二氢氧化1,3-二[4-(二甲氨基)苯基]-2,4-二羟基环丁烯二鎓二(内盐)CAS 43134-09-4J-1525139-6C20H20N2O21,3-Bis[4-(dimethylamino)phenyl]-2,4-dihydroxycyclobutenediylium dihydroxide, bis(inner salt)芳香烃0 家供应商 —查看详情