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N-acetyl-amp;bgr;-d-glucosamine derivatives and reagents for determining n- acetyl-amp;bgr;-d-glucosaminidase activity containing the same as effective ingredients
N-acetyl-amp;bgr;-d-glucosamine derivatives and reagents for determining n- acetyl-amp;bgr;-d-glucosaminidase activity containing the same as effective ingredients
N-Acetyl-&bgr;-D-glucosamine derivatives represented by the formula ##STR1## wherein R.sup.1 denotes a substituted alkyl group of 1 to 4 carbon atoms having a hydroxyl group, carboxyl group, sulfonic acid group or phosphoric acid group, or an alkali metal salt thereof, or a substituted phenyl group having a hydroxyl group, carboxyl group, sulfonic acid group, phosphoric acid group or said substituted alkyl group, or an alkali metal salt thereof, and R.sup.2, R.sup.3 and R.sup.4 each independently denote a hydrogen atom, halogen atom or nitro group, a process for producing the same, reagents for determining N-acetyl-&bgr;- D-glucosaminidase activity containing said derivatives as effective ingredients, and a method for determining N-acetyl-&bgr;-D- glucosaminidase activity using said derivatives.
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机译：由式## STR1 ##表示的N-乙酰基-b-D-葡糖胺衍生物，其中R 1表示具有羟基，羧基，磺酸基或磷原子的1-4个碳原子的取代烷基酸基团或其碱金属盐，或具有羟基，羧基，磺酸基团，磷酸基团或所述取代烷基的取代苯基，或其碱金属盐，和R，2， R 3和R 4各自独立地表示氢原子，卤素原子或硝基，其制备方法，测定所述衍生物有效的N-乙酰-β-D-氨基葡萄糖苷酶活性的试剂。成分，以及使用所述衍生物测定N-乙酰基-β-D-氨基葡萄糖苷酶活性的方法。
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