Doxepin Hydrochloride
C19H21NO·HCl
315.84
1-Propanamine, 3-dibenz[b,e]oxepin-11(6H)ylidene-N,N- dimethyl-, hydrochloride;
N,N-Dimethyldibenz[b,e]oxepin-Δ11-(6H)-γ-propylamine hydrochloride
[1229-29-4] (E)-isomer
[4698-39-9] (Z)-isomer [25127-31-5]
1-Propanamine, 3-dibenz[b,e]oxepin-11(6H)ylidene-N,N- dimethyl-, hydrochloride;
N,N-Dimethyldibenz[b,e]oxepin-Δ11-(6H)-γ-propylamine hydrochloride
[1229-29-4] (E)-isomer
[4698-39-9] (Z)-isomer [25127-31-5]
DEFINITION
Doxepin Hydrochloride, an (E) and (Z) geometric isomer mixture, contains the equivalent of NLT 98.0% and NMT 102.0% of doxepin hydrochloride (C19H21NO·HCl), calculated on the dried basis. It contains NLT 13.6% and NMT 18.1% of the (Z)-isomer, and NLT 81.4% and NMT 88.2% of the (E)-isomer.
USP REFERENCE STANDARDS FOR PURCHASE
USP Doxepin Hydrochloride RSUSP Doxepin Related Compound A RS
USP Doxepin Related Compound B RS
USP Doxepin Related Compound C RS