Citas:
---------- APA ----------
(1962)
. Synthesis of indazoles from acetophenone p-nitro-phenylhydrazones using polyphosphoric acid as a condensing agent. Tetrahedron Letters, 3(24), 1115-1119.
http://dx.doi.org/10.1016/S0040-4039(00)70970-1---------- CHICAGO ----------
Frasca, A.R.
"Synthesis of indazoles from acetophenone p-nitro-phenylhydrazones using polyphosphoric acid as a condensing agent"
. Tetrahedron Letters 3, no. 24
(1962) : 1115-1119.
http://dx.doi.org/10.1016/S0040-4039(00)70970-1---------- MLA ----------
Frasca, A.R.
"Synthesis of indazoles from acetophenone p-nitro-phenylhydrazones using polyphosphoric acid as a condensing agent"
. Tetrahedron Letters, vol. 3, no. 24, 1962, pp. 1115-1119.
http://dx.doi.org/10.1016/S0040-4039(00)70970-1---------- VANCOUVER ----------
Frasca, A.R. Synthesis of indazoles from acetophenone p-nitro-phenylhydrazones using polyphosphoric acid as a condensing agent. Tetrahedron Lett. 1962;3(24):1115-1119.
http://dx.doi.org/10.1016/S0040-4039(00)70970-1