申请人:Ishihara Sangyo Kaisha Ltd.
公开号:US05304657A1
公开(公告)日:1994-04-19
A hydrazine compound of the formula (I) or its salt: ##STR1## wherein A is a benzofuranyl group which may be substituted, a quinolinyl group which may be substituted, a benzothienyl group which may be substituted, a benzothiazolyl group which may be substituted, a thienothienyl group which may be substituted, a dihydrothienothienyl group which may be substituted, a dihydrocyclopentathienyl group which may substituted, a tetrahydrobenzothienyl group which may be substituted, an indanyl group which may be substituted, or a hexahydroindanyl group which may be substituted, W is a hydrogen atom, a cyano group, --COCOOR', --S--N(R")COOR' or --CH.sub.2 OCOR', wherein each of R' and R" which are independent from each other, is an alkyl group or a cycloalkyl group, R is a halogen atom, an alkyl group which may be substituted by a halogen atom, an alkoxy group which may substituted by a halogen atom, an alkylthio group which may be substituted by a halogen atom, or a nitro group, n is an integer of from 0 to 5, provided that when n is 2 or more, the plurality of R may be the same or different.
化学式为(I)的肼化合物或其盐:其中A是苯并呋喃基,可以被取代;喹啉基,可以被取代;苯并噻吩基,可以被取代;苯并噻唑基,可以被取代;噻吩噻吩基,可以被取代;二氢噻吩噻吩基,可以被取代;二氢环戊噻吩基,可以被取代;四氢苯并噻吩基,可以被取代;吲哚基,可以被取代;或六氢吲哚基,可以被取代;W是氢原子,氰基,--COCOOR',--S--N(R")COOR'或--CH.sub.2 OCOR',其中R'和R"各自独立,是烷基或环烷基,R是卤素原子,烷基(可以被卤素原子取代),烷氧基(可以被卤素原子取代),烷硫基(可以被卤素原子取代),或硝基,n是0到5的整数,但当n为2或更多时,R的多个可能相同或不同。