CN107827940A - Yncaria stem with hooks acid amides A and its pharmaceutical composition and application - Google Patents

Yncaria stem with hooks acid amides A and its pharmaceutical composition and application Download PDF

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Publication number
CN107827940A
CN107827940A CN201711159741.4A CN201711159741A CN107827940A CN 107827940 A CN107827940 A CN 107827940A CN 201711159741 A CN201711159741 A CN 201711159741A CN 107827940 A CN107827940 A CN 107827940A
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compound
pharmaceutical composition
flow point
methanol
application
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CN107827940B (en
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耿长安
陈纪军
张建钢
黄晓燕
马云保
李天泽
杨通华
张雪梅
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Kunming Institute of Botany of CAS
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Kunming Institute of Botany of CAS
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07HSUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H17/00Compounds containing heterocyclic radicals directly attached to hetero atoms of saccharide radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07HSUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H1/00Processes for the preparation of sugar derivatives
    • C07H1/06Separation; Purification
    • C07H1/08Separation; Purification from natural products

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  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

The present invention provides a new glucosides of indole alkaloid three shown in structure formula (I), yncaria stem with hooks acid amides A (1), the pharmaceutical composition formed with the compound 1 and pharmaceutical acceptable carrier or excipients of therapeutically effective amount, the preparation method of compound 1 and its pharmaceutical composition, and melatonin receptors activator is used as, and its application in preparing treatment or improving the medicine of the central nervous system disease related to melatonin receptors.

