A B C

Zeitschrift für Naturforschung B Contents Vol. 67b (2012)

Z. Naturforsch. 2012, 67b, 433 – 437

doi:10.5560/ZNB.2012-0016

New Sphingolipids from Abutilon pakistanicum

Bakhat Ali, Rashad Mehmood, Riaz Hussain, Abdul Malik, Muhammad Imran, Haq Nawaz, and Ajaz Hussain

International Center for Chemical and Biological Sciences, H. E. J. Research Institute of Chemistry, University of Karachi, Karachi-75270, Pakistan

Reprint requests to Prof. Dr. Abdul Malik. Fax: +92-21-4819018-9. E-mail: abdul.malik@iccs.edu

Received January 13, 2012 / published online May 31, 2012

Pakistamides A and B (1 and 2, respectively), two new sphingolipids, have been isolated from the AcOEt-soluble sub-fraction of the MeOH extract of the whole plant of Abutilon pakistanicum. Their structures were assigned by ¹H and ¹³C NMR spectra, and by DEPT and COSY, NOESY, HMQC, HMBC, EI-MS, and FAB-MS experiments.

Key words: Abutilon pakistanicum, Malvaceae, Sphingolipids, Pakistamide A, Pakistamide B

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