(Z)-4,4'-(2,5-diphenylene-1,3,4-oxadiazolyl)bis{3-[1-(2,5-dimethyl-3-thienyl)ethylidene]-4-iso-propylidene-pyrrolidine-2,5-dione}

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Chemical Name:(Z)-4,4'-(2,5-diphenylene-1,3,4-oxadiazolyl)bis{3-[1-(2,5-dimethyl-3-thienyl)ethylidene]-4-iso-propylidene-pyrrolidine-2,5-dione}
CAS No.:1256253-99-2
Molecular Formula:C₄₄H₄₀N₄O₅S₂
Molecular Weight:768.957
Hs Code.:

Synonyms:(Z)-4,4'-(2,5-diphenylene-1,3,4-oxadiazolyl)bis{3-[1-(2,5-dimethyl-3-thienyl)ethylidene]-4-iso-propylidene-pyrrolidine-2,5-dione}

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Chemical Property of (Z)-4,4'-(2,5-diphenylene-1,3,4-oxadiazolyl)bis{3-[1-(2,5-dimethyl-3-thienyl)ethylidene]-4-iso-propylidene-pyrrolidine-2,5-dione}

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Technology Process of (Z)-4,4'-(2,5-diphenylene-1,3,4-oxadiazolyl)bis{3-[1-(2,5-dimethyl-3-thienyl)ethylidene]-4-iso-propylidene-pyrrolidine-2,5-dione}

There total 6 articles about (Z)-4,4'-(2,5-diphenylene-1,3,4-oxadiazolyl)bis{3-[1-(2,5-dimethyl-3-thienyl)ethylidene]-4-iso-propylidene-pyrrolidine-2,5-dione} 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: 52.0%

: 2425-95-8
2,5-bis(p-aminophenyl)-1,3,4-oxadiazole

: 59000-90-7
(Z)-2-<α-(2,5-dimethyl-3-thienyl)ethylidene>-3-isopropylidenesuccinic anhydride

: 1256253-99-2
(Z)-4,4'-(2,5-diphenylene-1,3,4-oxadiazolyl)bis{3-[1-(2,5-dimethyl-3-thienyl)ethylidene]-4-iso-propylidene-pyrrolidine-2,5-dione}

Guidance literature:: 2,5-bis(p-aminophenyl)-1,3,4-oxadiazole; (Z)-2-<α-(2,5-dimethyl-3-thienyl)ethylidene>-3-isopropylidenesuccinic anhydride; In benzene; Reflux;

With 1,1'-carbonyldiimidazole; In tetrahydrofuran; at 20 ℃; for 5h;
DOI:10.1007/s10593-010-0589-8

Reference yield:

: 638-02-8
2,5-DIMETHYLTHIOPHENE

: 1256253-99-2
(Z)-4,4'-(2,5-diphenylene-1,3,4-oxadiazolyl)bis{3-[1-(2,5-dimethyl-3-thienyl)ethylidene]-4-iso-propylidene-pyrrolidine-2,5-dione}

Guidance literature:: Multi-step reaction with 5 steps

1.1: tin(IV) chloride

2.1: potassium tert-butylate / toluene / 8.5 h / 20 °C

3.1: potassium hydroxide / ethanol / 7 h

3.2: Acidic aq. solution

4.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 3 h / 20 °C

5.1: benzene / Reflux

5.2: 5 h / 20 °C

With potassium tert-butylate; tin(IV) chloride; 1,1'-carbonyldiimidazole; potassium hydroxide; In tetrahydrofuran; ethanol; toluene; benzene; 1.1: Friedel Crafts acylation;
DOI:10.1007/s10593-010-0589-8

Reference yield:

: 2530-10-1
3-Acetyl-2,5-dimethylthiophen

: 1256253-99-2
(Z)-4,4'-(2,5-diphenylene-1,3,4-oxadiazolyl)bis{3-[1-(2,5-dimethyl-3-thienyl)ethylidene]-4-iso-propylidene-pyrrolidine-2,5-dione}

Guidance literature:: Multi-step reaction with 4 steps

1.1: potassium tert-butylate / toluene / 8.5 h / 20 °C

2.1: potassium hydroxide / ethanol / 7 h

2.2: Acidic aq. solution

3.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 3 h / 20 °C

4.1: benzene / Reflux

4.2: 5 h / 20 °C

With potassium tert-butylate; 1,1'-carbonyldiimidazole; potassium hydroxide; In tetrahydrofuran; ethanol; toluene; benzene;
DOI:10.1007/s10593-010-0589-8