Description

Yncaria stem with hooks acid amides A and its pharmaceutical composition and application
Technical field:
The invention belongs to technical field of pharmaceuticals.In particular it relates to a new glucosides of indole alkaloid three, yncaria stem with hooks acid amides A (1), the pharmaceutical composition with compound 1 for active ingredient, it is as the application in melatonin receptors activator, and its is preparing Treatment improves application in the medicine of the central nervous system disease related to melatonin receptors.
Background technology:
Epiphysin (melatonin, MT) is the endogenous hormone secreted by mammal pineal body, and it, which is secreted, has substantially Round the clock with seasonal oscillation, there is important adjustment effect to the circadian rhythm of organism, reproduction, aging etc..Epiphysin exists Played a role in vivo by activating specific melatonin receptors, having improves the lifes such as sleep, anti-aging and raising immunity of organisms Reason activity, also has adjustment effect to depression and anxiety and pain in addition.Human body melatonin receptors include MT1And MT2Two kinds of hypotypes, Belong to g protein coupled receptor, share 7 transmembrane segments, there is high-affinity to epiphysin, be the main function of epiphysin in human body Site.MT1And MT2Acceptor has widely distributed in human central nervous system and peripheral tissues, mainly divides in central nervous system It is distributed in SCN, hypophysis, olfactory bulb, midbrain, hypothalamus etc.;Cardiovascular system, spleen, chest are distributed mainly in peripheral tissues Gland, lymph node, sexual gland, intestines and stomach, kidney etc..After melatonin receptors are activated, reacted, mediated by a series of signal transductory cascade Intracellular Ca2+, NO, cyclic guanosine monophosphate (cGMP), the message level such as CAMP (cGMP), activate MEK/ERK signal paths, And then play the biological effects such as sleep wakefulness, immunological regulation, cardiovascular system regulation.Now there are some researches show activate MT1Acceptor The release of the Neural spike train and prolactin of SCN can be suppressed, promote sleep and vasoconstrictor activity to have with epiphysin Close;Activate MT2Acceptor can cause Spleen cell proliferation and coronary artery diastole, have with epiphysin circadian rhythm and blood vessel dilatation function Close.Melatonin receptors activator is the study hotspot of current new antidepression and hypnotic sedative agent, can be avoided because acting on GABA The side effect such as drug dependence caused by acceptor and opiate receptor etc..From 1980s successful clone MT1And MT2By Since body, people have synthesized multiple MT receptor stimulating agents, and which part activator as antidepression and improves sleep medicine Thing lists, and such as agomelatine, auspicious U.S. is for high, Ta Simeiqiong.
As people go deep into Natural products research, increasing natural small molecule causes the emerging of Pharmaceutical Chemist Interest.Particularly traditional Chinese medicine is the important sources for finding natural activity molecule.Rubiaceae Rubiaceae wild gambiers Uncaria plants Thing yncaria stem with hooks U.rhynchophylla is the important Original plant of traditional Chinese medicine yncaria stem with hooks.Its cold nature is sweet, Return liver, pericardium channel, tool There are dispelling wind and relieving convulsion, The flat liver of heat-clearing and other effects, be clinically used for treating liver wind agitation, twitch, hyperpyretic convulsion, dysphoric cold, small Youngster's crying with fear, pre-eclampsia, dizziness of having a headache etc., now have become clinical hypotensive and treatment the nervous system disease conventional Chinese medicine.It is existing Show for pharmacological research, yncaria stem with hooks has hypotensive, calmness, anticonvulsion, Ca2+ overloading, removing free radical, neuroprotection isoreactivity.Hook It is Chinese medicine yncaria stem with hooks that the compositions such as indole alkaloid, flavones, triterpene, organic acid, particularly indole alkaloid are mainly contained in rattan plant Study hotspot.The hypotensive activity of Chinese medicine yncaria stem with hooks is still current research emphasis, and research shows that rhynchophyllin and isorhynchophylline are Yncaria stem with hooks plays the main active of antihypertensive effect.
So far, report of the prior art without yncaria stem with hooks acid amides A (1), also without medicines of the yncaria stem with hooks acid amides A (1) as active ingredient The report of compositions, also without yncaria stem with hooks acid amides A (1) and its pharmaceutical composition as melatonin receptors activator, and treatment or Improve the application report of the central nervous system disease related to melatonin receptors.
The content of the invention:
It is an object of the invention to provide the new indoles biology of one shown in a kind of new formula (I) with medical value The glucosides of alkali three, yncaria stem with hooks acid amides A (1), the yncaria stem with hooks acid amides A (1) of effective dose is used as melatonin receptors activator, with yncaria stem with hooks acid amides A And its application of the pharmaceutical composition in treating or improving the central nervous system disease related to melatonin receptors (1).
