Chemical Composition:

Bibenzyl, a new bibenzyl, two new phenanthrenes, and a new lignin glycoside, namely longicornuol A (1), 4-[2-(3-hdroxyphenol)-1-methoxyethyl]-2,6-dimethoxyphenol (2), 5-hydroxy-7-methoxy-9,10-dihydrophenanthrene-1,4-dione(3),7-methoxy-9,10-dihydro phen --anthrene-2,4,5-triol (4) and erythro-1-(4-O-beta-D-glucopyranosyl-3-methoxyphenyl)-2-[4-(3-hydroxypropyl)-2,6-dimethoxyphenoxy]-1,3-propanediol (5) .

Part used : Whole plant.

Reference:

• Chemical Constituents :

• Five new compounds from Dendrobium.

  http://www.ncbi.nlm.nih.gov/pubmed/18543150

   

• Antioxidant and anti-hyperglycemic activity of polysaccharide isolated from Dendrobium chrysotoxum Lindl.

  http://www.ncbi.nlm.nih.gov/pubmed/17927899

   

• Studies on anti-hyperglycemic effect and its mechanism of Dendrobium candidum

  http://www.ncbi.nlm.nih.gov/pubmed/15719686