Red-fluorescence under UV and green-SHG under NIR dual-mode emission in yellow crystal of 1,2,5-thiadiazole derivative

Abstract

A yellow chiral crystal of a 1,2,5-thiadiazole-substituted pyrazine exhibited red excimer-like emission above 600 nm with a Stokes shift exceeding 200 nm under UV, which also enabled green second harmonic generation (SHG) under near-infrared irradiation.

Supplementary files

Article information

Article type
Communication
Submitted
07 Oct 2025
Accepted
08 Dec 2025
First published
09 Dec 2025
This article is Open Access
Creative Commons BY license

Chem. Commun., 2026, Accepted Manuscript

Red-fluorescence under UV and green-SHG under NIR dual-mode emission in yellow crystal of 1,2,5-thiadiazole derivative

R. Nakamura, Y. Sawamura, K. Nakada, R. Mizoguchi, A. Ishii, T. Yamashita, H. Yokota, G. J. Richards and A. Hori, Chem. Commun., 2026, Accepted Manuscript , DOI: 10.1039/D5CC05735C

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