CN1836657A - Polymethoxylated flavones and its preparation method - Google Patents

Polymethoxylated flavones and its preparation method Download PDF

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Publication number
CN1836657A
CN1836657A CN 200510049423 CN200510049423A CN1836657A CN 1836657 A CN1836657 A CN 1836657A CN 200510049423 CN200510049423 CN 200510049423 CN 200510049423 A CN200510049423 A CN 200510049423A CN 1836657 A CN1836657 A CN 1836657A
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Prior art keywords
polymethoxyflavone
injection
surfactant
flavone
alcohol
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潘福生
胡凯
叶杉
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Hangzhou Huadong Medicine Group Biological Engineering Research Institute Co Ltd
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Hangzhou Huadong Medicine Group Biological Engineering Research Institute Co Ltd
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Priority to CN 200510049423 priority Critical patent/CN1836657A/en
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Abstract

The polymethoxyl flavone injection includes polymethoxyl flavone, alcohol and surfactant, and the polymethoxyl flavone is mixture of two or more of nobiletin, tangeretin, sinensetin, heptamethoxyl flavone and isotangeretin. The present invention solves the solubility and stability problem of polymethoxyl flavone injection, and the polymethoxyl flavone injection has high safety, coincides with medicine standard and suitable for intramuscular injection and intravenous injection. The present invention also discloses the preparation process of the polymethoxyl flavone injection.

