5,6-difluoro-4,7-bis-(5-bromo-4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole

Base Information

Chemical Name:5,6-difluoro-4,7-bis-(5-bromo-4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole
CAS No.:1293389-31-7
Molecular Formula:C30H36Br2F2N2S3
Molecular Weight:718.632
Hs Code.:
Mol file:1293389-31-7.mol

Synonyms:5,6-difluoro-4,7-bis-(5-bromo-4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole

Suppliers and Price of 5,6-difluoro-4,7-bis-(5-bromo-4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole

Supply Marketing:

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

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Total 12 raw suppliers

Chemical Property of 5,6-difluoro-4,7-bis-(5-bromo-4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole

Chemical Property:

Boiling Point:646.3±50.0 °C(Predicted)
PKA:-3.37±0.50(Predicted)
PSA：110.50000
Density:1.397±0.06 g/cm3(Predicted)
LogP:12.46930

Purity/Quality:: 99%, ^*data from raw suppliers

Safty Information:

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Hazard Codes:

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Technology Process of 5,6-difluoro-4,7-bis-(5-bromo-4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole

There total 8 articles about 5,6-difluoro-4,7-bis-(5-bromo-4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole 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: 82.0%

: 1293389-30-6
5,6-difluoro-4,7-bis-(4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole

: 1293389-31-7
5,6-difluoro-4,7-bis-(5-bromo-4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole

Guidance literature:: With N-Bromosuccinimide; In tetrahydrofuran; at 20 ℃; for 12.5h; Darkness;
DOI:10.1016/j.dyepig.2019.03.050

Reference yield: 68.0%

: 303734-52-3
2-bromo-3-(2-ethylhexyl)-thiophene

: 1293389-28-2
5,6‐difluoro‐2,1,3‐benzothiadiazole

: 1293389-31-7
5,6-difluoro-4,7-bis-(5-bromo-4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole

Guidance literature:: With palladium(II) trifluoroacetate; silver(l) oxide; In dimethyl sulfoxide; at 80 ℃; for 10h;

Reference yield:

: 76179-40-3
2-amino-4,5-difluoroaniline

: 1293389-31-7
5,6-difluoro-4,7-bis-(5-bromo-4-(2-ethylhexyl)-2-thienyl)-2,1,3-benzothiadiazole

Guidance literature:: Multi-step reaction with 4 steps

1: thionyl chloride; triethylamine / chloroform / 5 h / Reflux

2: sulfuric acid; iodine / 24 h / 60 °C

3: tetrakis(triphenylphosphine) palladium⁽⁰⁾ / toluene / 48 h / Inert atmosphere; Reflux

4: N-Bromosuccinimide / tetrahydrofuran / 8 h / 20 °C

With N-Bromosuccinimide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; thionyl chloride; sulfuric acid; iodine; triethylamine; In tetrahydrofuran; chloroform; toluene;
DOI:10.1002/anie.201005451