公开(公告)号：US3808215A

公开(公告)日：1974-04-30

申请号：US23621172

申请日：1972-03-20

申请人： BASF AG

发明人： CHRISTMANN O ,  SCHEUERMANN H

IPC分类号： C09B57/14 ,  C07D39/00

CPC分类号： C09B57/14

摘要： DISPERSE DYES OF THE THIOXANTHENE SERIES OF THE FORMULA:

2-(R-O-),R1-2,3-DIHYDRO-1H-THIOXANTHENO(2,1,9-DEF)-

ISOQUINOLINE-1,3-DIONE

WHERE R IS A HYDROCARBON RADICAL, AND R1 IS HYDROGEN, CHLORO, METHYL, METHOXY, CYANO, CARBOMETHOXY OR ACETOXY. THEY GIVE BRILLIANT YELLOW DYEINGS OF GOOD FASTNESS PROPERTIES, PARTICULARLY ON POLYESTERS.