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93 results about "Cleistanone" patented technology
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Aryl naphthalene's lignans are extracted by pet. ether from Cleistanthus collinus. The bark, leaves, heartwood, fruits and other parts of this plant are rich in lignans cleistanone along with ...
The invention relates to the field of organic synthesis and medicinal chemistry and particularly to an O-(piperidinyl) ethyl derivative of Cleistanone, a preparation method for the O-(piperidinyl) ethyl derivative of the Cleistanone and the application of the O-(piperidinyl) ethyl derivative of the Cleistanone in preparing drugs for resisting liver fibrosis. The invention synthesizes a novel O-(piperidinyl) ethyl derivative of the Cleistanone and discloses the preparation method thereof. Pharmacological experiment results show that the O-(piperidinyl) ethyl derivative of the Cleistanone has the function of resisting liver fibrosis and has the value of developing drugs for resisting liver fibrosis.
The invention relates to the field of organic synthesis and medicinal chemistry, and in particular relates to an O-(piperidyl)ethyl derivative of Cleistanone, a preparation method thereof and application in preparation of anti-low erythrocyte anemia drugs. The invention synthesizes a new O-(piperidyl)ethyl derivative of Cleistanone and discloses its preparation method. Pharmacological experiments show that the O-(piperidyl)ethyl derivative of Cleistanone provided by the invention has an anti-low erythrocyte anemia effect, and has the value of developing anti-low erythrocyte anemia drugs.
The invention relates to the fields of organic synthesis and medicinal chemistry and in particular relates to an O-(tetrahydropyrrolyl)ethyl derivative of cleistanone, a preparation method and an application of the O-(tetrahydropyrrolyl)ethyl derivative to preparation of medicines for preventing and treating liver injuries. The invention synthesizes the new O-(tetrahydropyrrolyl)ethyl derivative of cleistanone and discloses the preparation method of the O-(tetrahydropyrrolyl)ethyl derivative. Pharmacology experiments show that the O-(tetrahydropyrrolyl)ethyl derivative of cleistanone has the functions of preventing and treating liver injuries and has the value of developing the medicines for preventing and treating liver injuries.
The invention relates to the field of organic synthesis and pharmaceutical chemistry and particularly relates to a Cleistanone derivative, a preparation method thereof and an application thereof in the preparation of antibacterial drugs. According to the invention, a novel Cleistanone derivative is synthesized, and a preparation method of the novel Cleistanone derivative is disclosed. Shown by pharmacological experiments, the Cleistanone derivative disclosed by the invention has an antibacterial effect and has a value in the development of the antibacterial drugs.
The invention relates to the field of organic synthesis and medicinal chemistry, particularly to an O-(piperidinyl) ethyl derivative of Cleistanone as well as a preparation method for the O-(piperidinyl) ethyl derivative of the Cleistanone and the application of the O-(piperidinyl) ethyl derivative of the Cleistanone in preparing drugs for resisting heart failure. The invention synthesizes a novel O-(piperidinyl) ethyl derivative of the Cleistanone and discloses the preparation method thereof. Pharmacological experiment results show that the O-(piperidinyl) ethyl derivative of the Cleistanone has the function of resisting heart failure and has the value of developing drugs for resisting heart failure.
The invention relates to the fields of organic synthesis and medicinal chemistry and in particular relates to an O-(piperidyl)ethyl derivative of cleistanone, a preparation method and application of the O-(piperidyl)ethyl derivative to preparation of medicines for resisting acute renal failure (ARF). The invention synthesizes a new O-(piperidyl)ethyl derivative of cleistanone and discloses the preparation method of the O-(piperidyl)ethyl derivative. Pharmacology experiments show that the O-(piperidyl)ethyl derivative of cleistanone has the function of resisting ARF and has the value of developing the medicines for resisting ARF.
The invention relates to the fields of organic synthesis and medicinal chemistry and in particular relates to an O-(tetrahydropyrrole) ethyl derivatives of cleistanone, a preparation method of the O-(tetrahydropyrrole) ethyl derivative of cleistanone as well as application of the O-(tetrahydropyrrole) ethyl derivative of cleistanone in preparation of medicines for preventing or treating pancreatic fibrosis. A novel O-(tetrahydropyrrole) ethyl derivative of the cleistanone is synthesized, and the invention also discloses a preparation method of the O-(tetrahydropyrrole) ethyl derivative. The pharmacology experiment proves that the O-(tetrahydropyrrole) ethyl derivative of the cleistanone has an effect of preventing or treating the pancreatic fibrosis and has the value of developing the medicine for preventing or treating the pancreatic fibrosis.
