PhotochemCAD ID: D08
Class: Polyenes/Polyynes
Name: Curcumin
Synonym: Natural Yellow 3
CAS: 458-37-7
Source: Sigma-Aldrich, C1386
Download Structure File (.cdx)
λabs: 425 nm

Absorption Spectrum

Solvent: ethanol
Instrument: Agilent 8453
Date: January, 2017
By: Masahiko Taniguchi
Absorption coefficient: 55000 at 425 nm
Download Absorption Spectrum File

Fluorescence Spectrum

Solvent: ethanol
Instrument: PTI QM-4/2003 SE
Date: January, 2017
By: Masahiko Taniguchi
Fluorescence quantum yield: 0.063
Download Fluorescence Spectrum File

The data displayed here are derived from the scientific literature. For citations please see the following two papers: