Tinidazole Secondary StandardTinidazole API 1-[2-(Ethylsulfonyl)ethyl]-2-methyl-5-nitroimidazole

Tinidazole Impurity ATinidazole IMP 2-Methyl-4(5)-nitroimidazole

4-Nitro-5-desnitro TinidazoleTinidazole IMP 1-[2-(Ethylsulfonyl)ethyl]-2-methyl-4-nitro-1H-imidazole

Timolol Impurity ETimolol IMP (S,Z)-4-({1-(tert-Butylamino)-3-[(4-morpholino-1,2,5-thiadiazol-3-yl)oxy]propan-2-yl}oxy)-4-oxobut-2-enoic Acid maleate salt

4-(4-Chloro-1,2,5-thiadiazol-3-yl)morpholine Timolol IMP 3-Chloro-4-morpholin-4-yl-1,2,5-thiadiazole

Timolol Impurity GTimolol IMP 3-Hydroxy-4-morpholino-1,2,5-thiadiazole 1-Oxide

rac-IsotimololTimolol IMP 3-(tert-Butylamino)-2-(4-morpholino-1,2,5-thiadiazol-3-yloxy)propan-1-ol

Timolol Impurity CTimolol IMP (2RS)-N-(1,1-Dimethylethyl)-2,3-bis[[4-(morpholin-4-yl)-1,2,5-thiadiazol-3-yl]oxy]propan-1-amine

3-Hydroxy-4-morpholino-1,2,5-thiazoleTimolol IMP 4-Morpholino-1,2,5-thiadiazol-3-ol

ThiothiamineThiamine IMP 3-[(4-Amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methylthiazol-2(3H)-thione