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Heptitols occurrence

The natural occurrence of a heptulose together with a related heptitol would appear to be a general feature, since sedoheptulose is accompanied by (a) volemitol in the root stock of Primula elatior (L) Hill, and (b) j3 -sedoheptitol (D-glycero-jj-gluco-heptitol) in the leaves and stems of... [Pg.49]

Occurrence. This rare heptose (48) has been found in O-chains of lipopolysac-charides of Campylobacter jejuni serotypes 0-23 and 0-36 as the a-pyranose, together with a related heptose, 6-deoxy-D-a/fro-heptose, as major constituent. The relative configuration at C-6 of the heptose was established by GLC of the corresponding D-glycero-D-altro-heptitol heptaacetate derivative and by... [Pg.41]

Occurrence. The sugar is found free accompanied by one of the two corresponding alcohols, perseitol (n-gfZi/cero-D- aZa-heptitol), in the avocado or alligator pear (Persea gratissima). [Pg.101]

See other pages where Heptitols occurrence is mentioned: [Pg.47]    [Pg.47]    [Pg.13]    [Pg.15]    [Pg.17]    [Pg.48]    [Pg.50]    [Pg.15]    [Pg.17]    [Pg.77]   
See also in sourсe #XX -- [ Pg.253 ]



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