THEORETICAL STUDY OF CONCERTED DIELS-ALDER REACTIONS BETWEEN DIMETHYL 1,2,4,5-TETRAZINE-3,6-DICARBOXYLATE AND DIENOPHILES. ANJS [Internet]. 2009 Mar. 1 [cited 2024 Apr. 29];12(1):14-23. Available from: https://anjs.edu.iq/index.php/anjs/article/view/1257