Kotlyar, S. A.; Kamalov, G. L.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1981 , vol. 17, # 2 p. 118 - 119
Khimiya Geterotsiklicheskikh Soedinenii, 1981 , vol. 17, # 2 p. 174 - 175
3.合成路线
110-52-1
532-32-1
36978-34-4
v. Braun
Chemische Berichte, 1913 , vol. 46, p. 1788