2-(5-{(E)-2-[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]vinyl}-3-pentylthieno[3,2-b]thiophen-2-yl)-1,3-benzothiazole

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Chemical Name:2-(5-{(E)-2-[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]vinyl}-3-pentylthieno[3,2-b]thiophen-2-yl)-1,3-benzothiazole
CAS No.:1370713-67-9
Molecular Formula:C₃₂H₃₀N₂O₃S₃
Molecular Weight:586.8
Hs Code.:

Synonyms:2-(5-{(E)-2-[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]vinyl}-3-pentylthieno[3,2-b]thiophen-2-yl)-1,3-benzothiazole

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Chemical Property of 2-(5-{(E)-2-[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]vinyl}-3-pentylthieno[3,2-b]thiophen-2-yl)-1,3-benzothiazole

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Technology Process of 2-(5-{(E)-2-[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]vinyl}-3-pentylthieno[3,2-b]thiophen-2-yl)-1,3-benzothiazole

There total 3 articles about 2-(5-{(E)-2-[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]vinyl}-3-pentylthieno[3,2-b]thiophen-2-yl)-1,3-benzothiazole 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: 68.0%

: 1332340-08-5
5-(1,3-benzothiazol-2-yl)-6-pentylthieno[3,2-b]thiophene-2-carbaldehyde

: 1370713-69-1
{[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methyl}triphenylphosphonium chloride

: 1370713-67-9
2-(5-{(E)-2-[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]vinyl}-3-pentylthieno[3,2-b]thiophen-2-yl)-1,3-benzothiazole

Guidance literature:: {[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methyl}triphenylphosphonium chloride; With lithium hexamethyldisilazane; In tetrahydrofuran; for 0.5h;

5-(1,3-benzothiazol-2-yl)-6-pentylthieno[3,2-b]thiophene-2-carbaldehyde; In tetrahydrofuran; N,N-dimethyl-formamide; at 20 ℃; for 1h;
DOI:10.1007/s10593-012-0932-3

Reference yield:

: 1332340-05-2
(3-pentylthieno[3,2-b]thiophen-2-yl)-1,3-benzothiazole

: 1370713-67-9
2-(5-{(E)-2-[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]vinyl}-3-pentylthieno[3,2-b]thiophen-2-yl)-1,3-benzothiazole

Guidance literature:: Multi-step reaction with 2 steps

1.1: lithium diisopropyl amide / tetrahydrofuran / -78 °C

2.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.5 h

2.2: 1 h / 20 °C

With lithium hexamethyldisilazane; lithium diisopropyl amide; In tetrahydrofuran; 2.1: |Wittig Olefination / 2.2: |Wittig Olefination;
DOI:10.1007/s10593-012-0932-3

Reference yield:

: 907200-66-2
4-chloromethyl-2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazole

: 1370713-67-9
2-(5-{(E)-2-[2-(3,4-dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]vinyl}-3-pentylthieno[3,2-b]thiophen-2-yl)-1,3-benzothiazole

Guidance literature:: Multi-step reaction with 2 steps

1.1: toluene / 12 h / Reflux; Inert atmosphere

2.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.5 h

2.2: 1 h / 20 °C

With lithium hexamethyldisilazane; In tetrahydrofuran; toluene; 2.1: |Wittig Olefination / 2.2: |Wittig Olefination;
DOI:10.1007/s10593-012-0932-3