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Last Updated: December 12, 2025

Claims for Patent: 3,864,487

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Summary for Patent: 3,864,487

Title:	Antiarhythmic pharmaceutical preparation containing ethyl 10-{60 -morpholylpropionyl) phenthiazine-2-carbamate hydrochloride
Abstract:	A method for preparing a novel composition of matter, ethyl 10-( beta -morpholylpropionyl)-phenthiazine-2-carbamate hydrochloride, having the formula WHICH COMPRISES REACTING ETHYL PHENTHIAZINE-2-CARBAMATE WITH beta -CHLOROPROPIONYL CHLORIDE IN AN INERT ORGANIC SOLVENT AT THE BOILING POINT OF THE SOLVENT USED, CONDENSING THE RESULTING ETHYL 10-( beta -CHLOROPROPIONYL)-PHENTHIAZINE-2-CARBAMATE WITH MORPHOLINE IN AN INERT ORGANIC SOLVENT, TREATING THE ETHYL 10-( beta -MORPHOLYLPROPIONYL)-PHENTHIAZINE-2-CARBAMATE WITH HYDROGEN CHLORIDE, AND SEPARATING THE DESIRED COMPOUND.
Inventor(s):	Anna Nikitichna Gritsenko, Jury Ivanovich Vikhlyaev, Semen Vladimirovich Zhuravlev, Natalya Veniaminovna Kaverina, Zlata Petrovna Senova, Olga Vasilievna Ulyanova
Assignee:	Individual
Application Number:	US172216A
Patent Claims:

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