205327-29-3 62796-29-6 73492-00-9 9-(4-(Chlorosulphonyl)-2-sulphonatophenyl)-3,6-bis(diethylamino)xanthylium EINECS 263-735-8 Lissamine rhodamine B sulfonyl chloride Xanthylium, 9-(4-(chlorosulfonyl)-2-sulfophenyl)-3,6-bis(diethylamino)-, hydroxide, inner salt Xanthylium, 9-(4-(chlorosulfonyl)-2-sulfophenyl)-3,6-bis(diethylamino)-, inner salt