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Thiatricarbocyanine (C7)dye

The chemical structure of Thiatricarbocyanine (C7)dye 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 Thiatricarbocyanine (C7)dye dissolved in PrOH. It was measured by R. A. Fuh on 6/24/95 [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]. Thiatricarbocyanine (C7)dye has a molar extinction coefficient of 212,000 M-1cm-1 at 763.25 nm [P. J. Sims, A. S. Waggoner, C.-H. Wang, and J. F. Hoffman, "Studies on the mechanism by which cyanine dyes measure membrane potential in red blood cells and phosphatidylcholine vesicles," Biochem., 13, 3315-3330, 1974].

A fluorescence spectrum was not collected.

Original Data | Extinction Data

This page and graphs were created by Scott Prahl.