Nasakin Oleg Evgenevich; Ivanova Elizaveta Sergeevna; Maryasov Maksim Aleksandrovich; Andreeva Vera Vladimirovna; Karpov Sergey Vladimirovich; Lodochnikova Olga Aleksandrovna; Grishaev Denis Yurievich
(2023)
To utilize N,N-dimethylhydrazine, the corresponding +formaldehyde hydrazone was reacted with 1,1,2,2-tetra-cyanoethane or 3,3,4,4-tetracyanoalkanones. The first process yielded 5-amino-1-dimethylamino-1,2-dihydro-3H-pyrr ...