In order to realize the above-mentioned purpose of the present invention, the invention provides following technical scheme:
Compound yncaria stem with hooks acid amides A (1) shown in structure formula (I),
Application of the compound 1 of described formula (I) in melatonin receptors activator is prepared.
Application of the compound 1 of described formula (I) in preparing treatment or improving the medicine of central nervous system disease.
Apply as mentioned, wherein described disease is the central nervous system disease related to melatonin receptors.
The present invention additionally provides formula (I) compound 1 containing therapeutically effective amount and pharmaceutically acceptable carrier simultaneously Pharmaceutical composition.
Application of the described pharmaceutical composition in melatonin receptors activator is prepared.
Application of the described pharmaceutical composition in the medicine for treating or preventing central nervous system disease is prepared.
Apply as mentioned, wherein described disease is the central nervous system disease related to melatonin receptors.
The present invention still further provides the method for preparing described formula (I) compound 1, the drying buckle stem branch of hook taking rattan, Crush, with the extraction of 70% alcohol reflux twice, 3 hours every time, merge ethanol extract, ethanol is recovered under reduced pressure and obtains medicinal extract.Medicinal extract is with 5 Amount water dissolving again, utilizes D101 macroporous resin column chromatographies, alcohol-water gradient elution.Merge 50% alcohol elution, concentrate, Methanol dissolves, and is adsorbed on silica gel, and room temperature, which is placed, volatilizes solvent, grinds after sieving through silica gel column chromatography, chloroform-methanol-water (7: 3:0.3) elute, obtain 4 flow point A-D.Flow point C, which is continued on through, to be suppressed standby in MCI CHP-20P gel columns, methanol-water gradient is washed De- (1:9~9:1) 5 flow points, C-1~C-5, are obtained.Flow point C-2 purifies through HPLC, utilizes Rp-C18Post, acetonitrile-water gradient are washed De- (1:9~3:7) target compound 1, is obtained.
It is raw material with compound 1 that the method for preparing the pharmaceutical composition containing compound 1, which is, adds pharmaceutical acceptable carrier or tax Shape agent.Described pharmaceutical carrier or excipient is one or more solids, semisolid and liquid diluent, filler and medicine system Product assistant agent.
When the compounds of this invention 1 is used as melatonin receptors activator or medicine, can directly it use, or with drug regimen The form of thing uses.The pharmaceutical composition contains 0.1~99%, preferably 0.5~90% compound 1, and remaining is materia medica Upper acceptable, nontoxic to humans and animals and inert pharmaceutical acceptable carrier and/or excipient.By the present invention pharmaceutical composition with The form of per weight dose uses.The medicine of the present invention can be administered through injecting (intravenous, intramuscular injection) and oral two kinds of forms.
Brief description of the drawings:
Fig. 1 is the structural formula of the compounds of this invention 1;
Fig. 2 is the melatonin receptors excitement rate of the compounds of this invention 1, is set to the maximum exciting rate of epiphysin (MT) 100%, the test concentrations of compound are 1.0mM, and exciting rate is Mean ± SD (n=3).
Embodiment:
Essence for a better understanding of the present invention, below in conjunction with the accompanying drawings, entered with the test example and embodiment of the present invention One step illustrates the compounds of this invention yncaria stem with hooks acid amides A (1) preparation method, Structural Identification, pharmacological action, and the preparation of the present invention Method and medicine composition, but the present invention is not limited with this test example and embodiment.
Embodiment 1:
The preparation of compound 1:
The drying buckle stem branch of hook taking rattan, crush, with the extraction of 70% alcohol reflux twice, 3 hours every time, merge ethanol and carry Liquid, ethanol is recovered under reduced pressure and obtains medicinal extract.Medicinal extract is dissolved with 5 times of amount water, and using D101 macroporous resin column chromatographies, alcohol-water gradient is washed It is de-.Merge 50% alcohol elution, concentrate, methanol dissolving, be adsorbed on silica gel, room temperature, which is placed, volatilizes solvent, grinds sieving By silica gel column chromatography, chloroform-methanol-water (7: 3: 0.3) elution, 4 flow point A-D are obtained.Flow point C continues on through MCI CHP- Suppress standby in 20P gel columns, methanol-water gradient elution (1: 9~9: 1), obtain 5 flow points, C-1~C-5.Flow point C-2 is passed through HPLC is purified, and utilizes Rp-C18Post, acetonitrile-water gradient (1: 9~3: 7), obtains target compound 1.
The Structural Identification of compound 1:
Optically-active is determined by the polarimeters of Jasco model 1020 (Horiba, Tokyo, Japan);Infrared spectrum (IR) uses KBr pressed disc methods, determined by Bio-Rad FTS-135 types infrared spectrometers (Hercules, California, USA);Ultraviolet spectra Determined by UV-2401PC types ultraviolet spectrometer (Shimadzu, Kyoto, Japan);ECD is composed by Applied Photophysics Circular dichroism spectrometer (Agilent, Santa Clara, United States) is determined, and nuclear magnetic resoance spectrum (1D and 2D NMR) is used AVANCE III-600 types NMR spectrometer with superconducting magnet (Bruker, Bremerhaven, Germany) determines, using deuterated water as molten Agent;High resolution mass spectrum (HRMS) is determined with LCMS-IT-TOF types mass spectrograph (Shimadzu, Kyoto, Japan);Thin-layer chromatography silicon Glue, column chromatography silica gel (200-300 mesh) are purchased from the U.S. high and Qingdao Haiyang Chemical Group Co., Ltd in Qingdao.CHP20P MCI gels Purchased from Mitsubishi Chemical Corporation (Tokyo, Japan).
Compound 1
Molecular formula:C38H50N2O19
Molecular weight:838.30
Character:White powder
HRESIMS(+)m/z:839.3081([M+H]+,0mDa)。
HRESIMS(–)m/z:883.2983([M+HCOO]-,–0.7mDa)
IR(KBr)vmax:3420,2924,1613,1519,1446,1384,1284,1073,592cm-1
UV/Vis (methanol) λmax(logε):206(4.76),279(4.06)nm。
1H-NMR and13C-NMR data are shown in Table 1.
[α]D 23=-45.5 (c 0.13, methanol).
The compound 1 of table 1.1H-NMR (600MHz) and13C-NMR (150MHz) data (D2O)
Embodiment 2:
Compound 1 is to melatonin receptors MT1And MT2The agonist activity of acceptor.
1 material and method
1.1 material:
Melatonin receptors MT1And MT2The cell line of agonist activity Select to use corresponds to human body renal epithelial cell respectively HEK293-MT1And HEK293-MT2;Cell culture medium (Dulbecco's Modified Eagle containing 10% hyclone Medium,DMEM);Disposable calcium current kit.
1.2 instrument:CO2Constant incubator Thermo Forma 3310 (U.S.);Inverted biologic microscope XD-101 types (Nanjing);Flexstation 3Benchtop Multi-Mode Microplate Reader(Molecular Devices, Sunnyvale,California,USA)。
1.3 experimentation
96 hole Hei Bi are revealed the exact details into Tissue Culture Plate using matrix BD Matrigel coatings, in 37 DEG C of constant incubator 1h, inhaled Supernatant is taken, with 4 × 104The density in/hole, corresponding HEK293 cells are inoculated in 96 hole Hei Bi and revealed the exact details in Tissue Culture Plate, in CO216~24h is cultivated in 37 DEG C of constant incubators that concentration is 5%;Former culture medium is discarded, adds the μ of dye liquor 100 of fresh configuration L/ holes, 60min is incubated in 37 DEG C of lucifuges.The preparation of testing sample:Prepare the testing sample of various concentrations.By treating for designated volume Test sample product are added in cell, and addition sample volume is 50 μ l/ holes, and sample is determined using the multi-function microplate readers of Flexstation 3 Agonism of the product to melatonin receptors.Experimental result is analyzed using the softwares of Graphpad prism 5.
2. result:
Compound 1 is under 1.0mM concentration, to MT1And MT2The exciting rate of acceptor is respectively 79.6 and 46.3% (see Fig. 2ization Compound 1 is to MT1And MT2The exciting rate of acceptor, 100% is set to the maximum exciting rate of epiphysin (MT), the test concentrations of compound For 1.0mM, exciting rate is Mean ± SD (n=3)).
3rd, conclusion:
Experimental result shows that compound 1 is to MT1And MT2Acceptor shows preferable agonism, under 1.0mM concentration, To MT1And MT2The exciting rate of acceptor is respectively 79.6 and 46.3%.Result above shows that compound 1 can be as new epiphysin Receptor stimulating agent, and can treat or improve the central nervous system disease related to melatonin receptors.
Embodiment 3:
Example of formulations:
1. compound 1 is prepared as described in Example 1, after a small amount of DMSO dissolvings, routinely add water for injection, Parenteral solution is made in refined filtration, embedding sterilizing.
2. compound 1 is prepared as described in Example 1, after a small amount of DMSO dissolvings, aseptic injection is dissolved in With in water, it is stirred to dissolve, is filtered with sterile suction funnel, then sterile refined filtration, it is sub-packed in ampoule, nothing after frozen drying Bacterium seals to obtain powder-injection.
It is 9 by itself and excipient weight ratio 3. compound 1 is first prepared as described in Example 1:1 ratio adds Excipient, pulvis is made.
It is 5 by itself and excipient weight ratio 4. compound 1 is first prepared as described in Example 1:1 ratio adds Excipient, pelletizing press sheet.
5. compound 1 is first prepared as described in Example 1, routinely oral liquid is made in oral liquid preparation method.
It is 5 by itself and excipient weight ratio 6. compound 1 is first prepared as described in Example 1:1 ratio adds Excipient, capsule is made.
It is 3 by itself and excipient weight ratio 7. compound 1 is first made as described in Example 1:1 ratio adds figuration Agent, capsule is made.
It is 5 by itself and excipient weight ratio 8. compound 1 is first prepared as described in Example 1:1 ratio adds Excipient, granule is made.

