Patent Abstracts of Japan, vol. 13, No. 49 (C-565), Feb. 3, 1989, JP-A-63 243064, Oct. 7, 1988. |
Masaru Ogata et al, “Reaction Of N,N'-Carbonyldiimidazole and N,N'-Thionyldiimidazole With Amides: An Imidazole Transfer Reaction”, Heterocycles, vol. 12, No. 10, 1979, pp. 1284-1289. |
Chemical Abstracts, published by the American Chemical Society, vol. 108, 1988, Abstract No. 74939h. |
Khuong Mai et al, “Facile Conversion Of Carboxamides To Nitriles”, Tetrahedron Letters, vol. 27, No. 20, 1986, pp. 2203-2206. |