US2126852 , ;










DE615130 , ;
Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 22, p. 336

Chemische Berichte, , vol. 92, p. 1809,1810

Tetrahedron Letters, , vol. 37, # 29 p. 5127 - 5130

Tolmachev, A. A.; Babichenko, L. N.; Komarov, I. V.; Sereda, S. V.; Sheinkman, A. K.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1992 , vol. 28, # 2 p. 148 - 153
Khimiya Geterotsiklicheskikh Soedinenii, 1992 , # 2 p. 183 - 189

Agfa Ansco Corp.
Patent: US2126852 , 1934 ;

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I.G. Farbenind.
Patent: DE710749 , 1933 ;
Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 25, p. 613

Tolmachev, A. A.; Babichenko, L. N.; Komarov, I. V.; Sereda, S. V.; Sheinkman, A. K.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1992 , vol. 28, # 2 p. 148 - 153
Khimiya Geterotsiklicheskikh Soedinenii, 1992 , # 2 p. 183 - 189

Tolmachev, A. A.; Babichenko, L. N.; Komarov, I. V.; Sereda, S. V.; Sheinkman, A. K.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1992 , vol. 28, # 2 p. 148 - 153
Khimiya Geterotsiklicheskikh Soedinenii, 1992 , # 2 p. 183 - 189