Claims (10)

1. the compound yncaria stem with hooks acid amides A (1) shown in structure formula (I),
2. application of the compound 1 of the formula (I) described in claim 1 in melatonin receptors activator is prepared.
3. the compound 1 of the formula (I) described in claim 1 is in preparing treatment or improving the medicine of central nervous system disease Using.
4. application as claimed in claim 3, wherein described disease is the central nervous system disease related to melatonin receptors Disease.
5. preparing the method for formula (I) compound 1 described in claim 1, the drying buckle stem branch of hook taking rattan, crush, with 70% Alcohol reflux extracts twice, 3 hours every time, merges ethanol extract, ethanol is recovered under reduced pressure and obtains medicinal extract.Medicinal extract is dissolved with 5 times of amount water, Utilize D101 macroporous resin column chromatographies, alcohol-water gradient elution.Merge 50% alcohol elution, concentrate, methanol dissolving, inhale Invest on silica gel, room temperature, which is placed, volatilizes solvent, elutes, obtains through silica gel column chromatography, chloroform-methanol-water 7: 3: 0.3 after grinding sieving To 4 flow point A-D, flow point C, which is continued on through, to be suppressed standby in MCI CHP-20P gel columns, methanol-water gradient elution 1: 9~9: 1, obtained Purified to 5 flow points, C-1~C-5, flow point C-2 through HPLC, utilize Rp-C18Post, acetonitrile-water gradient 1: 9~3: 7, is obtained Target compound 1.
6. the medicine group of formula (I) compound 1 and pharmaceutically acceptable carrier described in the claim 1 containing therapeutically effective amount Compound.
7. application of the pharmaceutical composition in melatonin receptors activator is prepared described in claim 6.
8. the answering in the medicine for treating or preventing central nervous system disease is prepared of the pharmaceutical composition described in claim 6 With.
9. application as claimed in claim 8, wherein described disease is the central nervous system disease related to melatonin receptors Disease.
10. preparing the method for the pharmaceutical composition described in claim 6, the drying buckle stem branch of hook taking rattan, crush, with 70% second Alcohol reflux extracts twice, 3 hours every time, merges ethanol extract, ethanol is recovered under reduced pressure and obtains medicinal extract.Medicinal extract is dissolved with 5 times of amount water, profit With D101 macroporous resin column chromatographies, alcohol-water gradient elution.Merge 50% alcohol elution, concentrate, methanol dissolving, absorption In on silica gel, room temperature placement volatilizes solvent, elutes, obtains through silica gel column chromatography, chloroform-methanol-water 7: 3: 0.3 after grinding sieving 4 flow point A-D, flow point C, which are continued on through, to be suppressed standby in MCI CHP-20P gel columns, methanol-water gradient elution 1: 9~9: 1, obtain 5 Individual flow point, C-1~C-5, flow point C-2 purify through HPLC, utilize Rp-C18Post, acetonitrile-water gradient 1: 9~3: 7, obtains mesh Compound 1 is marked, then a certain proportion of pharmaceutical acceptable carrier or excipient are added for raw material with compound 1.
CN201711159741.4A 2017-11-20 2017-11-20 Uncaria amide A and pharmaceutical composition and application thereof Expired - Fee Related CN107827940B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110105421A (en) * 2019-06-12 2019-08-09 扬州工业职业技术学院 A kind of oxidation uncaria indoles diterpene alkaloid and the preparation method and application thereof
CN113149857A (en) * 2021-05-10 2021-07-23 山东中医药大学 Amide compound and preparation method and application thereof
CN113717190A (en) * 2021-10-08 2021-11-30 中国科学院昆明植物研究所 Indole alkaloid, pharmaceutical composition thereof, preparation method and application thereof

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JPS58154571A (en) * 1982-03-08 1983-09-14 Nippon Shinyaku Co Ltd Novel tannin
CN101491610A (en) * 2007-04-18 2009-07-29 北京和润创新医药科技发展有限公司 Method for separating hooked uncaria total alkaloids from hooked uncaria extract
CN107056790A (en) * 2016-12-22 2017-08-18 中国科学院昆明植物研究所 (±) UncarilinsA and B and its pharmaceutical composition and application

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58154571A (en) * 1982-03-08 1983-09-14 Nippon Shinyaku Co Ltd Novel tannin
CN101491610A (en) * 2007-04-18 2009-07-29 北京和润创新医药科技发展有限公司 Method for separating hooked uncaria total alkaloids from hooked uncaria extract
CN107056790A (en) * 2016-12-22 2017-08-18 中国科学院昆明植物研究所 (±) UncarilinsA and B and its pharmaceutical composition and application

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Title
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110105421A (en) * 2019-06-12 2019-08-09 扬州工业职业技术学院 A kind of oxidation uncaria indoles diterpene alkaloid and the preparation method and application thereof
CN110105421B (en) * 2019-06-12 2020-03-24 扬州工业职业技术学院 Oxidation uncaria indoxyl diterpenoid alkaloid and preparation method and application thereof
CN113149857A (en) * 2021-05-10 2021-07-23 山东中医药大学 Amide compound and preparation method and application thereof
CN113149857B (en) * 2021-05-10 2021-10-29 山东中医药大学 Amide compound and preparation method and application thereof
CN113717190A (en) * 2021-10-08 2021-11-30 中国科学院昆明植物研究所 Indole alkaloid, pharmaceutical composition thereof, preparation method and application thereof
CN113717190B (en) * 2021-10-08 2023-06-13 中国科学院昆明植物研究所 Indole alkaloid and pharmaceutical composition thereof, and preparation method and application thereof

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