Pheophorbide b ethyl ester from a chlorella vulgaris dietary supplement.

In the title compound, C(37)H(38)N(4)O(6), four five-membered nitro-gen-bearing rings are nearly coplanar. Two N atoms in two these five-membered rings have attached H atoms, which contribute to the formation of intra-molecular N-H⋯N hydrogen bonds [N⋯N = 2.713 (5)-3.033 (6) Å].

Bibliographic Details

Main Authors:	Chee, Chin Fei, Abd Rahman, Noorsaadah, Zain, Sharifuddin Md, Ng, Seik Weng
Format:	Article
Language:	en en
Published:	International Union of Crystallography 2008
Subjects:	Q Science (General) QD Chemistry
Online Access:	http://eprints.um.edu.my/735/1/index.html http://eprints.um.edu.my/735/2/images%3Fterm%3D21201185%5BPMID%5D http://eprints.um.edu.my/735/ https://doi.org/10.1107/S160053680802970X
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