FREE shipping to on qualifying orders when you spend or more, processed by Ossila BV. All prices ex. VAT. Qualifying orders ship free worldwide! Fast, secure, and backed by the Ossila guarantee. It looks like you are visiting from , click to shop in or change country. Orders to the EU are processed by our EU subsidiary.

It looks like you are using an unsupported browser. You can still place orders by emailing us on info@ossila.com, but you may experience issues browsing our website. Please consider upgrading to a modern browser for better security and an improved browsing experience.


Product Code B661-5g
Price $163 ex. VAT

Quality assured

Expert support

Volume discounts

Worldwide shipping

Fast and secure


2-Bromotriphenylene, also known as 2-bromobenzo[9,10]phenanthrene, is an OLED intermediate for the synthesis of hole transport layer (HTL) materials or host materials. It is electron rich and has a planar structure in electroluminescence devices.

2-Bromotriphenylene can also be used as an intermediate to be embedded as a fluorescent probe for sensors and biomedical applications.

General Information

CAS Number 19111-87-6
Chemical Formula C18H11Br
Molecular Weight 307.19 g/mol
Full Name 2-Bromotriphenylene
Synonyms 2-Bromobenzo[9,10]phenanthrene
Classification / Family Benzo[9,10]phenanthrene derivatives, building blocks, OLED intermediates

Chemical Structure

2-Bromotriphenylene structure, 19111-87-6
Chemical structure of 2-Bromotriphenylene, CAS 19111-87-6

Product Details

Purity >98%
Melting Point 134.0 °C
Appearance White to off-white powder

Literature and Reviews

  1. π–π stacking: a strategy to improve the electron mobilities of bipolar hosts for TADF and phosphorescent devices with low efficiency roll-off, M. Cai et al, J. Mater. Chem. C, 5, 3372-3381 (2017); DOI: 10.1039/C7TC00733G.
  2. Triphenylene containing host materials with high thermal stability for green phosphorescent organic light emitting diode, N. Lee et al., Dyes Pigm., 101, 221-228 (2014); DOI: 10.1016/j.dyepig.2013.09.046.
  3. Novel fluorescent liquid crystals: synthesis, mesomorphism and fluorescence of triphenylene-Bodipy derivatives based on 1,3,5-triazine core, H. Feng et al., Liq. Cryst., 45, 1470-1476 (2018); DOI: 10.1080/02678292.2018.1446554.
  4. Phenanthrene and triphenylene as fluorescence probes for micellar systems, K. Nakashima et al., Langmuir, 9, 1, 90–95 (1993); DOI 10.1021/la00025a021.

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.

Return to the top