Achievements on the Application of Hydrazine and Related Compounds for the Synthesis of Five-Membered Azole Heterocycle.

Zi-Yi Zhang, Yan Zhang, Xin-Ping Hui, Peng-Fei Xu and Da-Peng Sheng;

    Chin. J. Org. Chem. 2004, 24 (11), 1348-1365.