CN114832010A - Application of flavonol glycoside derivatives in preparation of antitumor drugs - Google Patents

Application of flavonol glycoside derivatives in preparation of antitumor drugs Download PDF

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CN114832010A
CN114832010A CN202210594022.XA CN202210594022A CN114832010A CN 114832010 A CN114832010 A CN 114832010A CN 202210594022 A CN202210594022 A CN 202210594022A CN 114832010 A CN114832010 A CN 114832010A
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flavonol glycoside
cancer
application
tumor
preparation
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王安东
陈皓颖
覃敏妮
张喆
杨敏
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Nantong University
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/70Carbohydrates; Sugars; Derivatives thereof
    • A61K31/7042Compounds having saccharide radicals and heterocyclic rings
    • A61K31/7048Compounds having saccharide radicals and heterocyclic rings having oxygen as a ring hetero atom, e.g. leucoglucosan, hesperidin, erythromycin, nystatin, digitoxin or digoxin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents

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Abstract

The invention belongs to the technical field of medicine preparation, and discloses an application of flavonol glycoside derivatives in preparing antitumor medicines. The flavonol glycoside derivative provided by the invention has good anti-tumor effect, can be used for preparing anti-tumor drugs, is used as an active component of the anti-tumor drugs, and has good practical application.

Description

Application of flavonol glycoside derivatives in preparation of antitumor drugs
Technical Field
The invention relates to the field of medicines, and relates to an application of flavonol glycoside derivatives in preparation of antitumor drugs.
Background
Tumors are usually classified into the categories of "mass" and "accumulation" and their pathogenesis is that qi, blood and body fluids are not smoothly transported and transformed, and then the stagnation is caused by stasis and phlegm. Recent modern pharmacological research considers tumors as a global health, economy and social multiple problem. Big data shows that the number of new cancers worldwide reaches ten million, wherein the number of death is nearly half, which becomes the second cause of death of cardiovascular diseases, the death causes are ranked in the first three, and the difference is seen between men and women, wherein men are lung cancer, gastric cancer and liver cancer in turn, and women are lung cancer, breast cancer and colorectal cancer in turn.
The flavonol glycosides are flavonoid components with special structures. The components are derivatives of C3-position hydroxyl of flavonoid which are glycoside-formed, most of the components have hydroxyl or methoxyl and are generally called flavonol glycosides. The components are widely distributed and reported in most higher plants. The flavonol glycoside derivative as biological preparation has great potential in resisting tumor, resisting oxidation, etc. In addition, the product also has biological activity such as anti-inflammatory activity.
Disclosure of Invention
In view of the above, the present invention provides an application of flavonol glycoside derivatives in the preparation of antitumor drugs, and particularly provides an application of flavonol glycoside derivatives or pharmaceutically acceptable salts thereof in the preparation of antitumor drugs, wherein the flavonol glycoside derivatives have good proliferation inhibition effect on tumor cell lines and good antitumor activity.
The invention provides the following technical scheme:
the flavonol glycoside derivative with the structure shown in the formula I or the salt which can be formed by the flavonol glycoside derivative in pharmacy is applied to preparing the antitumor drugs,
Figure BDA0003666916570000011
further, the tumor is one or more of lung cancer, breast cancer, liver ascites adenocarcinoma, stomach cancer and colon cancer.
Furthermore, the anti-tumor drug is a drug for inhibiting the proliferation of tumor cell lines.
Further, the tumor cell line is one or more of a human non-small cell lung cancer cell line (A549), a human breast cancer cell line (MDA-MB-231), a human liver ascites adenocarcinoma cell line (SK-Hep-1), a human gastric cancer cell line (SNU638) and a colon cancer cell line (HCT 116).
The invention also provides a preparation method of the flavonol glycoside derivative shown in the formula I, which comprises the following steps:
1) extraction of
Collecting lacquer (30kg), drying in the shade, pulverizing, extracting with anhydrous ethanol at room temperature (5L x 3), and concentrating the extractive solution under reduced pressure to dry to obtain about 2kg of converted substance residue (i.e. lacquer extract).
2) Purification by reverse phase silica gel chromatography
Dissolving the obtained residue in appropriate amount of methanol, adding into chromatographic column filled with 500g of reverse phase silica gel (120 angstrom, 30-50 mesh), gradient eluting with methanol-water system (30% -100% methanol), collecting eluate, and collecting eluate eluted with 20% ethanol solution.
3) Purification by reversed phase high performance liquid chromatography
Separating and purifying the flow obtained in the step 2) by using a reversed phase high performance liquid chromatography. The separation conditions were: chromatographic column Hedera C 18 A-5 μm, 4.6mm I.D. times 250mm (Hanbang technology, Jiangsu), and the elution system is methanol-water isocratic elution, and the specific conditions are as follows: methanol-water (30:70, V/V) flow rate 2.0 mL/min. The detection wavelength is 254nm, the column temperature is 25 ℃, and the sample injection amount is 20 mu L. Obtaining the flavonol glycoside derivative with the structure shown in the formula I.
The invention also provides an anti-tumor medicament, which comprises an active ingredient and a pharmaceutically acceptable carrier, wherein the active ingredient is a flavonol glycoside derivative with a structure shown in a formula I or a pharmaceutically acceptable salt thereof,
