Chemical Name: 5-[3-(Dimethylamino)propyl]-10,11-dihydro-5H-dibenzo[a,d][7]annulen-5-ol (as per EP) ; 5-[3-(dimethylamino)propyl]-10,11-dihydro-5H-dibenzo[a,d]-cyclohepten-5-ol (as per USP)
Synonym: Amitriptynol (USP) ; Amitriptyline USP Related Compound B
Amitriptyline EP Impurity D is chemically 5-[3-(Dimethylamino)propyl]-10,11-dihydro-5H-dibenzo[a,d][7]annulen-5-ol (as per EP) ; 5-[3-(dimethylamino)propyl]-10,11-dihydro-5H-dibenzo[a,d]-cyclohepten-5-ol (as per USP). It is also known as Amitriptynol (USP) ; Amitriptyline USP Related Compound B. Amitriptyline EP Impurity D is supplied with detailed characterization data compliant with regulatory guideline.