DNP-hydrazone

例句：

1. 1.The compound is a key intermediate in the synthesis of DNP-hydrazone.
   该化合物是合成DNP-hydrazone的关键中间体。
2. 2. The DNP-hydrazone was used as an indicator for detecting the presence of heavy metals in water samples.
   DNP-hydrazone被用作检测水样中重金属存在的指示剂。
3. 3. The DNP-hydrazone has been found to have antimicrobial properties against various bacteria and fungi.
   DNP-hydrazone被发现对各种细菌和真菌具有抗菌性质。