Department of Chemistry, Luoyang Teacher's College, Luoyang 471022, China;
College of Chemistry and Environmental Science,Henan Normal University, Xinxiang 453002, China;
Department of Chemistry, Luoyang Teacher's College, Luoyang 471022, China;
College of Chemistry and Environmental Science,Henan Normal University, Xinxiang 453002, China;
crystal structure; imino nitroxide radical; Co(II) complex; magnetic properties;