CN106008248A - Celecoxib pharmaceutical composition and application thereof in biological medicine - Google Patents
Celecoxib pharmaceutical composition and application thereof in biological medicine Download PDFInfo
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- CN106008248A CN106008248A CN201610343221.8A CN201610343221A CN106008248A CN 106008248 A CN106008248 A CN 106008248A CN 201610343221 A CN201610343221 A CN 201610343221A CN 106008248 A CN106008248 A CN 106008248A
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/52—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton
- C07C229/54—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton with amino and carboxyl groups bound to carbon atoms of the same non-condensed six-membered aromatic ring
- C07C229/56—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton with amino and carboxyl groups bound to carbon atoms of the same non-condensed six-membered aromatic ring with amino and carboxyl groups bound in ortho-position
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/21—Esters, e.g. nitroglycerine, selenocyanates
- A61K31/215—Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids
- A61K31/235—Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids having an aromatic ring attached to a carboxyl group
- A61K31/24—Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids having an aromatic ring attached to a carboxyl group having an amino or nitro group
- A61K31/245—Amino benzoic acid types, e.g. procaine, novocaine
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/63—Compounds containing para-N-benzenesulfonyl-N-groups, e.g. sulfanilamide, p-nitrobenzenesulfonyl hydrazide
- A61K31/635—Compounds containing para-N-benzenesulfonyl-N-groups, e.g. sulfanilamide, p-nitrobenzenesulfonyl hydrazide having a heterocyclic ring, e.g. sulfadiazine
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/38—Separation; Purification; Stabilisation; Use of additives
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Abstract
The invention discloses a celecoxib pharmaceutical composition and application thereof in biological medicine. The celecoxib pharmaceutical composition provided by the invention contains celecoxib and a natural product compound (I) with a novel structure; when the celecoxib and the compound (I) act independently, the celecoxib and the compound (I) have a treatment effect on immune thrombocytopenic purpura; when the celecoxib and the compound (I) act in a combined manner, the treatment effect on the immune thrombocytopenic purpura is remarkably improved; the celecoxib pharmaceutical composition can be developed into a medicament for treating the immune thrombocytopenic purpura; compared with the prior art, the celecoxib medicinal composition has outstanding substantial characteristics and remarkable progress.
Description
Technical field
The invention belongs to biomedicine field, relate to the new application of celecoxib, be specifically related to the medicine group of celecoxib
Compound and the application in biological medicine thereof.
Background technology
Celecoxib be clinically used for relief from osteoarthritis sings and symptoms, alleviate adult rheumatoid arthritis symptom and
Sign, treatment adult acute's pain.
Celecoxib is nonsteroidal antiinflammatory drug, observes its effect having antiinflammatory, easing pain and bring down a fever in animal model.Plug
The mechanism of action carrying out former times cloth is to suppress prostaglandin to generate by suppression Transitional cell carcinomas (COX-2).And it is dense at human body therapy
Under degree, this product does not has inhibitory action to isozyme-Cycloxygenase-1 (COX-1).
In animal colon tumor model, celecoxib slow down generation and the progress of tumor.
Summary of the invention
It is an object of the invention to provide the pharmaceutical composition of a kind of celecoxib, this pharmaceutical composition carrys out former times containing plug
Cloth and the natural product of a kind of novel structure, celecoxib and this natural product can be with Synergistic treatment immune thrombocytopenic
Purpura.
The above-mentioned purpose of the present invention is achieved by techniques below scheme:
A kind of compound (I) with following structural formula,
The pharmaceutical composition of a kind of celecoxib, including celecoxib, compound as claimed in claim 1 (I) and medicine
Acceptable carrier on, is prepared as the dosage form needed.
Further, pharmaceutically acceptable carrier include diluent, excipient, filler, binding agent, wetting agent,
Disintegrating agent, absorption enhancer, surfactant, absorption carrier or lubricant.
Further, described dosage form include tablet, capsule, oral liquid, suck agent, granule, electuary, pill, powder,
Unguentum, sublimed preparation, suspensoid, powder, solution, injection, suppository, spray, drop or patch.
The preparation method of above-claimed cpd (I), comprises following operating procedure: Fructus Liquidambaris is pulverized by (a), with 65~75% second
Alcohol circumfluence distillation, united extraction liquid, it is concentrated into without alcohol taste, successively by petroleum ether, ethyl acetate and water saturated n-butyl alcohol extraction
Take, respectively obtain petroleum ether extract, acetic acid ethyl ester extract and n-butyl alcohol extract;B in () step (a), n-butyl alcohol takes thing use
Macroporous resin remove impurity, first with 9 column volumes of 20% ethanol elution, then with 10 column volumes of 65% ethanol elution, collects 65% and washes
De-liquid, concentrating under reduced pressure obtains 65% ethanol elution concentrate;C in () step (b), 65% ethanol elution concentrate purification on normal-phase silica gel is divided
From, obtain 4 components with the methylene chloride-methanol gradient elution that volume ratio is 65:1,35:1,15:1 and 7:1 successively;(d) step
Suddenly in (c), component 4 separates further by purification on normal-phase silica gel, successively with the methylene chloride-methanol ladder that volume ratio is 12:1,7:1 and 1:1
Degree affords 3 components;E reverse phase silica gel that in () step (d), component 2 is bonded by octadecylsilane separates, with volume hundred
Point concentration is the methanol aqueous solution isocratic elution of 58%, collects 11~15 column volume eluents, and eluent is concentrated under reduced pressure to give
Compound (I).
