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Morindin

{{chembox |ImageFile=Morindin Structural Formulae V.1.svg |ImageSize= |IUPACName=1,5-Dihydroxy-2-methyl-6-[β- D -xylopyranosyl-(1→6)-β- D -glucopyranosyloxy]anthracene-9,10-dione |SystematicName=1,5-Dihydroxy-2-methyl-6- {[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2S,3R,4S,5R)-3,4,5-trihydroxyoxan-2-yl]oxy}methyl)oxan-2-yl]oxy}anthracene-9,10-dione |OtherNames=Morindone 6-beta-primeveroside |Section1= |Section2= |Section3= }} Morindin is an anthraquinone glycoside present in several Morinda species, especially M. tinctoria (the Indian mulberry tree) and M. citrifolia (noni). Chemical or enzymatic hydrolysis of morindin yields its bright red aglycone, morindone. The structure and formula of morindin were first elucidated by Thomas Edward Thorpe and T. H. Greenall in 1887.

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Article summary

{{chembox |ImageFile=Morindin Structural Formulae V.1.svg |ImageSize= |IUPACName=1,5-Dihydroxy-2-methyl-6-[β- D -xylopyranosyl-(1→6)-β- D -glucopyranosyloxy]anthracene-9,10-dione |SystematicName=1,5-Dihydroxy-2-methyl-6- {[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2S,3R,4S,5R)-3,4,5-trihydroxyoxan-2-yl]oxy}methyl)oxan-2-yl]oxy}anthracene-9,10-dione |OtherNames=Morindone 6-beta-primeveroside |Section1= |Section2= |Section3= }} Morindin is an anthraquinone glycoside present in several Morinda species, especially M. tinctoria (the Indian mulberry tree) and M. citrifolia (noni). Chemical or enzymatic hydrolysis of morindin yields its bright red aglycone, morindone. The structure and formula of morindin were first elucidated by Thomas Edward Thorpe and T. H. Greenall in 1887.

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Discussion questions

  1. Summarise the article in your own words. Which single claim would you verify first, and why?
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  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

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