Description

A kind of polymethoxyflavone injection and preparation method thereof
Technical field
The present invention relates to field of pharmaceutical preparations, specifically polymethoxyflavone injection and preparation method thereof.
Background technology
Polymethoxyflavone is to extract a kind of mixture that obtains from the fruit of rutaceae.Its main component is Nobiletin (Nobiletin, 5,6,7,8,3`, 4`-hexa methoxy flavone) and tangeritin (tangeretin, 5,6,7,8,4`-pentamethoxyl flavone), in addition, also have senensetin (senensetin, 5,6,7,3`, 4`-pentamethoxyl flavone), Heptamethoxyflavone (heptamethoxyflavone, 3,5,6,7,8,3`, 4`-Heptamethoxyflavone), isosenensetin (isosenensetin, 5,7,8,3`, 4`-pentamethoxyl flavone) etc. (structural formula is as follows).According to pertinent literature report, polymethoxyflavone has multiple medicinal functions such as anti-fungal infection, treatment hypertension and diabetes, prevention and treatment chronic rheumatism, anticancer, treatment senile dementia, fat-reducing.
Figure A20051004942300031
The Nobiletin tangeritin
Figure A20051004942300032
The Heptamethoxyflavone senensetin
Figure A20051004942300033
The isosenensetin
At Chinese patent " anticancer medicine composition of citrus multimethoxy flavone and preparation thereof " (publication number CN1436528A, open day: disclose a kind of polymethoxyflavone injection on August 20th, 2003), become injection with propylene glycol with 5: 1 proportional arrangement of w/v by polymethoxyflavone.Though polymethoxyflavone can be dissolved in the propylene glycol, but understanding generation in a short period of time behind the dilute with water precipitates and can't inject, and fully be that the solution of solvent should not be directly as injection with alcohol, so this technical scheme, because poor stability, do not meet medicinal standard, be unwell to commercial production.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of good stability is provided, meet many methoxies flavone injection of medicinal standard.
The invention provides a kind of many methoxies flavone injection, a kind of preparation method also is provided simultaneously.
The invention discloses a kind of polymethoxyflavone injection, comprise following component: polymethoxyflavone, alcohol, surfactant; Wherein said polymethoxyflavone is any two or more the mixture among Nobiletin, tangeritin, senensetin, Heptamethoxyflavone, the isosenensetin.In order to reach medicinal standard, Polymethoxylated general flavone content should be more than 80%.
Polymethoxyflavone is a kind of material that is insoluble in water owing to its structural reason, and almost insoluble in water, the dissolubility in alcohol is better.But its alcoholic solution precipitation promptly occurs after by the dilution of a certain amount of water in a short period of time, and is that the solution of solvent should not be directly as injection fully with alcohol.Therefore the form administration of polymethoxyflavone with injection must to be solved the problem of its dissolubility in aqueous solution and stability.
Find through overtesting, alcohol and surfactant are share, not only can increase the dissolubility of polymethoxyflavone in water greatly, and can make polymethoxyflavone in water stably the form with solution exist more than 4 hours, injection at this moment, can can not satisfy intravenous requirement owing to the problem of polymethoxyflavone on the instability on the physical property (separating out precipitation) causes safely.
Wherein polymethoxyflavone is 1 with the w/v of alcohol: 0.01-0.1.
The consumption of alcohol is decided on the kind of alcohol in the prescription, if use ethanol, its consumption adds more than the ethanol 1ml for the 100mg polymethoxyflavone, is advisable with 1ml; If with 1, the 2-propylene glycol, its consumption adds 1 for the 100mg polymethoxyflavone, more than the 2-propylene glycol 3ml, is advisable with 3ml.
Wherein the weight part ratio of polymethoxyflavone and surfactant is 1: 4-60.
Alcohol will be used in certain proportion with surfactant and polymethoxyflavone, could guarantee that the physical property of its aqueous solution keeps stable in the long time, and wherein the ratio of surfactant and polymethoxyflavone is crucial.By weight, the ratio of polymethoxyflavone and surfactant should be 1: 4-60.Because surfactant concentrations is crossed conference and is caused hemolytic, the hidden danger of specific safeties such as anaphylaxis, so, the consumption of control surface activating agent.The kind of surfactant is selected also very important, with HLB being advisable between 13~19, as tween 80, polyoxyethylene hydrogenated Oleum Ricini (RH60 with BASF is good).
Polymethoxyflavone injection disclosed by the invention, dissolubility is good, and the maintenance in the long time of its aqueous solution is stable, can satisfy intravenous needs, and have good safety.
The invention also discloses a kind of method for preparing the polymethoxyflavone injection, may further comprise the steps: after surfactant, pure and mild polymethoxyflavone are mixed in hermetic container, placing 35~70 ℃ water-bath to heat, is good with 45~60 ℃, makes it molten entirely.Take out, place at room temperature more than half an hour, standby.Above solution is after removing operations such as thermal source, filtration and sterilization and reaching the requirement of injection, and confession intramuscular injection or intravenous injection are faced with behind the preceding water for injection or sodium chloride for injection solution or glucose for injection solution dilution that adds proper proportion according to circumstances in packing.
After testing, the every index of polymethoxyflavone injection of the present invention's preparation all meets the pharmacy standard.
In practical clinical, the consumption of polymethoxyflavone is decided on the kind of the disease that will prevent or treat.
The specific embodiment
Embodiment 1:
Take by weighing polyoxyethylene hydrogenated Oleum Ricini (RH60) but 180 restrain in hermetic container, add 400 milliliters of dehydrated alcohol, be mixed into liquid condition under the room temperature, mixture 30 grams that add Nobiletin, tangeritin, senensetin, Heptamethoxyflavone, isosenensetin again, after container was airtight, 50 ℃ of water-baths made it molten entirely.Take out, room temperature was placed 45 minutes.The needle-use activated carbon that adds liquid gross weight 0.1% then, stirring at room 20 minutes after No. 4 core filter sticks filtrations, does not have Mycoderma pressure filtration with 0.22 μ ф 300mm, after prediction content and pyrogen are qualified, aseptic subpackaged 1000 bottles.Face with preceding with after the 5ml water for injection dilution, can supply intramuscular injection.
Embodiment 2:
But take by weighing 600 gram tween 80s in hermetic container, add 1000 milliliters of dehydrated alcohol, be mixed into liquid condition under the room temperature, add Nobiletin, tangeritin, senensetin's mixture 100 grams again, after container was airtight, 70 ℃ of water-baths made it molten entirely.Take out, room temperature was placed 60 minutes.The needle-use activated carbon that adds liquid gross weight 0.5% then, stirring at room 15 minutes after No. 4 core filter sticks filtrations, does not have Mycoderma pressure filtration with 0.22 μ ф 300mm, after prediction content and pyrogen are qualified, aseptic subpackaged 1000 bottles.Face with preceding with after the dilution of 100ml 0.9% sodium chloride injection or 5% glucose injection, but injection for intravenous.
Embodiment 3:
Take by weighing polyoxyethylene hydrogenated Oleum Ricini (RH40) but 400 restrain in hermetic container, add 1,1500 milliliters of 2-propylene glycol, be mixed into liquid condition under the room temperature, add mixture 50 grams of senensetin, Heptamethoxyflavone again, after container was airtight, 35 ℃ of water-baths made it molten entirely.Take out, room temperature was placed 70 minutes.The needle-use activated carbon that adds liquid gross weight 0.3% then, stirring at room 30 minutes after No. 4 core filter sticks filtrations, does not have Mycoderma pressure filtration with 0.22 μ ф 300mm, after prediction content and pyrogen are qualified, aseptic subpackaged 1000 bottles.Face with preceding with after the dilution of 100ml 0.9% sodium chloride injection or 5% glucose injection, but injection for intravenous.
Embodiment 4:
Take by weighing polyoxyethylene hydrogenated Oleum Ricini (60) but 300 restrain in hermetic container, add 500 milliliters of dehydrated alcohol, be mixed into liquid condition under the room temperature, add Nobiletin, isosenensetin's mixture 10 grams again, after container was airtight, 50 ℃ of water-baths made it molten entirely.Take out, room temperature was placed 45 minutes.The needle-use activated carbon that adds liquid gross weight 0.4% then, stirring at room 25 minutes after No. 4 core filter sticks filtrations, does not have Mycoderma pressure filtration with 0.22 μ ф 300mm, after prediction content and pyrogen are qualified, aseptic subpackaged 1000 bottles.Face with preceding with after the dilution of 100ml0.9% sodium chloride injection or 5% glucose injection, but injection for intravenous.