The invention relates to the fields of organic synthesis and pharmaceutical chemistry, in particular to O-(piperazinyl) ethyl derivative of cleistanone, and a preparation method and the application of the O-(piperazinyl) ethyl derivative to the preparation of medicine for resisting erythrocyte hypoplastic anemia. The invention compounds new O-(piperazinyl) ethyl derivative, and discloses a preparation method thereof. Pharmacology experiments show that the O-(piperazinyl) ethyl derivative has the effect of resisting erythrocyte hypoplastic anemia, and has the value of developing medicine for resisting erythrocyte hypoplastic anemia.
The invention relates to the field of organic synthesis and pharmaceutical chemistry and particularly relates to a Cleistanone derivative, a preparation method thereof and use thereof in the preparation of drugs for resisting anemia caused by low red blood cell level. According to the invention, a novel Cleistanone derivative is synthesized, and a preparation method of the novel Cleistanone derivative is disclosed. Pharmacological experiments indicate that the Cleistanone derivative disclosed by the invention has an effect of resisting anemia caused by low red blood cell level and has a value in the development of the drugs for resisting anemia caused by low red blood cell level.
The invention relates to the field of organic synthesis and pharmaceutical chemistry and particularly relates to a Cleistanone O-(morpholinyl)ethyl derivative, a preparation method thereof and application thereof in the preparation of anti-rhinitis drugs. According to the invention, a novel Cleistanone O-(morpholinyl)ethyl derivative is synthesized, and a preparation method of the novel Cleistanone O-(morpholinyl)ethyl derivative is disclosed. Shown by pharmacological experiments, the Cleistanone O-(morpholinyl)ethyl derivative disclosed by the invention has an anti-rhinitis effect and has a value in the development of the anti-rhinitis drugs.
The invention relates to the fields of organic synthesis and pharmaceutical chemistry, in particular to O-(piperazinyl) ethyl derivative of cleistanone, and a preparation method and the application of the O-(piperazinyl) ethyl derivative to the preparation of medicine for resisting acute gout. The invention compounds new O-(piperazinyl) ethyl derivative, and discloses a preparation method thereof. Pharmacology experiments show that the O-(piperazinyl) ethyl derivative has the effect of resisting acute gout, and has the value of developing medicine for resisting acute gout.
The invention relates to the field of organic synthesis and pharmaceutical chemistry and particularly relates to a Cleistanone derivative, a preparation method thereof and use thereof in the preparation of anti-rhinitis drugs. According to the invention, a novel Cleistanone derivative is synthesized, and a preparation method of the novel Cleistanone derivative is disclosed. Shown by pharmacological experiments, the Cleistanone derivative disclosed by the invention has an anti-rhinitis effect and has a value in the development of the anti-rhinitis drugs.
The invention relates to the fields of organic synthesis and medicinal chemistry, and particularly relates to an O-(tetrahydropyrrole) ethyl derivative of cleistanthus sumatranus ketoneCleistanone, a preparation method and an application of the O-(tetrahydropyrrole) ethyl derivative in preparation of a medicine for preventing or treating renal fibrosis. The invention synthesizes a novel O-(tetrahydropyrrole) ethyl derivative of the cleistanthus sumatranus ketoneCleistanone, and discloses a preparation method of the O-(tetrahydropyrrole) ethyl derivative. A pharmacology experiment shows that the O-(tetrahydropyrrole) ethyl derivative of the cleistanthus sumatranus ketoneCleistanone has the effect of preventing or treating the renal fibrosis, and has the value of developing the medicine for preventing or treating the renal fibrosis.
The invention relates to the field of organic synthesis and pharmaceutical chemistry and particularly relates to a Cleistanone O-(morpholinyl)ethyl derivative, a preparation method thereof and application thereof in the preparation of heart failure resisting drugs. According to the invention, a novel Cleistanone O-(morpholinyl)ethyl derivative is synthesized, and a preparation method of the novel Cleistanone O-(morpholinyl)ethyl derivative is disclosed. Shown by pharmacological experiments, the Cleistanone O-(morpholinyl)ethyl derivative disclosed by the invention has a heart failure resisting effect and has a value in the development of the heart failure resisting drugs.
The invention relates to the fields of organic synthesis and pharmaceutical chemistry, in particular to a Cleistanone O-(imidazolyl) ethyl derivative, and a preparation method and application thereof in the preparation of anti-rhinitis drugs. The invention synthesizes a new Cleistanone O-(imidazolyl) ethyl derivative and discloses a preparation method thereof. Pharmacological experiments prove that the Cleistanone O-(imidazolyl) ethyl derivative has the effect of resisting to rhinitis and has the value of anti-rhinitis drug development.
