4,4'-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-2,2',6,6'-tetramethyl-1,1'-biphenyl

Base Information

Chemical Name:4,4'-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-2,2',6,6'-tetramethyl-1,1'-biphenyl
CAS No.:142068-91-5
Molecular Formula:C₄₆H₅₀N₄O₈
Molecular Weight:786.925
Hs Code.:

Synonyms:4,4'-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-2,2',6,6'-tetramethyl-1,1'-biphenyl

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Chemical Property of 4,4'-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-2,2',6,6'-tetramethyl-1,1'-biphenyl

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Technology Process of 4,4'-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-2,2',6,6'-tetramethyl-1,1'-biphenyl

There total 7 articles about 4,4'-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-2,2',6,6'-tetramethyl-1,1'-biphenyl 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: 93.0%

: 106093-10-1
4,4'-bis<3,3',4,4'-tetramethyl-5,5'-bis(ethoxycarbonyl)-2,2'-dipyrrylmethyl>-2,2',6,6'-tetramethyl-1,1'-biphenyl

: 142068-91-5
4,4'-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-2,2',6,6'-tetramethyl-1,1'-biphenyl

Guidance literature:: With sodium hydroxide; In ethanol; for 18h; Heating;
DOI:10.1021/ja00041a047

Reference yield:

: 938-75-0
3,4-dimethyl-1H-pyrrole-2-carboxylic acid ethyl ester

: 142068-91-5
4,4'-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-2,2',6,6'-tetramethyl-1,1'-biphenyl

Guidance literature:: Multi-step reaction with 2 steps

1: 84 percent / aq. HCl / ethanol / 1 h / Heating

2: 93 percent / 5 M aq. NaOH / ethanol / 18 h / Heating

With hydrogenchloride; sodium hydroxide; In ethanol;
DOI:10.1021/ja00041a047

Reference yield:

: 22409-76-3
4,4'-dibromo-2,2',6,6'-tetramethyl-1,1'-biphenyl

: 142068-91-5
4,4'-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-2,2',6,6'-tetramethyl-1,1'-biphenyl

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) n-butyllithium / 1.) petroleum ether, hexane, reflux, 20 h, 2.) petroleum ether, hexane, reflux, 20 h

2: 84 percent / aq. HCl / ethanol / 1 h / Heating

3: 93 percent / 5 M aq. NaOH / ethanol / 18 h / Heating

With hydrogenchloride; sodium hydroxide; n-butyllithium; In ethanol;
DOI:10.1021/ja00041a047