1,1′-Bi-(2-aryl-1,2-dihyrophthalazinylidenes): potential new pigment. Relief of strain by a trans-folded alkene linkage
作者:Richard N. Butler、Ann M. Gillan、Patrick McArdle、Desmond Cunningham
DOI:10.1039/c39870001016
日期:——
1-Hydroxy-2-aryl-1,2-dihydrophthalazines are dimerized to give 1,1′-bi-(2-aryl-1,2-dihydrophthalazinylidenes); an X-ray crystal structure shows a relief of strain in these compounds by a trans-foldedalkenelinkage and a buckling of the phthalazinyl ring.