Assertion: disaccharide | /r/HasProperty | obtained with acetylating agent
Facets:
value: in particular acetic anhydride
type: OTHER
value: previously
type: TEMPORAL
Source sentences:
text: According to an alternative embodiment of the invention, a disaccharide comprising an N-acetyl D-glucosamine unit is prepared by treating the disaccharide previously obtained with an acetylating agent, in particular acetic anhydride.