4,7-Dibromo-5,6-difluoro-2,1,3-benzothiadiazole
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产品名称: 4,7-Dibromo-5,6-difluoro-2,1,3-benzothiadiazole
产品型号: 1295502-53-2
产品展商: Ossila
简单介绍
有机光电、OPV、OLED 材料中间体,D-A 共轭骨架构筑砌块
4,7-Dibromo-5,6-difluoro-2,1,3-benzothiadiazole
的详细介绍
5,6-Difluoro-4,7-dibromobenzo[c][1,2,5]thiadiazole (CAS number 1295502-53-2) is the building block/monomer for organic semiconductor synthesis in the application of light-emitting diodes and photovoltaic devices. Extra fluorine atoms on the benzothiadiazole ring makes the compounds more electron-withdrawing when the unit is embedded into low-band gap polymer semiconductors, to introduce better electron affinity and further lower the band gap of the semiconducting materials.
It is the intermediate for the synthesis of i.e. 4-7-bis(5-bromo-4-2-octyldodecylthiophen-2-yl)-5,6-difluorobenzo[c][1,2,5]-thiadiazole which is the monomer for polymer semiconductor PffBT4T-2OD (PCE11) with high device performance efficiency.
Synthesis of 4-7-bis(5-bromo-4-2-octyldodecylthiophen-2-yl)-5,6-difluorobenzo[c][1,2,5]-thiadiazole with 5,6-difluoro-2,3-diamine dihydrochloric acid via 5,6-difluoro-4,7-dibromobenzo[c][1,2,5]-thiadiazole
General Information
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CAS Number
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1295502-53-2
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Chemical Formula
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C6Br2F2N2S
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Molecular Weight
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329.95 g/mol
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Synonyms
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4,7-Dibromo-5,6-difluorobenzo[c][1,2,5]thiadiazole
5,6-Difluoro-4,7-dibromobenzo-2,1,3-thiadiazole
5,6-Difluoro-4,7-dibromobenzo[c][1,2,5]thiadiazole
DFBT
bb-F2BT
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Classification / Family
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Benzothiodiazole, Fluorinated compounds, Organic materials, Semiconductor synthesis, Acceptors, Organic Photovoltaics, Polymer solar cells, Monomers, Building blocks
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Chemical Structure
Chemical structure of 5,6-Difluoro-4,7-dibromobenzo[c][1,2,5]thiadiazole
Product Details
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Purity
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>98%
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Melting Point
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153 °C - 156 °C
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Color
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White/Off-white crystalline solid
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