6-Benzyl-4,5-dimethoxy-7,8-dihydro-6H-thieno[3,2-e]indole-2-carboxylic acid ethyl ester

Base Information

Chemical Name:6-Benzyl-4,5-dimethoxy-7,8-dihydro-6H-thieno[3,2-e]indole-2-carboxylic acid ethyl ester
CAS No.:105420-18-6
Molecular Formula:C₂₂H₂₃NO₄S
Molecular Weight:397.495
Hs Code.:

Synonyms:6-Benzyl-4,5-dimethoxy-7,8-dihydro-6H-thieno[3,2-e]indole-2-carboxylic acid ethyl ester

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Chemical Property of 6-Benzyl-4,5-dimethoxy-7,8-dihydro-6H-thieno[3,2-e]indole-2-carboxylic acid ethyl ester

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Technology Process of 6-Benzyl-4,5-dimethoxy-7,8-dihydro-6H-thieno[3,2-e]indole-2-carboxylic acid ethyl ester

There total 5 articles about 6-Benzyl-4,5-dimethoxy-7,8-dihydro-6H-thieno[3,2-e]indole-2-carboxylic acid 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: 92.0%

: 105438-44-6
6-Benzyl-4,5-dimethoxy-6H-thieno[3,2-e]indole-2-carboxylic acid ethyl ester

: 105420-18-6
6-Benzyl-4,5-dimethoxy-7,8-dihydro-6H-thieno[3,2-e]indole-2-carboxylic acid ethyl ester

Guidance literature:: With borane; In trifluoroacetic acid; at 0 ℃;
DOI:10.1039/c39860000826

Reference yield:

: 2051-97-0
1-benzyl-1H-pyrrole

: 105420-18-6
6-Benzyl-4,5-dimethoxy-7,8-dihydro-6H-thieno[3,2-e]indole-2-carboxylic acid ethyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: SOCl₂

2: 1.) Na₂S₂O₄, NaHCO₃, 2.) t-BuOK / 1.) DMF, H₂O, 2.) DMSO

3: 5percent Pd-C / acetonitrile / 24 h / Heating; Irradiation

4: t-BuOLi / 1.) THF, -78 deg C, 2.) -78 deg C to room temp.

5: 92 percent / borane / trifluoroacetic acid / 0 °C

With thionyl chloride; sodium dithionite; borane; potassium tert-butylate; sodium hydrogencarbonate; lithium tert-butoxide; palladium on activated charcoal; In acetonitrile; trifluoroacetic acid;
DOI:10.1039/c39860000826

Reference yield:

: 105420-12-0
1-(1-Benzyl-1H-pyrrol-2-yl)-2-thiophen-2-yl-ethane-1,2-dione

: 105420-18-6
6-Benzyl-4,5-dimethoxy-7,8-dihydro-6H-thieno[3,2-e]indole-2-carboxylic acid ethyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) Na₂S₂O₄, NaHCO₃, 2.) t-BuOK / 1.) DMF, H₂O, 2.) DMSO

2: 5percent Pd-C / acetonitrile / 24 h / Heating; Irradiation

3: t-BuOLi / 1.) THF, -78 deg C, 2.) -78 deg C to room temp.

4: 92 percent / borane / trifluoroacetic acid / 0 °C

With sodium dithionite; borane; potassium tert-butylate; sodium hydrogencarbonate; lithium tert-butoxide; palladium on activated charcoal; In acetonitrile; trifluoroacetic acid;
DOI:10.1039/c39860000826