Pheophorbide b ethyl ester from a chlorella vulgaris dietary supplement

In the title compound, C37H38N4O6, four five-membered nitrogen-bearing rings are nearly coplanar. Two N atoms in two these five-membered rings have attached H atoms, which contribute to the formation of intramolecular N—H...N hydrogen bonds [N...N = 2.713 (5)–3.033&...

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Bibliographic Details
Main Authors: Seik Weng Ng, Sharifuddin M. Zain, Noorsaadah Abdul Rahman, Chin Fei Chee
Format: Article
Language:English
Published: International Union of Crystallography 2008-10-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S160053680802970X