3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid dimethyl ester

Base Information

Chemical Name:3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid dimethyl ester
CAS No.:1036355-90-4
Molecular Formula:C₁₇H₁₉NO₇
Molecular Weight:349.34
Hs Code.:

Synonyms:3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid dimethyl ester

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Chemical Property of 3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid dimethyl ester

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Technology Process of 3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid dimethyl ester

There total 4 articles about 3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid dimethyl ester 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: 71.0%

: 3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid 5-methyl ester

: 74-88-4
methyl iodide

: 1036355-90-4
3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid dimethyl ester

Guidance literature:: 3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid 5-methyl ester; With N-ethyl-N,N-diisopropylamine; In dichloromethane; for 0.5h;

methyl iodide; In dichloromethane; at 20 ℃;
DOI:10.1016/j.tet.2014.11.035

Reference yield:

: 934-05-4
methyl 4-bromo-1H-pyrrole-2-carboxylate

: 1036355-90-4
3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid dimethyl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: trichlorophosphate / dichloromethane / 20 °C

2.1: 1,4-diaza-bicyclo[2.2.2]octane; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / toluene; ethanol; water / 2 h / 110 °C / Microwave irradiation

3.1: sodium dihydrogenphosphate; sodium chlorite / water; dimethyl sulfoxide / 20 °C

4.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 0.5 h

4.2: 20 °C

With 1,4-diaza-bicyclo[2.2.2]octane; sodium chlorite; sodium dihydrogenphosphate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; N-ethyl-N,N-diisopropylamine; trichlorophosphate; In ethanol; dichloromethane; water; dimethyl sulfoxide; toluene; 2.1: |Suzuki Coupling;
DOI:10.1016/j.tet.2014.11.035

Reference yield:

: 5-formyl-4-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2-carboxylic acid methyl ester

: 1036355-90-4
3-(3,4,5-trimethoxyphenyl)-1H-pyrrole-2,5-dicarboxylic acid dimethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium dihydrogenphosphate; sodium chlorite / water; dimethyl sulfoxide / 20 °C

2.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 0.5 h

2.2: 20 °C

With sodium chlorite; sodium dihydrogenphosphate; N-ethyl-N,N-diisopropylamine; In dichloromethane; water; dimethyl sulfoxide;
DOI:10.1016/j.tet.2014.11.035