Jujube pit extract as well as extraction and separation method and application thereof

A separation method and extract technology, which are applied in the fields of natural medicine extraction and separation and biomedicine, can solve the problems of pollution, less chemical composition of jujube seeds, waste of resources and environment, etc.

Pending Publication Date: 2019-12-13
NORTHWEST UNIV(CN)
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In the literature, there are many studies on the chemical components of jujube pulp, but there are few reports on the chemical components of jujube stones. The investigation found that after processing jujube, a large number of jujube stones were disposed of in landfills or used as fuel, resulting in waste of resources and environmental pollution.

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  • Jujube pit extract as well as extraction and separation method and application thereof
  • Jujube pit extract as well as extraction and separation method and application thereof
  • Jujube pit extract as well as extraction and separation method and application thereof

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Embodiment Construction

[0033] The technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0034] combine Figure 1~3 , figure 1 respectively with Figure 2-3 Carry out contrast, show that jujube seed 90% ethanol extract n-butanol extract layer contains the target active compound with higher polarity and jujube seed 90% ethanol extract ethyl acetate extract layer contains target active compound with medium polarity, compound There are many types, which play a guiding role in separation. The method for extracting and separating 19 compounds from jujube sto...

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Abstract

The invention discloses a jujube pit extract as well as an extraction and separation method and an application thereof. The jujube pit extract comprises 19 compounds, respectively identifying as follows: 3,3'-dimethylellagic acid-4-O-beta-D-glucose, 5-hydroxymethyl furoic acid, catechinic acid, spineless common jujube benzylI, naringenin, kaempferol and (E)-3,3'-dimethoxy-4,4'-dihydroxy stilbene,isovanillin, palmitoleic acid, 3,3'-O-3,3'-dimethoxyellagic acid, daucosterol, protocatechuic acid, gallic acid, dihydrochalcon-4'-beta-D-glucopyranoside, 3-oxooleanolic acid, scopoletin, p-hydroxy m-methoxybenzoic acid, alpha, beta-D-glucopyranoside, and dehydrodigallic acid; the jujube pit extract can be applied to preparation of drugs for treating Alzheimer's disease and diabetes and whiteningcosmetic products.

Description

technical field [0001] The invention relates to the fields of extraction and separation of natural medicines and biomedicine, in particular to a jujube seed extract and its extraction and separation method and application. Background technique [0002] Jujube belongs to the genus Jujube of Rhamnaceae, which has high edible value and medicinal value. It has been cultivated in China for four thousand years and is recognized as an important traditional Chinese medicine in traditional Chinese medicine. With the development of society and the improvement of people's economic level, the requirements for quality of life have also improved, and the awareness of health care has become stronger and stronger. The recognition of the jujube series has made the jujube series products popular among the people and increased the demand in domestic and foreign markets. [0003] Jujube is a good product for nourishing and health care and has a wide range of pharmacological activities, among w...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C07H1/08C07H17/04C07D307/68C07D311/62C07H15/18C07D311/32C07D311/40C07D311/30C07D311/16C07D493/06C07J17/00C07H15/203C07J63/00C07H3/04C07C43/253C07C41/36C07C47/575C07C45/79C07C57/03C07C51/47C07C65/03C07C65/21C07C65/24A61K36/725A61P3/10A61P25/28A61K8/34A61K8/36A61K8/368A61K8/49A61K8/60A61K8/63A61K8/9789A61Q19/02
CPCC07H1/08C07H17/04C07D307/68C07D311/62C07H15/18C07D311/32C07D311/40C07D311/30C07D311/16C07D493/06C07J17/005C07H15/203C07J63/008C07H3/04C07C43/253C07C41/36C07C47/575C07C45/79C07C57/03C07C51/47C07C65/03C07C65/21C07C65/24A61K36/725A61P25/28A61P3/10A61K8/9789A61K8/602A61K8/4973A61K8/498A61K8/347A61K8/361A61K8/63A61K8/368A61K8/60A61Q19/02
Inventor 白乃生田梦琪岳文平郭森张姗姗郭雅欣高兵彭赛男
Owner NORTHWEST UNIV(CN)
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