Pyrazinecarboxylic acid, 3,6-dimethyl-, methyl ester (9CI)

Base Information

• Chemical Name: Pyrazinecarboxylic acid, 3,6-dimethyl-, methyl ester (9CI)
• CAS No.: 131602-73-8
• Molecular Formula: C₈H₁₀N₂O₂
• Molecular Weight: 166.18
• Mol file: 131602-73-8.mol

Synonyms:Pyrazinecarboxylicacid, 3,6-dimethyl-, methyl ester (9CI);2-(Methoxycarbonyl)-3,6-dimethylpyrazine; Methyl3,6-dimethylpyrazinecarboxylate

Chemical Property of Pyrazinecarboxylic acid, 3,6-dimethyl-, methyl ester (9CI)

Chemical Property:

• Melting Point: 52-53 °C(Solv: hexane (110-54-3))
• Boiling Point: 239.7±35.0 °C(Predicted)
• PKA: -0.39±0.10(Predicted)
• PSA: 52.08000
• Density: 1.135±0.06 g/cm3(Predicted)
• LogP: 0.88000

Purity/Quality:

95% ^*data from raw suppliers

Methyl3,6-Dimethylpyrazinecarboxylate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: Methyl 3,6-Dimethylpyrazinecarboxylate can be used as reactant/reagent in preparation of pyrazolopyrimidine compounds and their use as therapeutic PDE10 inhibitors.

Technology Process of Pyrazinecarboxylic acid, 3,6-dimethyl-, methyl ester (9CI)

There total 2 articles about Pyrazinecarboxylic acid, 3,6-dimethyl-, methyl ester (9CI) 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: 85.0%

methanol (67-56-1) + 2,5-dimethyl-3-chloropyrazine (95-89-6) + carbon monoxide (201230-82-2) → 2-methoxycarbonyl-3,6-dimethylpyrazine (131602-73-8)

Guidance literature:

With ethyl azide; triphenylphosphine; bis(dibenzylideneacetone)-palladium⁽⁰⁾; at 150 ℃; for 16h; under 29420.3 Torr;

DOI:10.1055/s-1990-27055

Reference yield: 15.0%

methanol (67-56-1) + 2,5-dichloro-3,6-dimethylpyrazine (27023-19-4) + carbon monoxide (201230-82-2) → 2-methoxycarbonyl-3,6-dimethylpyrazine (131602-73-8) + dimethyl 3,6-dimethyl-pyrazine-2,5-dicarboxylate (885-65-4)

Guidance literature:

With ethyl azide; triphenylphosphine; bis(dibenzylideneacetone)-palladium⁽⁰⁾; at 120 ℃; for 16h; under 29420.3 Torr;

DOI:10.1055/s-1990-27055

upstream raw materials:

methanol

2,5-dimethyl-3-chloropyrazine

carbon monoxide

2,5-dichloro-3,6-dimethylpyrazine

Refernces