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Product Code B421-500mg
Price $388 ex. VAT

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FBTA-HD, 4,7-bis(5-bromothiophen-2-yl)-5,6-difluoro-2-(2-hexyldecyl)-2H-benzo[d][1,2,3]triazole (CAS number 1887135-96-7) is an electron-deficient building block for the synthesis of medium band-gap polymer semiconductors, such as J71, in the application of OPV devices.

Capped with bromide

Capped with bromide

For facil coupling reactions

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Fluorinated building block

Benzotriazole building block

For semiconductors, OFETs, and solar cells

High purity 1887135-96-7

High purity

>98% High purity

General Information

CAS Number 1887135-96-7
Chemical Formula C30H37Br2F2N3S2
Molecular Weight 701.57 g/mol
Synonyms 4,7-bis(5-bromothiophen-2-yl)-5,6-difluoro-2-(2-hexyldecyl)-2H-benzo[d][1,2,3]triazole, DFBTA-2ThBr-HD
Classification / Family Thiophene, Heterocyclic five-membered ring, Organic semiconducting materials, Semiconductor Synthesis, Low band-gap polymers, OFETs, OLED, Organic Photovoltaics, Polymer Solar Cells

Chemical Structure

FBTA-HD, 1887135-96-7, 4,7-bis(5-bromothiophen-2-yl)-5,6-difluoro-2-(2-hexyldecyl)-2H-benzo[d][1,2,3]triazole
Chemical structure of FBTA-HD, CAS 1887135-96-7

Product Details

Purity >98%
Melting Point N/A
Appearance Yellow powder/crystals

MSDS Documentation

DFBTA-2ThBr-HD MSDSDFBTA-2ThBr-HD MSDS Sheet

Literature and Reviews

  1. Conjugated Side-Chain-Isolated D–A Copolymers Based on Benzo[1,2-b:4,5-b′]dithiophene-alt-dithienylbenzotriazole: Synthesis and Photovoltaic Properties, J. Min et al., Chem. Mater., 24 (16), 3247–3254 (2012); DOI: 10.1021/cm3017006.
  2. 11.4% Efficiency non-fullerene polymer solar cells with trialkylsilyl substituted 2D-conjugated polymer as donor, H. Bin et al., Nat. Commun., 7:13651 (2016); DOI: 10.1038/ncomms13651.
  3. Non-Fullerene Polymer Solar Cells Based on Alkylthio and Fluorine Substituted 2D-Conjugated Polymers Reach 9.5% Efficiency, H. Bin et al., J. Am. Chem. Soc., 2016, 138 (13), 4657–4664 (2016); DOI: 10.1021/jacs.6b01744
  4. Side-chain engineering for efficient non-fullerene polymer solar cells based on a wide-bandgap polymer donor, Q. Fan et al., J. Mater. Chem. A, 5, 9204-9209 (2017); DIO: 10.1039/C7TA02075A.

To the best of our knowledge the information provided here is accurate. The values provided are typical at the time of manufacture and may vary over time and from batch to batch. Products may have minor cosmetic differences (e.g. to the branding) compared to the photos on our website. All products are for laboratory and research and development use only.

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