申请人:E. I. Du Pont de Nemours and Company
公开号:US04276226A1
公开(公告)日:1981-06-30
Aromatic diketones and diesters are provided of the formula ##STR1## wherein R is independently methyl or chloro; R' is independently hydrogen or R; R.sup.2 is 1,4-phenylene, 1,3-phenylene, 2,6-naphthylene, 4,4'-biphenylene, or 4,4'-biphenylene ether; and R.sup.3 is hydrogen or ##STR2## where R.sup.4 is a hydrocarbon group of 1-10 carbon atoms.
提供了公式为##STR1##的芳香族二酮和二酯,其中R独立地是甲基或氯;R'独立地是氢或R;R.sup.2是1,4-苯撑基,1,3-苯撑基,2,6-萘撑基,4,4'-联苯基或4,4'-联苯醚基;而R.sup.3是氢或##STR2##其中R.sup.4是1-10个碳原子的碳氢基团。