CHLOROPHYLL A - (479-61-8)

Introduction

Name: chlorophyll A
* IUPAC
CAS Number: 479-61-8
Chemical Formula: C55H72O5N4Mg
Molar Mass: 893.48898 g
Mass Percent: C 73.933 %; H 8.1222 %; O 8.9533 %; N 6.2705 %; Mg 2.7202 % 

Classification

• organic

Uses/Function

• "Chlorophylls bind magnesium to play a pivotal role in photosynthesis." 1

• "It has been suggested that magnesium, an essential component in chlorophyll, is removed from pine needles by the combined effects of ozone and acids...Another harmful effect of acid rain may be that it leaches essential metal ions such as Ca2+ and Mg2+ from soil as soluble salts." 2

Bonding

For More Information

Wikipedia
Journals:
Tatsuyuki Ohtsuka, Hisashi Ito and Ayumi Tanaka, Plant Physiology 113, 137-147 (1997)
C. E. Martin and D. A. Warner, New Phytologist 96, 545-550 (1984)

Sources

(1) - Dayan, Franck E. and Dayan, Emilie A. Porphyrins: One Ring in the Colors of Life. American Scientist. 2011, 99, 236.
(2) - Gillespie, Ronald J., Eaton, Donald R., Humphreys, David A., and Robinson, Edward A. Atoms, Molecules, and Reactions; Prentice-Hall: Englewood Cliffs, NJ, 1994; p 604.