1H-Pyrrole-2-carboxylicacid,4-cyano-1-methyl-,methylester(9CI)

Base Information

• Chemical Name: 1H-Pyrrole-2-carboxylicacid,4-cyano-1-methyl-,methylester(9CI)
• CAS No.: 40740-43-0
• Molecular Formula: C₈H₈N₂O₂
• Molecular Weight: 164.164
• Mol file: 40740-43-0.mol

Synonyms:1H-Pyrrole-2-carboxylicacid,4-cyano-1-methyl-,methylester(9CI)

Chemical Property of 1H-Pyrrole-2-carboxylicacid,4-cyano-1-methyl-,methylester(9CI)

Chemical Property:

• PSA: 55.02000
• LogP: 0.68338

Purity/Quality:

methyl4-cyano-1-methyl-1H-pyrrole-2-carboxylate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1H-Pyrrole-2-carboxylicacid,4-cyano-1-methyl-,methylester(9CI)

There total 3 articles about 1H-Pyrrole-2-carboxylicacid,4-cyano-1-methyl-,methylester(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: 89.0%

zinc(II) cyanide (557-21-1) + 4-bromo-1-methyl-1H-pyrrole-2-carboxylic acid methyl ester (1196-90-3) → methyl 4-cyano-1-methyl-pyrrole-2-carboxylate (40740-43-0)

Guidance literature:

With [(2-di-tert-butylphosphino-2′,4′,6′-triisopropyl-1, 1′-biphenyl)-2-(2′-amino-1,1′-biphenyl)] palladium(II) methanesulfonate; In tetrahydrofuran; water; at 40 ℃; for 18h; Inert atmosphere;

DOI:10.1021/ol5032359

Reference yield:

methyl N-methylpyrrole-2-carboxylate (37619-24-2) + isocyanate de chlorosulfonyle (1189-71-5) → C8H8N2O2 (1041644-52-3) + methyl 4-cyano-1-methyl-pyrrole-2-carboxylate (40740-43-0)

Guidance literature:

In acetonitrile; at 20 ℃; for 2.5h;

DOI:10.1016/j.bmcl.2008.04.048

Reference yield:

→ methyl 4-cyano-1-methyl-pyrrole-2-carboxylate (40740-43-0)

Guidance literature:

entspr. Aldehyd IIIb, 1. Ag2O, Oxidation, (-> Saeure), 2. Diazomethan, Ae.;

upstream raw materials:

methyl N-methylpyrrole-2-carboxylate

isocyanate de chlorosulfonyle

zinc(II) cyanide

4-bromo-1-methyl-1H-pyrrole-2-carboxylic acid methyl ester

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