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Jianqi Li

Jianqi Li, Shanghai CN

Patent application numberDescriptionPublished
20110105503ARALKYL PIPERIDINE DERIVATIVES AND THEIR USES AS ANTALGIC OR ATARACTIC AGENT - The present invention relates to aralkyl piperidine derivatives, compositions containing the same, and their uses in the preparation of antalgic or ataractic medicament. The said derivatives are a free base of the compound represented by the following formula or a salt thereof. The pharmacological experiments show that they display favorable antalgic, ataractic activity and low side effects.05-05-2011
20110118263BENZOTHIOPHENE ALKANOL PIPERAZINE DERIVATIVES AND THEIR USE AS ANTIDEPRESSANT - The invention discloses benzothiophene alkanol piperazine derivatives and their use as antidepressants. The invention discloses the said benzothiophene alkanol piperazine derivative having triple inhibition effect on the reuptake of 5-HT, NA and DA. Compared with clinical used antidepressants so far having single target, e.g. desipramine and fluoxetine, and clinical used antidepressants so far having double targets, e.g venlafaxine and duloxetine, the said benzothiophene alkanol piperazine derivatives of the present invention may have a broader indication range and less toxic and side effects to nervous system. The benzothiophene alkanol piperazine derivatives are the compounds with the following formula or their pharmaceutically acceptable salts, wherein Ar05-19-2011
20110152323Histone deacetylase inhibitors and uses thereof - The present invention discloses a group of histone deacetylase inhibitors and use thereof. The histone deacetylase inhibitors are useful in the treatment of malignant tumors and the diseases associated with differentiation and proliferation. The histone deacetylase inhibitors are the compounds represented by the following formula or salts thereof:06-23-2011
20110160199Aralkyl Substituted Piperidine or Piperazine Derivatives and Their Use for Treating Schizophrenia - The present invention discloses an aralkyl substituted piperidine or piperazine derivative and the use of the derivative in preparation of medicaments for treating schizophrenia and correlative psychoneuroses. It is shown by pharmacological tests that the derivative of the present invention has better antischizophrenic effect and less toxicity. Said derivative is a free base or salt of the compound having the following general formula.06-30-2011
20110160247Aralkyl alcohol piperidine derivative and the use thereof as a medicament for treating depression - The present invention relates to an aralkyl alcohol piperidine derivative and use as antidepressant thereo. The said aralkyl alcohol piperidine derivative has a triple inhibition effect on the reuptaking of 5-HT, NA and DA. The derivative may be administered to the patient in need of such treatment in the form of composition by oral administration, injection and the like. The derivative is a compound having the following general formula or its salt:06-30-2011
20110183996THE 1-BUTYL-2-HYDROXYARALKYL PIPERAZINE DERIVATIVES AND THE USES AS ANTI-DEPRESSION MEDICINE THEREOF - The invention discloses 1-butyl-2-hydroxyl aralkyl piperazine derivatives and their use as antidepressants. The derivatives of the present invention have triple inhibition effect on the reuptake of 5-HT, NA and DA, and can be administrated to the patients in need thereof in form of composition by route of oral administration, injection and the like. Compared with clinically currently used dual targets antidepressants (such as venlafaxine), said derivatives may have stronger antidepression effect, broader indications, faster onset and lower neurotoxicity and side reaction; and said derivatives have stronger antidepression activity, lower toxicity, higher bioavailability, longer half life and better druggablity, compared with aryl alkanol piperazine derivatives and optical isomers thereof disclosed in prior art. The 1-butyl-2-hydroxyl aralkyl piperazine derivative is the free alkali or its salt of a compound of formula below:07-28-2011
20110288086POLYCYCLIC QUINAZOLINES, PREPARATION THEREOF, AND USE THEREOF - At least one active pharmaceutical ingredient is chosen from polycyclic quinazolines of formula V,11-24-2011

Patent applications by Jianqi Li, Shanghai CN

Jianqi Li, Xuzhou City CN

Patent application numberDescriptionPublished
20110294822Substituted Phenylpiperazinyl Aralkylalcohol Derivatives, Pharmaceutical Compositions Containing Such Derivatives and Uses Thereof - The invention relates to a substituted phenylpiperazine aryl alkanol derivative represented by the following general formula and its salt and hydrate,12-01-2011