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New oxypregnane glycosides from Caralluma penicillata
Essam Abdel-Sattar1, Meselhy R Meselhy, Mohammed Abdul-Aziz Al-Yahya
1Department of Pharmacognosy, College of Pharmacy, Cairo University, Cairo, Egypt. abdel-sattar@excite.com
Planta Medica
|June 12, 2002
Abstract:
The ether fraction of the defatted ethanol extract of the aerial parts of Caralluma penicillata (defl) M. E. Br. (Asclepiadaceae) yielded four new oxypregnane glycosides, penicillosides D-G. The structures of the isolated compounds were established by different spectroscopic methods.