PhotochemCAD™

Download PhotochemCAD™ and Databases
For the Windows Operating System



PhotochemCAD 3.1 Program and Common Compounds Database

Download PhotochemCAD 3.1
  1. Unzip and open PhotochemCAD 3.1.exe
  2. From pull down menu select File > Open > Database
  3. Locate Common Compounds folder
  4. Open Common Compounds DB.db
  5. For additional databases, see below to download; then unzip and open corresponding database file *.db from PhotochemCAD program

"PhotochemCAD 3: Diverse Modules for Photophysical Calculations with Access to Multiple Spectral Databases," Taniguchi, M.; Du, H.; Lindsey, J. S. Photochem. Photobiol. 2018, 94, 277–289. – describes the overall organization of the program and provides a complete description of each module, including the formulas for all calculations.

"Database of Absorption and Fluorescence Spectra of >300 Common Compounds for Use in PhotochemCAD," Taniguchi, M.; Lindsey, J. S. Photochem. Photobiol. 2018, 94, 290–327. – provides literature data for each spectrum including 720 references in total to the original scholarly literature.



Additional Databases


Naturally Derived Porphyrins Database

Download Naturally Derived Porphyrins Database

"Self-organization of tetrapyrrole constituents to give a photoactive protocell,"
Soares, A. R. M.: Taniguchi, M.; Chandrashaker, V.; Lindsey, J. S. Chem. Sci. 2012, 3, 1963–1974.

"Aqueous–membrane partitioning of b-substituted porphyrins encompassing diverse polarity, "
Soares, A. R. M.: Thanaia, Y.; Taniguchi, M.; Lindsey, J. S. New J. Chem. 2013, 37, 1087–1097.

"Catalytic diversification upon metal scavenging in a prebiotic model for formation of tetrapyrrole macrocycles,"
Soares, A. R. M.: Anderson, D. R.; Chandrashaker, V.; Lindsey, J. S. New J. Chem. 2013, 37, 2716–2732.


Solar Spectra Database

Download Solar Spectra Database

"Absorption and Fluorescence Spectral Database of Chlorophylls and Analogues,"
Taniguchi, M.; Lindsey, J. S. Photochem. Photobiol. 2021, 97, 136–165.


Natural Chlorophylls Database

Download Natural Chlorophylls Database

"Absorption and Fluorescence Spectral Database of Chlorophylls and Analogues,"
Taniguchi, M.; Lindsey, J. S. Photochem. Photobiol. 2021, 97, 136–165.


Tolyporphins Database

Download Tolyporphins Database

"Tolyporphins A–R, unusual tetrapyrrole macrocycles in a cyanobacterium from Micronesia, assessed quantitatively from the culture HT-58-2," O'Donnell, T. J.; Gurr, J. R.; Dai, J.; Taniguchi, M.; Williams, P. G.; Lindsey, J. S. Advance Article 2021, 45, 11481–11494.


Synthetic Chlorophylls Database

Download Synthetic Chlorophylls Database

"Beyond green with synthetic chlorophylls – Connecting structural features with spectral properties,"
Taniguchi, M.; Bocian, D. F.; Holten, D.; Lindsey, J. S.J. Photochem. Photobiol. 2022, 52, 100513.


Phyllobilins Database

Download Phyllobilins Database

"Phyllobilins – Bioactive Natural Products Derived from Chlorophyll ­– Plant Origins, Structures, Absorption Spectra, and Biomedical Properties,"
Karg, C. A.; Taniguchi, M.; Lindsey, J. S.; Moser, S.Planta Medica 2023, in press.



System Requirements

Windows operating system only


Current Version

Version 3.1 released on February 21, 2023

License Agreement

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.



Previous Versions

Journal articles detailing previous versions: