Patents by Inventor Ljubov Alexeevna Bolotina

Ljubov Alexeevna Bolotina has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • N-.beta.-(2-a cetyl-4-chlorophenoxy)-ethyl-N,N-dimethyl-N-benzyl-ammonium-p-chlorobenze ne sulphonate, method for preparing same and medicinal preparation based thereon
    Patent number: 3956369
    Abstract: A compound N-.beta.(2-acetyl-4-chlorophenoxy)-ethyl-N,N-dimethyl-N-benzylammonium-p-c hlorobenzene sulphonate having the formula: ##SPC1##This compound is prepared by reacting 2-hydroxy-5-chloroacetophenone and .beta.-dimethylaminoethyl chloride with heating in a medium of an organic solvent in the presence of an alkali agent, reacting the resulting 2-acetyl-4-chlorophenoxyethyl-dimethylamine with benzyl chloride, and subsequently reacting the resulting N-.beta.-(2-acetyl-4-chlorophenoxy)-ethyl-N,N-dimethyl-N-benylammonium chloride with a sodium salt of p-chlorobenzene sulphonic acid.This compound exhibits anthelmintic activity for Trichocephalus muris in albine mice.
    Type: Grant
    Filed: May 18, 1973
    Date of Patent: May 11, 1976
    Inventors: Natalia Nikolaevna Ozeretskovskaya, Vladimir Kuzmich Karnaukhov, Alexandr Markusovich Bronshtein, Vera Fedorovna Gladkikh, Marina Nikolaevna Lebedeva, Elvira Vasilievna Sazonova, Nelli Dmitrievna Lychko, Andrei Ivanovich Krotov, Olga Evgenievna Kuznetsova, Alla Fedorovna Bekhli, Maria Borisovna Braude, Ljubov Alexeevna Bolotina, Renata Leonidovna Polovinchik, Boris Alexandrovich Astafiev