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Azobenzene

The chemical structure of Azobenzene is shown at the right. The absorption and fluorescence emission spectra are shown below. The structure, absorption, and fluorescence data were all obtained from the PhotochemCAD package by Jonathan Lindsey. This excellent program allows rapid comparison of spectra and enables one to do a variety of photochemically relevant calculations. Chemical Structure

Absorption

Absorption Spectrum

This is a graph of the molar extinction coefficient of Azobenzene dissolved in benzene. It was measured by Junzhong Li on 12/11/97 [H. Du, R. A. Fuh, J. Li, A. Corkan, J. S. Lindsey, "PhotochemCAD: A computer-aided design and research tool in photochemistry," Photochemistry and Photobiology, 68, 141-142, 1998]. Azobenzene has a molar extinction coefficient of 22,387 M-1cm-1 at 319 nm [G. Zimmerman, L.-Y. Chow, and U.-J. Paik, "The photochemical isomerization of azobenzene.," J. Chem. Phys., 80, 3528-3531, 1958].

No fluorescence was observed, thus no file is included.

Original Data | Extinction Data

This page and graphs were created by Scott Prahl.