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Syringa pubescens

Syringa pubescens

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Natural products/compounds from  Syringa pubescens

  1. Cat.No. Product Name CAS Number COA
  2. BCN5246 Oleuropein32619-42-4 Instructions
  3. BCN1205 Forsythoside B81525-13-5 Instructions

References

A novel oligosaccharide ester from Syringa pubescens.[Pubmed: 18058386]


Pubescenside A (1), a novel oligosaccharide ester, has been isolated from the flowers of Syringa pubescens, together with five known compounds D-mannitol (2), meso-inositol (3), hydrostytosol (4), glucose (5), and sucrose (6). The structure of 1 was elucidated as 1-O-[beta-D-glucopyranosyl-(1-6)-beta-D-galactopyranosyl-(1-1)-beta-D-galactopyranosyl-6]-4,4-dimethylpelargonicate by chemical and spectroscopic means. The water extract of the flowers and leaves of S. pubescens showed cytotoxicity against L2215 cell line (IC(50)=78 microg/ml).