申请人:Fuji Photo Film Co., Ltd.
公开号:US04310693A1
公开(公告)日:1982-01-12
o-Aminophenol derivatives are described represented by the formula (I) ##STR1## wherein R represents --NH.sub.2 or --NH--CO--R.sup.6 ; R.sup.1 and R.sup.2 which may be the same or different, each can represent an alkyl group or an aromatic group, or R.sup.1 and R.sup.2 together can form a ring; or R.sup.1, R.sup.2 and R.sup.3 together can form a ring ; R.sup.3 represents hydrogen, an alkyl group or an aromatic group; R.sup.4 can represent an alkyl group or an aromatic group; R.sup.5 can represent an alkyl group, an alkoxy group, an alkylthio group, an arylthio group, a halogen atom or an acylamino group; and n is 0, 1 or 2; R.sup.6 represents an alkyl group or an aromatic group; and R.sup.4 and R.sup.5 together can form a heterocyclic ring, R.sup.1 and R.sup.4 together can form a heterocyclic ring, or R.sup.1 and R.sup.5 together can form a ring; and R.sup.1, R.sup.2, R.sup.3, R.sup.4, and R.sup.5.sub.n have a total of 7 or more carbon atoms.
本文描述了由公式(I)表示的o-氨基酚衍生物:##STR1##其中R代表--NH.sub.2或--NH--CO--R.sup.6; R.sup.1和R.sup.2可以相同或不同,分别表示烷基或芳香基,或者R.sup.1和R.sup.2一起可以形成环;或者R.sup.1,R.sup.2和R.sup.3一起可以形成环;R.sup.3代表氢,烷基或芳香基;R.sup.4可以表示烷基或芳香基;R.sup.5可以表示烷基,烷氧基,烷硫基,芳基硫基,卤原子或酰胺基;n为0,1或2;R.sup.6表示烷基或芳香基;R.sup.4和R.sup.5一起可以形成杂环;R.sup.1和R.sup.4一起可以形成杂环,或者R.sup.1和R.sup.5一起可以形成环;R.sup.1,R.sup.2,R.sup.3,R.sup.4和R.sup.5.sub.n的总碳原子数为7或更多。