Benzo[b]thiophene-3-carboxylic acid, 4,5,6,7-tetrahydro-2-[4-phenyl-5-(phenylazo)-2-thioxo-3(2H)-thiazolyl]-, ethyl ester

Base Information

Chemical Name:Benzo[b]thiophene-3-carboxylic acid, 4,5,6,7-tetrahydro-2-[4-phenyl-5-(phenylazo)-2-thioxo-3(2H)-thiazolyl]-, ethyl ester
CAS No.:183128-92-9
Molecular Formula:C26H23N3O2S3
Molecular Weight:505.686
Hs Code.:
Mol file:183128-92-9.mol

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Chemical Property of Benzo[b]thiophene-3-carboxylic acid, 4,5,6,7-tetrahydro-2-[4-phenyl-5-(phenylazo)-2-thioxo-3(2H)-thiazolyl]-, ethyl ester

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Technology Process of Benzo[b]thiophene-3-carboxylic acid, 4,5,6,7-tetrahydro-2-[4-phenyl-5-(phenylazo)-2-thioxo-3(2H)-thiazolyl]-, ethyl ester

There total 3 articles about Benzo[b]thiophene-3-carboxylic acid, 4,5,6,7-tetrahydro-2-[4-phenyl-5-(phenylazo)-2-thioxo-3(2H)-thiazolyl]-, ethyl ester 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: 66.0%

: 100-34-5
benzene diazonium chloride

: 183128-90-7
2-(4-Phenyl-2-thioxo-thiazol-3-yl)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid ethyl ester

: 183128-92-9
2-(4-Phenyl-5-phenylazo-2-thioxo-thiazol-3-yl)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid ethyl ester

Guidance literature:: With sodium hydroxide; In ethanol; at 0 - 5 ℃; for 4h;

Reference yield:

: 4506-71-2
ethyl 2-amino-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate

: 183128-92-9
2-(4-Phenyl-5-phenylazo-2-thioxo-thiazol-3-yl)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) aq. KOH / 1.) DMF, 80 deg C, 2 h, 2.) DMF, 20 deg C, 1 h

2: 66 percent / NaOH / ethanol / 4 h / 0 - 5 °C

With potassium hydroxide; sodium hydroxide; In ethanol;

Reference yield:

: 70-11-1
α-bromoacetophenone

: 183128-92-9
2-(4-Phenyl-5-phenylazo-2-thioxo-thiazol-3-yl)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) aq. KOH / 1.) DMF, 80 deg C, 2 h, 2.) DMF, 20 deg C, 1 h

2: 66 percent / NaOH / ethanol / 4 h / 0 - 5 °C

With potassium hydroxide; sodium hydroxide; In ethanol;