Figure BDA0003666916570000021
further, the pharmaceutically acceptable carrier is selected from one or more of diluents, excipients, fillers, binders, wetting agents, disintegrants, absorption enhancers, surfactants, adsorption carriers, and lubricants.
Compared with the prior art, the invention provides the application of the novel flavonol glycoside derivatives in preparing the antitumor drugs, and in vitro tests prove that the flavonol glycoside derivatives provided by the invention have better antitumor activity, and particularly have good proliferation inhibiting effect on human non-small cell lung cancer cell lines (A549), human breast cancer cells (MDA-MB-231), human ascites hepatoma cells (SK-Hep-1), human gastric cancer cell lines (SNU638) and colon cancer cells (HCT116), have better antitumor activity, can be used as active ingredients of the antitumor drugs, and have wide application.
Drawings
FIG. 1 is an HPLC liquid chromatogram of a flavonol glycoside derivative prepared in example 1 of the present invention
FIG. 2 is a graph showing hydrogen spectrum data of the compound obtained in example 1 of the present invention;
FIG. 3 is a graph showing carbon spectrum data of the compound obtained in example 1 of the present invention;
FIG. 4 is a cell morphology of the antitumor activity of the compound obtained in example 1 of the present invention.
Detailed Description
In order to further illustrate the present invention, the flavonol glycoside derivatives and the preparation method thereof provided by the present invention are described in detail below with reference to examples.
Example 1 preparation of a Compound of formula I
The compound is prepared by the steps of extraction, purification and the like under the conventional condition under the laboratory culture condition. Wherein the plant is Toxicodendra vernicifluum (Stokes) F.A.Barkl.
The process of the specific compound is as follows:
1) extraction of
Collecting lacquer (30kg), drying in the shade, pulverizing, extracting with anhydrous ethanol at room temperature (5L x 3), and concentrating the extractive solution under reduced pressure to dry to obtain about 2kg of converted substance residue (i.e. lacquer extract).
2) Purification by reverse phase silica gel chromatography
Dissolving the obtained residue in appropriate amount of methanol, adding into chromatographic column filled with 500g of reverse phase silica gel (120 angstrom, 30-50 mesh), gradient eluting with methanol-water system (30% -100% methanol), collecting eluate, and collecting eluate eluted with 20% ethanol solution.
3) Purification by reversed phase high performance liquid chromatography
Separating and purifying the flow obtained in the step 2) by using a reversed phase high performance liquid chromatography. The separation conditions were: chromatographic column Hedera C 18 A-5 μm, 4.6mm I.D. times 250mm (Hanbang technology, Jiangsu), and the elution system is methanol-water isocratic elution, and the specific conditions are as follows: methanol-water (30:70, V/V), flow rate 2.0 mL/min. The detection wavelength is 254nm,the column temperature was 25 ℃ and the amount of sample was 20. mu.L. Obtaining the compound with the structural formula I, wherein the high performance liquid phase separation chromatogram, high resolution mass spectrum (HRESIMS) data, hydrogen spectrum data diagram, carbon spectrum data diagram, two-dimensional nuclear magnetic resonance data diagram (HSQC) and two-dimensional nuclear magnetic resonance data diagram (HMBC) are shown in figures 1-4.
Compound I, 4 ', 7-dihydroxy-3' -methoxy-3-O- β -D-glucopyranosyl-flavanoid, yellow amorphous powder.
The nmr hydrogen spectra, carbon spectra and HMBC correlation data for compound 1 are shown in table 1;
high resolution ESI mass spectral data for compound 1: (HRESIMS) M/z463.1231[ M + H ]] + (calc.for C 22 H 22 O 11 463.1235).
TABLE 1 Hydrogen and carbon spectra data for Compound 1 (deuterated methanol)
Figure BDA0003666916570000031
Figure BDA0003666916570000041
The above results indicate that the obtained compound has the correct structure.
Example 2: antitumor Activity of Compound I of the present invention
(1) Experimental Material
Instruments and reagents: a microbial incubator; microplate reader (Bio-TEK ELx 800); LB medium (Shanghai bioengineering Co., Ltd.). The tumor cell lines used were tested: a549 (human non-small cell lung cancer cell line), MDA-MB-231 (human breast cancer cell), SK-Hep-1 (human hepatoascites adenocarcinoma cell), SNU638 (human gastric cancer cell line), HCT116 (colon cancer cell), purchased from the institute of cell research of Chinese academy of medicine sciences.
Test samples: the purity of the active compound I of the lacquer is more than 95 percent; meanwhile, etoposide is selected as a positive control drug, and each compound is dissolved in DMSO and then diluted.
(2) Experimental methods
Preparing LB culture solution, sterilizing at 121 ℃ for 25 minutes for later use, adding the prepared diluted bacterial solution into a 96-well plate, adding 180 mu l of the diluted bacterial solution into each well, preparing the compound 1 into DMSO solution with a certain concentration, diluting the DMSO solution into micropores containing the tumor strain solution step by step according to a multiple relation to ensure that the final concentration of the DMSO solution is 0.04,0.2,1,5 and 25 mu M in sequence, culturing the DMSO solution in an incubator at 37 ℃ for 24 hours, reading absorbance at 340nm by using an enzyme-labeling instrument, wherein etoposide is used as a positive control. The experiment was repeated 3 times. The morphology of the cells with antitumor activity is shown in FIG. 4. Calculating the semi-Inhibitory Concentration (IC) of each test sample to human pathogenic bacteria 50 Value).
(3) Results of the experiment
The results of the experiment are shown in table 2.
TABLE 2 antitumor Activity data for Compound 1
Figure BDA0003666916570000042
The result shows that the compound I has good antitumor activity and can be used as an active ingredient of antitumor drugs.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (4)

