4,4''-bis<3,3',4,4'-tetramethyl-5,5'-bis(ethoxycarbonyl)-2,2'-dipyrrylmethyl>-p-terphenyl

Base Information

Chemical Name:4,4''-bis<3,3',4,4'-tetramethyl-5,5'-bis(ethoxycarbonyl)-2,2'-dipyrrylmethyl>-p-terphenyl
CAS No.:142068-71-1
Molecular Formula:C₅₆H₆₂N₄O₈
Molecular Weight:919.13
Hs Code.:

Synonyms:4,4''-bis<3,3',4,4'-tetramethyl-5,5'-bis(ethoxycarbonyl)-2,2'-dipyrrylmethyl>-p-terphenyl

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Chemical Property of 4,4''-bis<3,3',4,4'-tetramethyl-5,5'-bis(ethoxycarbonyl)-2,2'-dipyrrylmethyl>-p-terphenyl

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Technology Process of 4,4''-bis<3,3',4,4'-tetramethyl-5,5'-bis(ethoxycarbonyl)-2,2'-dipyrrylmethyl>-p-terphenyl

There total 3 articles about 4,4''-bis<3,3',4,4'-tetramethyl-5,5'-bis(ethoxycarbonyl)-2,2'-dipyrrylmethyl>-p-terphenyl 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: 87.0%

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

: 62940-38-9
[1,1′:4′,1″-terphenyl]-4,4″-dicarbaldehyde

: 142068-71-1
4,4''-bis<3,3',4,4'-tetramethyl-5,5'-bis(ethoxycarbonyl)-2,2'-dipyrrylmethyl>-p-terphenyl

Guidance literature:: With hydrogenchloride; In ethanol; for 1h; Heating;
DOI:10.1021/ja00041a047

Reference yield:

: 92-94-4,94363-13-0
[1,1';4',1'']terphenyl

: 142068-71-1
4,4''-bis<3,3',4,4'-tetramethyl-5,5'-bis(ethoxycarbonyl)-2,2'-dipyrrylmethyl>-p-terphenyl

Guidance literature:: Multi-step reaction with 3 steps

1: 6.7 percent / HBr/HOAc, H₃PO₄ / 23 h / 80 - 125 °C

2: 28 percent / NaHCO₃, DMSO / 3.5 h / 115 °C

3: 87 percent / aq. HCl / ethanol / 1 h / Heating

With hydrogenchloride; phosphoric acid; hydrogen bromide; sodium hydrogencarbonate; acetic acid; dimethyl sulfoxide; In ethanol;
DOI:10.1021/ja00041a047

Reference yield:

: 41425-57-4
4,4-bis(bromomethyl)-1,1':4',1-terphenyl

: 142068-71-1
4,4''-bis<3,3',4,4'-tetramethyl-5,5'-bis(ethoxycarbonyl)-2,2'-dipyrrylmethyl>-p-terphenyl

Guidance literature:: Multi-step reaction with 2 steps

1: 28 percent / NaHCO₃, DMSO / 3.5 h / 115 °C

2: 87 percent / aq. HCl / ethanol / 1 h / Heating

With hydrogenchloride; sodium hydrogencarbonate; dimethyl sulfoxide; In ethanol;
DOI:10.1021/ja00041a047