2,2'-(4,10-Bis(1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,7-diyl)diacetic acid tetrahydrochloride

2,2'-(4,10-bis(1,3,4-Trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,7-diyl)diacetic acid

chelating agent intermediate

Gadobutrol

MRI contrast agent

Gadobutrol

gadolinium-based contrast agent for MRI

Calcobutrol

chelating agent for diagnostic imaging

Abiraterone acetate N-oxide

Active pharmaceutical ingredient impurity standard

2-(Diethylamino)ethyl 3-amino-4-(2-(diethylamino)ethoxy)benzoate Hydrochloride

pharmaceutical impurity reference standard

Guaninyl Valacyclovir

antiviral prodrug impurity

(S)-3-(1-Oxo-5-(piperazin-1-yl)isoindolin-2-yl)piperidine-2,6-dione hydrochloride

active pharmaceutical ingredient