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37results about How to "Show low toxicity" patented technology

Piperazinone substituted tetracycline derivatives

The invention belongs to the technical field of medicament, and particularly relates to piperazinone substituted tetracycline derivatives shown in a general formula (I), and pharmaceutically acceptable salts or isomers thereof, wherein R<1a>, R<1b>, R<2>, R<3a>, R<3b>, R<4>, R<5a>, R<5b>, R<6>, R<7>, R<8>, R<9>, R<10>, R<11>, R<12>, R<13>, X and Y are defined in the specification. The invention also relates to a method for preparing the compounds, medicinal composition containing the compounds, as well as application of the compounds in the preparation of medicaments for treating and / or preventing tetracycline sensitive diseases, particularly in the preparation of medicaments for treating infectious diseases.
Owner:HAINAN SIHUAN PHARMA

Sulfhydryl oxo heterocycle substituted penem derivates

The invention relates to a sulfhydryl oxo heterocycle-substituted penem derivate as shown in a general formula (I), an easily hydrolyzed ester thereof, a salt thereof acceptable in pharmacology, an isomer thereof, a hydrate thereof, a hydrate of the ester or the salt thereof, a preparation method of the compounds as shown in the formula (I), an application of the compounds as medicine active substances, particularly an application of the compounds in preparing medicines used to treat and / or prevent infectious diseases as well as a medicine combination containing the compounds as shown in the formula (I), wherein the definition of each group is detailed in a specification.
Owner:XUANZHU BIOPHARMACEUTICAL CO LTD

Formamide alkylbenzene substituted mercapto pyrrolidine carbapenem compounds

The invention relates to a formamide alkylbenzene-substituted sulfhydryl pyrrolidine carbapenem compound as shown in general formula (I), and also relates to the easy hydrolysis esters of the compound, the pharmaceutical acceptable non-toxic salts of the compound, the isomers of the compound, the hydrates of the compound, the hydrates of the esters or salts of the compound, the preparation methods for the compounds in formula (I), the purposes of the compounds as medicinal active substances and especially the applications of the compounds in the preparation of drugs for curing and / or preventing infectious diseases, as well as the drug combinations containing the compounds in formula (I). The detailed definitions of R1, R2, R3, R4, R5, R6 and n in the formula (I) are shown in the instruction book.
Owner:XUANZHU BIOPHARMACEUTICAL CO LTD

Pennem derivates containing formamide heterocycle sulfonic acid amide sulfhydryl pyrrolidine

The invention pertains to the technical field of medicines and particularly relates to a penem derivative containing formamide heterocyclic sulfonamide sulfhydryl pyrrolidine as showed in a general formula (1), a pharmaceutically acceptable salt thereof, easily hydrolyzable ester thereof and isomers thereof, wherein, R <1>, R<2>, R<3> and X are defined as in a specification. The invention also relates to a preparation method of the compounds, medical compositions containing the compounds and the application of the compounds in preparing medicines for curing and / or preventing infectious diseases.
Owner:XUANZHU BIOPHARMACEUTICAL CO LTD

Six-membered ring methanamide substituted sulfhydryl pyrrolidine carbpenem compound

The present invention relates to a mercaptopyrrolidine carbapenem compound substituted by six-member ring methanamide shown in the formula (I), an easily hydrolyzed ester, a pharmaceutically acceptable non-toxic salt, an isomer, a hydrate and a hydrate of the ester and salt thereof, a method for preparing the compound shown in the formula (I), the applications of the compounds used as medical active substances, in particular the applications in the preparation of drugs for treating and / or preventing infective diseases, and drug combinations containing the compound shown in the formula (I). In the formula (I), R<1>, R<2>, R<3>, R<4>, R<5>, R<6> and R<7> are defined in the description.
Owner:XUANZHU BIOPHARMACEUTICAL CO LTD

Penem derivative containing sulfhydryl nitrogen heterocyclic ring and vinyl nitrogen heterocyclic ring

The invention belongs to the technical field of medicine, and more particularly relates to ertapenem derivatives which are shown in general formula (I) and contain hydrosulphonyl nitrogen heterocyclic ring ethylene azacyclonol, salt which can be accepted by the derivatives on pharmacy, ester of the derivatives that is easy to hydrolyze, and isomer of the derivatives; wherein, R1, R2, R3, R4, m, n and are defined as instruction; the invention also relates to a method used for preparing the compounds, medicine combinations containing the compounds, and the application of the compounds in the preparation of the medicine for treating and / or preventing infectious diseases.
Owner:XUANZHU BIOPHARMACEUTICAL CO LTD

