3,4-bis(3,5-dibromo-4-methoxyphenyl)1-[2-(4-methoxyphenyl)ethyl]pyrrole-2,5-dicarboxylic acid

Base Information

Chemical Name:3,4-bis(3,5-dibromo-4-methoxyphenyl)1-[2-(4-methoxyphenyl)ethyl]pyrrole-2,5-dicarboxylic acid
CAS No.:917479-30-2
Molecular Formula:C₂₉H₂₃Br₄NO₇
Molecular Weight:817.12
Hs Code.:

Synonyms:3,4-bis(3,5-dibromo-4-methoxyphenyl)1-[2-(4-methoxyphenyl)ethyl]pyrrole-2,5-dicarboxylic acid

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Chemical Property of 3,4-bis(3,5-dibromo-4-methoxyphenyl)1-[2-(4-methoxyphenyl)ethyl]pyrrole-2,5-dicarboxylic acid

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Technology Process of 3,4-bis(3,5-dibromo-4-methoxyphenyl)1-[2-(4-methoxyphenyl)ethyl]pyrrole-2,5-dicarboxylic acid

There total 3 articles about 3,4-bis(3,5-dibromo-4-methoxyphenyl)1-[2-(4-methoxyphenyl)ethyl]pyrrole-2,5-dicarboxylic 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: 79.0%

: 917479-29-9
3-(3,5-dibromo-4-methoxyphenyl)-2-oxopropanoic acid

: 55-81-2
4-Methoxyphenethylamine

: 917479-30-2
3,4-bis(3,5-dibromo-4-methoxyphenyl)1-[2-(4-methoxyphenyl)ethyl]pyrrole-2,5-dicarboxylic acid

Guidance literature:: 3-(3,5-dibromo-4-methoxyphenyl)-2-oxopropanoic acid; With sodium hydride; In tetrahydrofuran; at 0 ℃;

4-Methoxyphenethylamine; With 4 A molecular sieve; iodine; In tetrahydrofuran; at 20 ℃; for 19h; Further stages.;
DOI:10.1055/s-2006-950190

Reference yield:

: α-acetamino-3,5-dibromo-4-methoxycinnamic acid

: 917479-30-2
3,4-bis(3,5-dibromo-4-methoxyphenyl)1-[2-(4-methoxyphenyl)ethyl]pyrrole-2,5-dicarboxylic acid

Guidance literature:: Multi-step reaction with 2 steps

1.1: 78 percent / aq. NaOH / Heating

2.1: NaH / tetrahydrofuran / 0 °C

2.2: 79 percent / I₂; 4 Angstroem molecular sieves / tetrahydrofuran / 19 h / 20 °C

With sodium hydroxide; sodium hydride; In tetrahydrofuran;
DOI:10.1055/s-2006-950190

Reference yield:

: 108940-96-1
3,5-dibromo-4-methoxybenzaldehyde

: 917479-30-2
3,4-bis(3,5-dibromo-4-methoxyphenyl)1-[2-(4-methoxyphenyl)ethyl]pyrrole-2,5-dicarboxylic acid

Guidance literature:: Multi-step reaction with 3 steps

1.1: 21 percent / NaOAc / acetic anhydride / 7 h / 90 °C

2.1: 78 percent / aq. NaOH / Heating

3.1: NaH / tetrahydrofuran / 0 °C

3.2: 79 percent / I₂; 4 Angstroem molecular sieves / tetrahydrofuran / 19 h / 20 °C

With sodium hydroxide; sodium acetate; sodium hydride; In tetrahydrofuran; acetic anhydride;
DOI:10.1055/s-2006-950190