Isolation of 7a-epialexaflorine from leaves of alexa grandiflora a unique pyrrolizidine amino acid with a carboxylic acid substituent at C-3

This publication has 9 references indexed in Scilit:

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• Isolation from and x-ray crystal structure of alexine, (1r,2r,3r,7s,8s)-3-hydroxymethyl-1,2,7-trihydroxypyrrolizidine [(2r,3r,4r,5s,6s)-2-hydroxymethyl-1-azabicyclo[3.3.0]octan-3,4,6-triol], a unique pyrrolizidine alkaloid
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