tert-butyl 2,5-dichloro-6-(4-methoxyphenyl)thieno[3,2-b]thiophene-3-carboxylate

Base Information

Chemical Name:tert-butyl 2,5-dichloro-6-(4-methoxyphenyl)thieno[3,2-b]thiophene-3-carboxylate
CAS No.:1268375-29-6
Molecular Formula:C₁₈H₁₆Cl₂O₃S₂
Molecular Weight:415.361
Hs Code.:

Synonyms:tert-butyl 2,5-dichloro-6-(4-methoxyphenyl)thieno[3,2-b]thiophene-3-carboxylate

Suppliers and Price of tert-butyl 2,5-dichloro-6-(4-methoxyphenyl)thieno[3,2-b]thiophene-3-carboxylate

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of tert-butyl 2,5-dichloro-6-(4-methoxyphenyl)thieno[3,2-b]thiophene-3-carboxylate

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of tert-butyl 2,5-dichloro-6-(4-methoxyphenyl)thieno[3,2-b]thiophene-3-carboxylate

There total 4 articles about tert-butyl 2,5-dichloro-6-(4-methoxyphenyl)thieno[3,2-b]thiophene-3-carboxylate 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: 73.0%

: 24424-99-5
di-tert-butyl dicarbonate

: 1268375-11-6
2,5-dichloro-3-(4-methoxyphenyl)thieno[3,2-b]thiophene

: 1268375-29-6
tert-butyl 2,5-dichloro-6-(4-methoxyphenyl)thieno[3,2-b]thiophene-3-carboxylate

Guidance literature:: 2,5-dichloro-3-(4-methoxyphenyl)thieno[3,2-b]thiophene; With 2,2,6,6-tetramethylpiperidinyl magnesium chloride-lithium chloride; In tetrahydrofuran; at 25 ℃; Inert atmosphere;

di-tert-butyl dicarbonate; In tetrahydrofuran; at -40 - 20 ℃; for 12h; regioselective reaction; Inert atmosphere;
DOI:10.1002/chem.201002506

Reference yield:

: 251-41-2
thieno[3,2-b]thiophene

: 1268375-29-6
tert-butyl 2,5-dichloro-6-(4-methoxyphenyl)thieno[3,2-b]thiophene-3-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: N-chloro-succinimide / N,N-dimethyl-formamide / 6 h / 20 °C / Inert atmosphere

2.1: 2,2,6,6-tetramethylpiperidinyl magnesium chloride-lithium chloride / tetrahydrofuran / 25 °C / Inert atmosphere

2.2: 0.25 h / 25 °C / Inert atmosphere

2.3: 4 h / 25 °C / Inert atmosphere

3.1: 2,2,6,6-tetramethylpiperidinyl magnesium chloride-lithium chloride / tetrahydrofuran / 25 °C / Inert atmosphere

3.2: 12 h / -40 - 20 °C / Inert atmosphere

With N-chloro-succinimide; 2,2,6,6-tetramethylpiperidinyl magnesium chloride-lithium chloride; In tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1002/chem.201002506

Reference yield:

: 39076-88-5
2,5-dichlorothieno[3,2-b]thiophene

: 1268375-29-6
tert-butyl 2,5-dichloro-6-(4-methoxyphenyl)thieno[3,2-b]thiophene-3-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1.1: 2,2,6,6-tetramethylpiperidinyl magnesium chloride-lithium chloride / tetrahydrofuran / 25 °C / Inert atmosphere

1.2: 0.25 h / 25 °C / Inert atmosphere

1.3: 4 h / 25 °C / Inert atmosphere

2.1: 2,2,6,6-tetramethylpiperidinyl magnesium chloride-lithium chloride / tetrahydrofuran / 25 °C / Inert atmosphere

2.2: 12 h / -40 - 20 °C / Inert atmosphere

With 2,2,6,6-tetramethylpiperidinyl magnesium chloride-lithium chloride; In tetrahydrofuran;
DOI:10.1002/chem.201002506