Penem compound containing dihydroimidazole formamido

The invention relates to a method for preparing an ertapenem compound as shown in general formula (I) which contains glyoxalidine formamido, the ester which is easy to be hydrolyzed, the pharmaceutically acceptable salt, the isomer, the hydrate, the ester or salt hydrate thereof and the compound as shown in formula (I); the compounds are used for producing medical active materials, particularly preparing medicines for curing and / or preventing infectious diseases and pharmaceutical combination of the compounds as shown in formula (I). Definitions of R<1>, R<2>, R<3>, R<4>, R<5>, R<6>, R<7> and R<8> in the general formula (I) can be seen in the specification.
Owner:XUANZHU BIOPHARMACEUTICAL CO LTD

Carbapenem compound

The invention relates to carbapenem compounds expressed by general formula (I), and easily-hydrolyzed ester, pharmaceutically acceptable salt, isomer, hydrate and hydrate of salt or ester thereof, and a method for preparing the compounds expressed by the general formula (I); and the invention relates to application of the compounds as medical active substances, in particular to application of the compounds for preparing medicine for treating and / or preventing infectious diseases, and medicament composition containing the compounds expressed by the general formula (I). In the general formula (I), R<1>, R<2>, R<3>, R<4> and R<5> are defined as description in detail.
Owner:SHANDONG XUANZHU PHARMA TECH CO LTD

Penem derivates with mercapto pyrrolidine formamide benzene alkyl heterocycle

The invention relates to a penem derivative containing sulfhydryl pyrrolidine formamide heterocyclic alkyl benzene as shown in general formula (I), and also relates to the easy hydrolysis esters of the derivative, the pharmaceutical acceptable non-toxic salts of the derivative, the isomers of the derivative, the hydrates of the derivative, as well as the hydrates of the esters or salts of the derivative; wherein, the detailed definitions of R1, R2, R3, R4, R5, R6, R7 and n are shown in the instruction book. The invention also relates to the preparation methods for the compounds in formula (I), the drug combinations containing the compounds in formula (I), as well as the purposes of the compounds in formula (1) as medicinal active substances, especially the applications of the compounds in the preparation of drugs for curing and / or preventing infectious diseases.
Owner:XUANZHU BIOPHARMACEUTICAL CO LTD

Formyl aniline substituted sulfhydryl pyrrolidine carbpenem compounds

The present invention relates to a formanilide substituted sulfhydryl pyrrolidine carbapenems compound as shown in Formula (I), easily hydrolyzed ester thereof, acceptable non-toxicity salt thereof in pharmacy, isomer thereof, hydrate thereof, and hydrate of ester or salt thereof. The present invention also relates to a preparation method of the compound as shown in Formula (I), application of the compounds as active substances for medicine, in particular to the application for preparing the medicine used for treating and / or preventing infectious diseases. The R<1>, R<2>, R<3>, R<4>, R<5>, R<6>, R<7>, R<8> and X are defined in details in the specification.
Owner:XUANZHU BIOPHARMACEUTICAL CO LTD

Sulfhydryl pyrrolidine formyl arylamine heterocycle substituted penem derivant

The present invention relates to a penem derivative substituted by mercaptopyrrolidine formylarylamine heterocycles shown in the formula (I), an easily hydrolyzed ester, a pharmaceutically acceptable salt, an isomer, a hydrate and a hydrate of the ester or the salt thereof, a method for preparing the compound shown in the formula (I), the applications of the compounds used as medical active substances, in particular the applications in the preparation of drugs for treating and / or preventing infective diseases, and drug combinations containing the compound shown in the formula (I). In the formula (I), R<1>, R<2>, R<3>, R<4>, R<5>, R<6> and R<7> are defined in the description.
Owner:SHANDONG XUANZHU PHARMA TECH CO LTD

Carbapenem compound containing formyl hydrazino

The invention relates to a method for preparing a carbapenem compound as shown in general formula (I) which contains formyl hydrazino, the ester which is easy to be hydrolyzed, the pharmaceutically acceptable salt, the isomer, the hydrate, the ester or salt hydrate thereof and the compound as shown in formula (I); the compounds are used for producing medical active materials, particularly preparing medicines for curing and / or preventing infectious diseases and pharmaceutical combination of the compounds as shown in formula (I). Definitions of R<1>, R<2>, R<3>, R<4>, R<5>, R<6> and n in the general formula (I) can be seen in the specification.
Owner:XUANZHU BIOPHARMACEUTICAL CO LTD

Glycinamide alkyl oxanamide tetracycline derivants

The invention belongs to the technical field of medicine, and in particular relates to a glycine alkane oxanamide tetracycline derivative shown in a general formula (I), as well as a pharmaceutically acceptable salt and an isomer thereof, wherein R<1>, R<2>, R<3>, R<4>, R<5>, R<6> and n are defined in instructions. The invention also relates to a method for preparing the compounds, a pharmaceutical composition containing the compounds, as well as application of the compounds for preparing medicine which treats and / or prevents tetracycline allergic diseases.
Owner:黄振华 +1
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