The molecule is a primary ammonium ion resulting from the protonation of the amino group of 2-amino-2-deoxy-D-galactopyranose. Major species at pH 7.3. It is a conjugate acid of a 2-amino-2-deoxy-D-galactopyranose.
[(3R,4R,5R,6R)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]azanium