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

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

N-(1-Naphthylmethyl)methylamineTerbinafine IMP N-Methyl-1-naphthalenemethylamine hydrochloride

cis-Terbinafine HydrochlorideTerbinafine IMP N-[(2Z)-6,6-Dimethyl-2-hepten-4-yn-1-yl]-N-methyl-1-naphthalenemethanamine Hydrochloride

Terbinafine Impurity CTerbinafine IMP (2E)-N,6,6-Trimethyl-N-(naphthalen-2-ylmethyl)hept-2-en-4-yn-1-amine hydrochloride

4-Methylterbinafine hydrochlorideTerbinafine IMP (2E)-N,6,6-Trimethyl-N-[(4-methylnaphthalen-1-yl)methyl]-hept-2-en-4-yn-1-amine hydrochloride