myo-Inositol 1,3,5-Bicyclic Phosphate

In the crystal structure of the title compound (4,6,10-trihydroxy-2,8,9-trioxa-1-phosphatricyclo[3.3.1.1^3,7]decane P-oxide, C₆H₉O₇P), the cyclohexane ring is in a chair conformation. Two hydroxy substituents are in an axial orientation and the third is equatorial. There is an intramolecular hydrogen bond involving the two axial hydroxy groups.

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