Catalysis of the reaction: UDP-N-acetyl-alpha-D-glucosamine + 1D-myo-inositol 3-phosphate = 1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-glucopyranoside 3-phosphate + UDP + H+.
D-inositol-3-phosphate glycosyltransferase activity