The invention relates to the field of organic synthesis and pharmaceutical chemistry and particularly relates to a Cleistanone O-(morpholinyl)ethyl derivative, a preparation method thereof and application thereof in the preparation of anti-hypoxia drugs. According to the invention, a novel Cleistanone O-(morpholinyl)ethyl derivative is synthesized, and a preparation method of the novel Cleistanone O-(morpholinyl)ethyl derivative is disclosed. Shown by pharmacological experiments, the Cleistanone O-(morpholinyl)ethyl derivative disclosed by the invention has an anti-hypoxia effect and has a value in the development of the anti-hypoxia drugs.
The invention relates to the field of organic synthesis and pharmaceutical chemistry and particularly relates to a Cleistanone O-(piperazinyl)ethyl derivative, a preparation method thereof and use thereof in the preparation of hepatic fibrosis resisting drugs. According to the invention, a novel Cleistanone O-(piperazinyl)ethyl derivative is synthesized, and a preparation method of the novel Cleistanone O-(piperazinyl)ethyl derivative is disclosed. Shown by pharmacological experiments, the Cleistanone O-(piperazinyl)ethyl derivative disclosed by the invention has a hepatic fibrosis resisting effect and has a value in the development of the hepatic fibrosis resisting drugs.
The invention relates to the fields of organic synthesis and pharmaceutical chemistry and particularly relates to O-(pyrrolidin)ethyl derivatives of Cleistanone, a preparation method of the O-(pyrrolidin)ethyl derivatives of Cleistanone and an application of the O-(pyrrolidin)ethyl derivatives of Cleistanone to preparation of an anti-osteoporosisdrug. The invention discloses novel O-(pyrrolidin)ethyl derivatives of Cleistanone and a preparation method of the novel O-(pyrrolidin)ethyl derivatives of Cleistanone. Pharmacological experiments prove that the O-(pyrrolidin)ethyl derivatives of Cleistanone have an anti-osteoporosis effect and has a value of developing the anti-osteoporosisdrug.
The invention relates to the fields of organic synthesis and pharmaceutical chemistry, and specifically relates to a cleistanone derivative, a preparation method thereof, and an application of the cleistanone derivative in the preparation of drugs for treating acute gout. A novel cleistanone derivative is synthesized, and a preparation method thereof is disclosed. The pharmacological experiments show that the cleistanone derivative has an effect on resisting acute gout and can be used to develop drugs for treating acute gout.
The invention relates to the fields of organic synthesis and pharmaceutical chemistry, and specifically relates to a cleistanone O-(benzimidazolyl) ethyl derivative, a preparation method thereof, and an application of the cleistanone O-(benzimidazolyl) ethyl derivative in the preparation of anti-inflammatory drugs. A novel cleistanone O-(benzimidazolyl) ethyl derivative is synthesized, and a preparation method thereof is disclosed. The pharmacological experiments show that the cleistanone O-(benzimidazolyl) ethyl derivative has an anti-inflammatory effect and can be used to develop anti-inflammatory drugs.
The invention relates to the fields of organic synthesis and pharmaceutical chemistry, and specifically relates to a cleistanone O-(benzimidazolyl) ethyl derivative, a preparation method thereof, and applications of the cleistanone O-(benzimidazolyl) ethyl derivative in the preparation of drugs for preventing or treating pancreatic fibrosis. A novel cleistanone O-(benzimidazolyl) ethyl derivative is synthesized, and a preparation method thereof is disclosed. Pharmacology experiment results show that the provided cleistanone O-(benzimidazolyl) ethyl derivative has an effect on preventing or treating pancreatic fibrosis, and thus the cleistanone O-(benzimidazolyl) ethyl derivative is advantageously used to produce drugs for preventing or treating pancreatic fibrosis.
The invention relates to the fields of organic synthesis and medicinal chemistry and particularly to a derivative of Cleistanone, the preparation method for the derivative of the Cleistanone and the usage of the derivative of Cleistanone in preparing medicine resistant to acute renal failure. According to the invention, a novel derivative of the Cleistanone is synthesized and the preparation method for the novel derivative of the Cleistanone is disclosed. Pharmacological experiments indicate that the derivative of the Cleistanone provided by the invention has the function of resisting the acute renal failure and has the value of developing medicine resistant to the acute renal failure.
The invention relates to the fields of organic synthesis and pharmaceutical chemistry and specifically relates to an O-(1H-tetrazolyl) ethyl derivative of cleistanone, a preparation method and application thereof in preparation of medicines for treating or preventing renal fibrosis. The invention synthesizes a new O-(1H-tetrazolyl) ethyl derivative of cleistanone and discloses the preparation method thereof. Pharmacological experiments show that the O-(1H-tetrazolyl) ethyl derivative of cleistanone has an effect for preventing or treating the renal fibrosis and has the value of developing the medicines for preventing or treating the renal fibrosis.