Chinese Journal of Magnetic Resonance ›› 2000, Vol. 17 ›› Issue (5): 375-381.

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COMPLETE ASSIGNMENT OF NMR CHEMICAL SHIFTS OF CHLOROMALOSIDE A AND B

TENG Rong-wei, YANG Qing-xiong, WANG De-zu, YANG Chong-ren   

  1. Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650204
  • Received:2000-06-12 Revised:2000-07-07 Published:2000-10-05 Online:2018-01-11

Abstract: By means of 2D NMR techniques, such as HMQC TOCSY,TOCSY,ROESY,HMQC,HMBC and COSY, the structures of chloromaloside A and B, two new C-27 steroidal saponins from Chlorophytum malayense were confirmed. Their complete assignment of 1H and 13C NMR chemical shifts were also obtained.

Key words: Steroidal saponins, Chloromaloside A, Chloromaloside B, complete assignment

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