Phosphonate analogs of glucose-6-phosphate and galactose-6-phosphate,
namely, 6-deoxy-6-phosphono-alpha,beta-D-glucopyranose and 6-deoxy-6-p
hosphono-alpha,beta-D-galactopyranose were synthesized. They were show
n to be weak inhibitors of 1L-myo-inositol-1-phosphatase.