5-(1-methylpiperidin-4-yl)-5H-dibenzo(a,d)(7)annulen-5-ol

It serves as a known process-related impurity or metabolite in the manufacturing of cyproheptadine hydrochloride, a first-generation antihistamine. 5-(1-methylpiperidin-4-yl)-5H-dibenzo(a,d)(7)annulen-5-ol is officially recognized as Cyproheptadine Hydrochloride Impurity C.

API Name Cyproheptadine hydrochloride
CAS No 3967-32-6
Molecular Formula C21H23NO
Molecular Weight 305.4 g/mol
Synonyms 2-(1-methylpiperidin-4-yl)tricyclo[9.4.0.03,8]pentadeca-1(15),3,5,7,9,11,13-heptaen-2-ol

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