1-D and 2D-NMR assignments of nigricin from Iris imbricata

authors:

avatar Seyed Abdul Majid Ayatollahi 1 , * , avatar Mahmood Reza Moein 1 , 2 , avatar Farzad Kobarfard 3 , avatar Shama Nasim 2 , avatar Muhammad Iqbal Choudhary 2

Department of Pharmacognosy, School of Pharmacy, Shaheed Beheshti University of Medical Sciences, Tehran, Iran
H. E. J. Research Institute of Chemistry, International Center for Chemical Sciences, University of Karachi, Karachi, Pakistan
Department of Medicinal Chemistry, School of Pharmacy, Shaheed Beheshti University of Medical Sciences, Tehran, Iran
Iranian Journal of Pharmaceutical Research: Vol.4, issue 4; 250-254
published online: November 20, 2010
article type: Research Article
received: May 20, 2005
accepted: June 20, 2005
DOI: https://doi.org/10.22037/ijpr.2010.645

how to cite: Ayatollahi S A M, Moein M R, Kobarfard F, Nasim S, Choudhary M I. 1-D and 2D-NMR assignments of nigricin from Iris imbricata. Iran J Pharm Res. 2005;4(4):e128253. https://doi.org/10.22037/ijpr.2010.645.

Abstract

Ethanolic crude extract of I. imbricata Lindl. (Iridaceae) was subjected to column chromatography on silica gel with varying portions of MeOH: CHCl3. Nigicin (irisolone) was isolated and its identification carried out by IR, UV, MS, 1-D and 2-D NMR spectroscopy.