Timolol BP Impurity E ;
Timolol USP RC E ;
(2Z)-4-[(1S)-1-[[(1,1-Dimethylethyl)amino]methyl]-2-[[4-(morpholin-4-yl)-1,2,5-thiadiazol-3-yl]oxy]ethoxy]-4-oxobut-2-enoic acid maleate ;
CAS # 1026075-53-5 (base) ;
C17H26N4O6S ; Mol. Wt.: 414.48 ;
C21H30N4O10S (maleate salt) ; Mol. Wt.: 530.55 ;