Title

Synthesis Of A Nickel Bis(Dithiolene) Complex With Strong Near-Infrared Two-Photon Absorption

Keywords

Dithiolene; Nickel; Two-photon absorption; Z-scan

Abstract

The diketones 4,4'-di[3,4-bis(n-dodecyloxy)styryl]benzil and 4,4'-di[3,4-bis(n-dodecyloxy)phenylethynyl]benzil have been synthesized from 4,4'-dibromobenzil using Heck coupling with the appropriate styrene and Sonogashira coupling with the appropriate phenylalkyne, respectively. Treatment of the distyrylbenzil derivative with phosphorus pentasulfide followed by nickel(II) chloride gave the corresponding extended nickel bis(dithiolene) derivative which shows strong near-infrared two-photon absorption with a cross-section of over 440GM (1GM=10-50cm4 s photon-1 molecule-1) throughout the telecommunications range and a peak cross-section of 5300GM at ca. 1.2m.

Publication Date

1-1-2008

Publication Title

Molecular Crystals and Liquid Crystals

Volume

485

Number of Pages

915-927

Document Type

Article

Personal Identifier

scopus

DOI Link

https://doi.org/10.1080/15421400801924979

Socpus ID

47549103312 (Scopus)

Source API URL

https://api.elsevier.com/content/abstract/scopus_id/47549103312

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