A new route to the synthesis of near-infrared absorbing pyrazinopyrazine bridged dyes with intramolecular charge transfer character
Title | A new route to the synthesis of near-infrared absorbing pyrazinopyrazine bridged dyes with intramolecular charge transfer character |
Publication Type | Journal Article |
Year of Publication | 2014 |
Authors | Zhang, Liang, Lo Kin Cheung, and Chan Wai Kin |
Journal | Chemical Communications |
Volume | 50 |
Issue | 32 |
Pagination | 4245-4247 |
Date Published | 03/2014 |
ISSN | 1364-548X |
Keywords | dye, intramolecular charge transfer, near-infrared absorption |
Abstract | A simple and versatile procedure was developed for the synthesis of pyrazino[2,3-b]thieno[3,4-e]pyrazine derivatives with intramolecular charge transfer character. The compounds obtained exhibited a narrower band gap compared to those with one pyrazine bridge. |
DOI | 10.1039/c4cc01084a |
Short Title | Chem. Commun. |