timolol and its Impurities
An (R ) isomer of Timolol, an Antihypertensive, antiarrhythmic (class II) and antianginal drug. Reference standards of Timolol API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
(S)-N-[4-[3-[(1,1-Dimethylethyl)amino]-2-hydroxypropoxy]-1,2,5-thiadiazol-3-yl]-N-(2-hydroxyethyl)-glycine
(S)-N-[4-[3-[(1,1-Dimethylethyl)amino]-2-hydroxypropoxy]-1,2,5-thiadiazol-3-yl]-N-(2-hydroxyethyl)-glycine
Catalogue No.:PA 20 36600
CAS :
75014-25-4
Molecular Formula : C13H24N4O5S
Molecular Weight : 348.42
(S)-1-[(1,1-Dimethylethyl)amino]-3-[[4-[(2-hydroxyethyl)amino]-1,2,5-thiadiazol-3-yl]oxy]-2-propanol
(S)-1-[(1,1-Dimethylethyl)amino]-3-[[4-[(2-hydroxyethyl)amino]-1,2,5-thiadiazol-3-yl]oxy]-2-propanol
Catalogue No.:PA 20 36610
CAS :
75014-26-5
Molecular Formula : C11H22N4O3S
Molecular Weight : 290.38
1-(tert-Butylamino)-3-((4-(2,3-dihydro-4H-1,4-oxazin-4-yl)-1,2,5-thiadiazol-3-yl)oxy)propan-2-ol
1-(tert-Butylamino)-3-((4-(2,3-dihydro-4H-1,4-oxazin-4-yl)-1,2,5-thiadiazol-3-yl)oxy)propan-2-ol
Catalogue No.:PA 20 36630
CAS :
948298-61-1
Molecular Formula : C13H22N4O3S
Molecular Weight : 314.4