申请人:Basf Aktiengesellschaft
公开号:US04298751A1
公开(公告)日:1981-11-03
Cyclically substituted fulvalenophanes of the formula ##STR1## where X is S, Se or Te, R is H or lower alkyl, A is --(CH.sub.2).sub.n --and Z is a radical of the formula ##STR2## a p-phenylene radical or a quinodimethane radical of the formula ##STR3## where the radicals R.sup.2 and R.sup.3 are halogen, carboxylic acid ester groups or cyano and R.sup.3 may also be hydrogen, and the quinodimethane ring may be substituted by halogen, nitro or cyano.
公式为##STR1##的环状取代富瓦伦烯,其中X为S、Se或Te,R为H或较低的烷基,A为--(CH.sub.2).sub.n--,Z为公式##STR2##的基团,p-苯基基团或公式##STR3##的醌二甲烷基团,其中基团R.sup.2和R.sup.3为卤素、羧酸酯基团或氰基,R.sup.3也可能为氢,醌二甲烷环可能被卤素、硝基或氰基取代。