZOLE-3-CARBOXYLATE

Chemical Property:

• Vapor Pressure: 0.00657mmHg at 25°C
• Melting Point: 141-142 °C
• Refractive Index: 1.53
• Boiling Point: 271.1 °C at 760 mmHg
• PKA: 11.04±0.10(Predicted)
• Flash Point: 117.8 °C
• PSA: 54.98000
• Density: 1.275 g/cm³
• LogP: 0.19630
• Storage Temp.: Inert atmosphere,Room Temperature
• Solubility.: Soluble in methanol.

Purity/Quality:

97% ^*data from raw suppliers

4-Pyrazolecarboxylic acid methyl ester ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 22

MSDS Files:

SDS file from LookChem

Useful:

• Uses: The methyl ester derivative of 4-Pyrazolecarboxylic Acid (P842550), Methyl Pyrazole-3-carboxylate can be used in the preparation of androgen receptor (AR) antagonists as well as pyrazole nucleosides. The methyl ester derivative of 4-Pyrazolecarboxylic Acid (P842550) used in the preparation of androgen receptor (AR) antagonists as well as pyrazole nucleosides.

Technology Process of METHYL 1H-PYRAZOLE-3-CARBOXYLATE

There total 26 articles about 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: 89.0%

diazomethane (186581-53-3,908094-01-9,334-88-3) + propynoic acid methyl ester (922-67-8) → methyl 1H-pyrazole 3-carboxylate (15366-34-4)

Guidance literature:

In diethyl ether;

Reference yield: 87.0%

methanol (67-56-1) + 1H-pyrazole-3-carboxylic acid (1621-91-6,797027-83-9) → methyl 1H-pyrazole 3-carboxylate (15366-34-4)

Guidance literature:

With sulfuric acid; at 20 ℃;

DOI:10.1021/jm7009952

Reference yield: 81.0%

3-acetoxy-3-methoxycarbonyl-1-pyrazoline (103582-19-0) → methyl 1H-pyrazole 3-carboxylate (15366-34-4)

Guidance literature:

With pyrrolidine; In benzene; for 3h; Ambient temperature;

upstream raw materials:

diazomethane

2-Chloroacrylic acid

diethyl ether

2-bromo-2-propenoic acid

Downstream raw materials:

4-iodo-1H-pyrazole-3-carboxylic acid methyl ester

1-({5-bromo-2-[(phenylmethyl)oxy]phenyl}methyl)-5-methyl-1H-pyrazole-3-carboxylic acid

methyl ester of 1-methylpyrazole-3-carboxylic acid

C₁₄H₁₆N₄O₂