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4-Bromo-N-(4-bromophenyl)-N-(4-(sec-butyl)phenyl)aniline

CAS Number 287976-94-7

Chemistry Building Blocks, Dibromo Monomers, Materials, Monomers, Non-Heterocyclic Building Blocks
4-Bromo-N-(4-bromophenyl)-N-(4-(sec-butyl)phenyl)aniline CAS 287976-94-7
Product Code B2191-1g
Price $286 ex. VAT
$ USD

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4-Bromo-N-(4-bromophenyl)-N-(4-sec-butylphenyl)aniline, Triphenylamine intermediate

Another triarylamine intermediate widely used in the preparation of semiconducting small molecules and polymers in application of organic light-emitting devices and perovskite solar cells.

Specifications | MSDS | Literature and Reviews

4-Bromo-N-(4-bromophenyl)-N-(4-sec-butylphenyl)aniline, CAS number 287976-94-7, a triarylamine intermediate bearing one sec-butyl solubilizing and two bromo functional groups, has been commonly used in the preparation of hole transporting semiconducting small molecules and polymers in application of light-emitting diodes and perovskite solar cells.

Poly(9,9-dioctylfluorene-alt-N-(4-sec-butylphenyl)-diphenylamine), known as TFB and synthesised from 4-bromo-N-(4-bromophenyl)-N-(4-(sec-butyl)phenyl)aniline and 2,2'-(9,9-dioctyl-9H-fluorene-2,7-diyl)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane) Suzuki coupling polymerisation, is widely used as hole transport layer in organic electronic devices.

General Information

CAS Number 287976-94-7
Chemical Formula C22H21Br2N
Molecular Weight 459.22 g/mol
Full Name 4-Bromo-N-(4-bromophenyl)-N-(4-sec-butylphenyl)aniline
Synonyms

N,N-Bis(4-bromophenyl)-N-(4-sec-butylphenyl)amine

4-sec-Butyl-N,N-bis(4-bromophenyl)aniline
Classification / Family Triphenylamine derivatives, Semiconductor synthesis intermediates, Hole transport layer, Perovskite solar cells

Chemical Structure

4-Bromo-N-(4-bromophenyl)-N-(4-(sec-butyl)phenyl)aniline, CAS# 287976-94-7
4-Bromo-N-(4-bromophenyl)-N-(4-sec-butylphenyl)aniline chemical structure, CAS 287976-94-7.

Product Details

Purity >98% (1H NMR)
Melting Point N/A
Appearance White to light yellow powder/crystals

MSDS Documentation

4-Bromo-N-(4-bromophenyl)-N-(4-sec-butylphenyl)aniline4-Bromo-N-(4-bromophenyl)-N-(4-sec-butylphenyl)aniline MSDS Sheet

Literature and Reviews

  1. High Efficiency Composite Metal Oxide-Polymer Electroluminescent Devices: A Morphological and Material Based Investigation, D. Kabra et al., Adv. Mater., 20 (18), 3447-3452 (2008); DOI: 10.1002/adma.200800202.
  2. Realizing 22.3% EQE and 7-Fold Lifetime Enhancement in QLEDs via Blending Polymer TFB and Cross-Linkable Small Molecules for a Solvent-Resistant Hole Transport Layer, P. Tang et al, ACS Appl. Mater. Interfaces, 12 (11), 13087–13095 (2022); DOI: 10.1021/acsami.0c01001..
  3. Enhancing hole carrier injection via low electrochemical doping on circularly polarized polymer light-emitting diodes, H Yan et al., J. Mater. Chem. C, 10, 9512-9520 (2022); DOI: 10.1039/D2TC01010K.

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