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The stereochemistry of (3R, 2'S)-2'-N-dibenzylamino-1,2:5,6-di-O-isopropylidene-[alpha]-D-allofuranos-3-spiro-3'-propano-3-lactone, C28H33NO7, has been established. The three five-membered rings adopt envelope conformations. The spiropropiolactone ring is practically planar.

Supporting information

cif

Crystallographic Information File (CIF)
Contains datablock spiropropiolactone

hkl

Structure factor file (CIF format)
Supplementary material

CCDC reference: 128612

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