Claims (7)

1. a polymethoxyflavone injection comprises following component: polymethoxyflavone, alcohol, surfactant; Wherein said polymethoxyflavone is any two or more the mixture among Nobiletin, tangeritin, senensetin, Heptamethoxyflavone, the isosenensetin.
2. polymethoxyflavone injection according to claim 1 is characterized in that the described polymethoxyflavone and the w/v of alcohol are 1: 0.01-0.1.
3. polymethoxyflavone injection according to claim 1, the weight part ratio that it is characterized in that described polymethoxyflavone and surfactant is 1: 4-60.
4. according to claim 1,2 described polymethoxyflavone injections, it is characterized in that described alcohol is ethanol or propylene glycol.
5. according to claim 1,3 described polymethoxyflavone injections, it is characterized in that described surfactant is selected from the HLB value and is 13-19.
6. polymethoxyflavone injection according to claim 5 is characterized in that described surfactant is a polyoxyethylene hydrogenated Oleum Ricini.
7. prepare polymethoxyflavone injection as claimed in claim 1, may further comprise the steps: after surfactant, pure and mild polymethoxyflavone are mixed in hermetic container, place 35~70 ℃ water-bath to heat, make it molten entirely; Take out, place more than half an hour at room temperature; Remove thermal source, filter, sterilization.
CN 200510049423 2005-03-23 2005-03-23 Polymethoxylated flavones and its preparation method Pending CN1836657A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101947215A (en) * 2010-06-21 2011-01-19 澳门大学 Application of flavonoid compound in tangerine peel to preparation of medicament for inhibiting angiogenesis
CN102579424A (en) * 2012-01-20 2012-07-18 李康 Application of hesperetin in preparation process of drugs for treating allergic asthma
CN102846595A (en) * 2012-09-21 2013-01-02 沈阳药科大学 Application of flavonoid compound WX-03 in relaxation of vascular smooth muscles
CN103127053A (en) * 2011-11-22 2013-06-05 沈阳药科大学 Medical application of 6-[2-(dimethylamino)ethoxy]flavone
CN107510693A (en) * 2017-09-22 2017-12-26 上海华堇生物技术有限责任公司 The medicinal usage of demethylnobiletin
EP3769622A1 (en) * 2019-07-23 2021-01-27 Karl-Franzens-Universität Graz Antimycotic
CN112601461A (en) * 2018-08-01 2021-04-02 弗门尼舍有限公司 Polymethoxylated flavones as sweetness enhancers

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101947215A (en) * 2010-06-21 2011-01-19 澳门大学 Application of flavonoid compound in tangerine peel to preparation of medicament for inhibiting angiogenesis
CN103127053A (en) * 2011-11-22 2013-06-05 沈阳药科大学 Medical application of 6-[2-(dimethylamino)ethoxy]flavone
CN103127053B (en) * 2011-11-22 2014-05-21 沈阳药科大学 Medical application of 6-[2-(dimethylamino)ethoxy]flavone
CN102579424A (en) * 2012-01-20 2012-07-18 李康 Application of hesperetin in preparation process of drugs for treating allergic asthma
CN102846595A (en) * 2012-09-21 2013-01-02 沈阳药科大学 Application of flavonoid compound WX-03 in relaxation of vascular smooth muscles
CN102846595B (en) * 2012-09-21 2013-08-28 沈阳药科大学 Application of flavonoid compound WX-03 in relaxation of vascular smooth muscles
CN107510693A (en) * 2017-09-22 2017-12-26 上海华堇生物技术有限责任公司 The medicinal usage of demethylnobiletin
CN112601461A (en) * 2018-08-01 2021-04-02 弗门尼舍有限公司 Polymethoxylated flavones as sweetness enhancers
CN112601461B (en) * 2018-08-01 2021-10-22 弗门尼舍有限公司 Polymethoxylated flavones as sweetness enhancers
EP3769622A1 (en) * 2019-07-23 2021-01-27 Karl-Franzens-Universität Graz Antimycotic
WO2021013930A1 (en) 2019-07-23 2021-01-28 Karl-Franzens-Universität Graz Antimycotic

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Open date: 20060927