1. An application of flavonol glycoside derivatives with a structure shown in formula I or pharmaceutically-formed salts thereof in preparing antitumor drugs.
Figure FDA0003666916560000011
2. The use of claim 1, wherein the tumor is one or more of lung cancer, breast cancer, hepatic ascites adenocarcinoma, stomach cancer and colon cancer.
3. An antitumor drug is characterized by comprising an active ingredient and a pharmaceutically acceptable carrier, wherein the active ingredient is a flavonol glycoside derivative with a structure shown in formula I or a pharmaceutically acceptable salt thereof;
Figure FDA0003666916560000012
the tumor is one or more of lung cancer, breast cancer, liver ascites adenocarcinoma, gastric cancer and colon cancer.
4. The antitumor agent as claimed in claim 3, wherein said pharmaceutically acceptable carrier is selected from one or more of diluents, excipients, fillers, binders, wetting agents, disintegrants, absorption enhancers, surfactants, adsorptive carriers and lubricants.
CN202210594022.XA 2022-05-27 2022-05-27 Application of flavonol glycoside derivatives in preparation of antitumor drugs Pending CN114832010A (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060105967A1 (en) * 2004-11-18 2006-05-18 Advanced Gene Technology, Corp. Flavone derivatives as TNFalpha inhibitors or antagonists
US20180353462A1 (en) * 2015-05-02 2018-12-13 Henry Lowe Therapeutic agents containing cannabis flavonoid derivatives targeting kinases, sirtuins and oncogenic agents for the treatment of cancers

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060105967A1 (en) * 2004-11-18 2006-05-18 Advanced Gene Technology, Corp. Flavone derivatives as TNFalpha inhibitors or antagonists
US20180353462A1 (en) * 2015-05-02 2018-12-13 Henry Lowe Therapeutic agents containing cannabis flavonoid derivatives targeting kinases, sirtuins and oncogenic agents for the treatment of cancers

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