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Method for extracting norcamphanone derivative and purine alkaloidal compounds from unicorn beetle

A technology of unicorn and compound, which is applied in the field of natural product extraction, can solve the problems of lack of basic research on activity and medicinal substances, and achieve the effect of improving medicinal value, simplifying the extraction process, and avoiding damage

Active Publication Date: 2015-04-29
东营悦来湖园区运营管理有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

To sum up, Bijiaoxian has a long history and rich resources as a traditional Chinese medicine in my country; on the other hand, its activity and basic research on medicinal substances are still very scarce

Method used

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  • Method for extracting norcamphanone derivative and purine alkaloidal compounds from unicorn beetle
  • Method for extracting norcamphanone derivative and purine alkaloidal compounds from unicorn beetle
  • Method for extracting norcamphanone derivative and purine alkaloidal compounds from unicorn beetle

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Experimental program
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Effect test

Embodiment 1

[0063] The method for extracting norcanone derivatives and purine alkaloid compounds from the unicorn, comprising the following steps:

[0064] Step 1. Take 1000g of the imago imago, wash it with clear water and dry it in the air, then place it in an oven at 30°C and dry it to constant weight, take it out and pulverize it to obtain the imago unicorn powder, and set aside; Under the condition of ℃, soak 40h with the dichloromethane of 5 times of the weight of the unicorn powder, use ultrasonic wave to assist extraction in the immersion process, filter, add the dichloromethane of 5 times of the weight of the unicorn powder to the obtained filter residue again, at 22 Soak for 40 hours under the condition of ℃, use ultrasonic to assist extraction during the soaking process, filter after the extraction is completed, place the obtained filter residue in a ventilated place and air-dry at room temperature to obtain insect residue, and set aside;

[0065] Step 2. Add methanol solution ...

Embodiment 2

[0072] The method for extracting norcanone derivatives and purine alkaloid compounds from the unicorn, comprising the following steps:

[0073] Step 1. Take 1500g of the adult unicorn, wash it with clear water, and dry it in the air, then place it in an oven at 50°C and dry it to constant weight, take it out and pulverize it to obtain the unicorn powder, and set aside; put the unicorn powder at 24 Under the condition of ℃, soak 44h with dichloromethane of 10 times the weight of unicorn powder, use ultrasonic wave to assist extraction in the soaking process, filter, and add 10 times of the weight of unicorn powder to the obtained filter residue in dichloromethane again, at 24 Soak for 44 hours under the condition of ℃, use ultrasonic wave to assist extraction during the soaking process, filter after the extraction is completed, and place the obtained filter residue in a ventilated place to air dry at room temperature to obtain worm residue for later use;

[0074]Step 2. Add met...

Embodiment 3

[0081] The method for extracting norcanone derivatives and purine alkaloid compounds from the unicorn, comprising the following steps:

[0082] Step 1. Take 2500g of the imago unicorn, wash it with clear water, and dry it in the air, then place it in an oven at 65°C and dry it to constant weight, take it out and crush it to obtain the unicorn powder, and set aside; put the unicorn powder at 26 Under the condition of ℃, soak 48h with the dichloromethane of 15 times of the weight of the unicorn powder, and use ultrasonic wave to assist extraction in the soaking process, filter, add the dichloromethane of 15 times of the weight of the unicorn powder to the obtained filter residue again, at 26 Soak for 48 hours under the condition of ℃, use ultrasonic wave to assist extraction during the soaking process, filter after the extraction is completed, and place the obtained filter residue in a ventilated place to dry at room temperature to obtain insect residue, which is ready for use; ...

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Abstract

The invention discloses a method for extracting a norcamphanone derivative and purine alkaloidal compounds from unicorn beetle. The method comprises the following steps: firstly, soaking unicorn beetle powder with dichloromethane and filtering to obtain unicorn beetle residues; secondly, adding a methanol solution having mass percentage of 70% into the unicorn beetle residues, extracting, concentrating to obtain a concentrated solution, freezing the concentrated solution to be in a shape of ice and drying to obtain a unicorn beetle extract; thirdly, dissolving the unicorn beetle extract with the methanol solution having mass percentage of 70%, eluting by virtue of a silica gel column and mixing the similar fractions; fourthly, separating the sixth fraction segment by virtue of gel column chromatography to obtain a compound I; and fifthly, mixing the eleventh fraction segment and the twelfth fraction segment and separating by virtue of polyamide column chromatography; recrystallizing the third fraction segment to obtain a compound II; and recrystallizing the fourth fraction segment to obtain a compound III. Three compounds are extracted and separated from unicorn beetle for the first time and are respectively identified as a neonorcamphanone derivative and two purine alkaloidal compounds.

Description

technical field [0001] The invention belongs to the technical field of extraction of natural products, and mainly relates to a method for extracting norcanone derivatives and purine alkaloid compounds from S. unicornus. Background technique [0002] Due to the rich resources and strong activity of medicinal insects, they have great potential in the development of new drugs. Allomyrina dichotoma (Linnaeus), also known as the two-pronged rhinoceros beetle, is a beetle of the order Insecta - Coleoptera - Rhinocerosidae. There are currently about 60 species of unicorns with large horns in the world, and about 1,300 species with smaller or inconspicuous horns. In traditional Chinese medicine, it is also called unicorn beetle. It mainly has medicinal effects such as relieving convulsions, removing blood stasis and relieving pain, attacking poison and laxative. Unicorn has high medicinal value. Traditional Chinese medicine selects the male insects as medicine, catches them in su...

Claims

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Application Information

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IPC IPC(8): C07C69/74C07C67/48C07D473/34C07C67/56
CPCC07C67/48C07C67/52C07C67/56C07C67/58C07C2601/18C07D473/34C07C69/74
Inventor 尹卫平牛兰岚刘军娜高嘉屿李海迪刘华清李文亮
Owner 东营悦来湖园区运营管理有限公司