2-(4-((1-(Hydroxymethyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)azo)phenyl)-6-methylbenzothiazole-7-sulphonic acid, compound with 2,2'-iminobis(ethanol) (1:1) 65072-43-7 7-Benzothiazolesulfonic acid, 2-(4-((1-(hydroxymethyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)azo)phenyl)-6-methyl-, compd. with 2,2'-iminobis(ethanol) (1:1) 7-Benzothiazolesulfonic acid, 2-(p-((1-(hydroxymethyl)-3-methyl-5-oxo-2-pyrazolin-4-yl)azo)phenyl)-6-methyl-, compd. with 2,2'-iminodiethanol (1:1) EINECS 265-372-0