Sughrue, Mion, Zinn, Macpeak, and Seas
Glucosamine derivatives and reagent for assaying N-acetyl-.beta.-D-glucosaminidase using the same as substrate
 A glucosamine derivative is disclosed, represented by formula (I) ##STR1## wherein R.sub.1 and R.sub.2 independently represent a halogen atom or a nitro group. A reagent for assaying N-acetyl-.beta.-D-glucosaminidase containing the glucosamine derivative as a substrate can assay a number of specimens with high sensitivity and accuracy in a short period of time. 
Meiji Seika Kaisha, Ltd.
C C C G
C12Q C07H C12Q G01N
additional inventional inventional additional
Kenji Kazuo Junko Suzuo
Yoshida Ichikawa Makise Watanabe