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2,7-Dibromo-9,9-bis[3,3'-(N,N-dimethylamino)-propyl]fluorene

CAS Number 673474-73-2

Chemistry Building Blocks, Dibromo Monomers, Materials, Monomers, Non-Heterocyclic Building Blocks


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Product Code B191-1g
Price £170 ex. VAT

Specifications | MSDS | Literature and Reviews


3,3’-(2,7-Dibromo-9H-fluorene-9,9-diyl)bis(N,N-dimethylpropan-1-amine), CAS number 673474-73-2, is a building block for the synthesis of polyeletrolytes i.e., Poly[9,9-bis(3'-(N,N-dimethylamino)-propyl-2,7-fluorene)-alt-2,7-(9,9-dioctylfluorene)] (PFN) or Poly{3-[2-[4,8-bis(2-ethylhexyloxy)-6-methyl-1,5-dithia-s-indacen-2-yl]-9-(3-dimethylamino-propyl)-7-methyl-9H-fluoren-9-yl]-propyl}-dimethylamine (PBN).

PFN synthesis with 3,3’-(2,7-Dibromo-9H-fluorene-9,9-diyl)bis(N,N-dimethylpropan-1-amine) and 9,9-Dioctylfluorene-2,7-diboronic acid bis(pinacol) ester
Synthesis of PFN with 3,3’-(2,7-Dibromo-9H-fluorene-9,9-diyl)bis(N,N-dimethylpropan-1-amine) and 9,9-Dioctylfluorene-2,7-diboronic acid bis(pinacol) ester employing Suzuki polymerisation

General Information


CAS Number 673474-73-2
Chemical Formula C23H30Br2N2
Molecular Weight 494.31 g/mol
Synonyms 3,3’-(2,7-Dibromo-9H-fluorene-9,9-diyl)bis(N,N-dimethylpropan-1-amine)
3,3'-(2,7-Dibromo-9H-fluorene-9,9-diyl)bis(N,N-dimethyl-1-propanamine)
2,7-Dibromo-N,N,N',N'-tetramethyl-9H-fluorene-9,9-dipropanamine
Classification / Family Fluorene, Triamine, Organic semiconducting materials, Semiconductor synthesis, Low band gap polymers, OFETs, OLED, Organic Photovoltaics, Polymer solar cells

Chemical Structure


chemical structure of dibromo-fluorene-diyl-bisdimethylpropan-amine cas number 673474-73-2
Chemical structure of 3,3’-(2,7-Dibromo-9H-fluorene-9,9-diyl)bis(N,N-dimethylpropan-1-amine)

Product Details


Purity >98%
Melting Point 74 °C - 78 °C
Appearance Pale orange powder

MSDS Documentation


2,7-Dibromo-9,9-bis[3,3'-(N,N-dimethylamino)-propyl]fluorene MSDS2,7-Dibromo-9,9-bis[3,3'-(N,N-dimethylamino)-propyl]fluorene MSDS sheet

Literature and Reviews


  1. Effect of conjugated polyelectrolyte interlayer at cathode in bulk heterojunction photocells based on neat C70 and low-energy-gap polymer prepared with halogen-free solvent, K. Tada, Appl. Phys. Express, 7, 051601 (2014)
  2. A Benzodithiophene-Based Novel Electron Transport Layer for a Highly Efficient Polymer Solar Cell, H. Kim et al., Appl. Mater. Interfaces, 6, 15875-15880 (2014)
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