Further, in the preparation method of compound (I), step (a) is extracted with 70% alcohol heat reflux, united extraction
Liquid.
Further, in the preparation method of compound (I), described macroporous resin is D101 type macroporous adsorbent resin.
Further, in the preparation method of compound (I), step (a) replace ethyl acetate to extract with dichloromethane
Take, obtain dichloromethane extract.
The above-claimed cpd (I) application in the medicine of preparation treatment immunologic thrombocytopenic purpura.
The pharmaceutical composition of above-mentioned celecoxib answering in the medicine of preparation treatment immunologic thrombocytopenic purpura
With.
Advantages of the present invention: containing celecoxib and a kind of structure in the pharmaceutical composition of the celecoxib that the present invention provides
Novel natural product, when celecoxib, compound (I) independent role, has treatment to immunologic thrombocytopenic purpura
Effect;When celecoxib and compound (I) synergy, the therapeutic effect of immunologic thrombocytopenic purpura is significantly carried
Height, can develop into the medicine for the treatment of immunologic thrombocytopenic purpura.
Detailed description of the invention
Further illustrate the essentiality content of the present invention below in conjunction with embodiment, but do not limit the present invention with this and protect model
Enclose.
Embodiment 1: compound (I) separates preparation and structural identification
Separation method: Fructus Liquidambaris (2kg) is pulverized by (a), extracts (15L × 3 time) with 70% alcohol heat reflux, united extraction
Liquid, is concentrated into without alcohol taste (3L), successively with petroleum ether (3L × 3 time), ethyl acetate (3L × 3 time) and water saturated n-butyl alcohol
(3L × 3 time) extract, and respectively obtain petroleum ether extract, acetic acid ethyl ester extract and n-butyl alcohol extract;In (b) step (a)
Acetic acid ethyl ester extract D101 type macroporous resin remove impurity, first with 9 column volumes of 20% ethanol elution, then uses 65% ethanol elution
10 column volumes, collect 65% eluent, and concentrating under reduced pressure obtains 65% ethanol elution concentrate;C in () step (b), 65% ethanol is washed
De-concentrate purification on normal-phase silica gel separates, successively with volume ratio be 65:1 (9 column volumes), 35:1 (10 column volumes), 15:1 (8
Individual column volume) and the methylene chloride-methanol gradient elution of 7:1 (8 column volumes) obtain 4 components;Component 4 in (d) step (c)
Separate further by purification on normal-phase silica gel, successively with volume ratio be 12:1 (6 column volumes), 7:1 (7 column volumes) and 1:1 (6 posts
Volume) methylene chloride-methanol gradient elution obtain 3 components;E in () step (d), component 2 is bonded by octadecylsilane
Reverse phase silica gel separates, and with the methanol aqueous solution isocratic elution that concentration expressed in percentage by volume is 58%, collects 11~15 column volume eluting
Liquid, eluent is concentrated under reduced pressure to give compound (I) (purity is more than 98%).
Structural identification: HR-ESI-MS shows [M+H]+For m/z 340.2196, can obtain molecular formula in conjunction with nuclear-magnetism feature is
C22H29NO2, degree of unsaturation is 9.Hydrogen nuclear magnetic resonance modal data δH(ppm, CDCl3, 500MHz): H-2a (1.34, m), H-2b
(1.68, m), H-3a (1.78, m), H-3b (2.25, m), H-5 (2.86, d, J=10.9Hz), H-6 (5.11, dt, J=10.2,
3.1Hz), H-7a (2.14, dd, J=13.2,2.7Hz), H-7b (2.43, br, t, J=12.3Hz), H-9 (5.53, br, t, J
=6.5Hz), H-10a (1.84, m), H-10b (2.14, m), H-11 (1.87, s), H-13 (2.23, s), H-14 (2.27, s),
H-15 (1.14, s), H-3 ' (6.69, dd, J=8.2,1.0Hz), H-4 ' (7.25, ddd, J=8.5,7.2,1.6Hz), H-5 '
(6.57, ddd, J=8.1,7.1,1.0Hz), H-6 ' (7.68, dd, J=8.0,1.6Hz);Carbon-13 nmr spectra data δC
(ppm, CDCl3, 125MHz): 43.7 (C, 1-C), 42.1 (CH2, 2-C), 33.5 (CH2, 3-C), 157.4 (C, 4-C), 52.3
(CH, 5-C), 71.6 (CH, 6-C), 42.2 (CH2, 7-C), 135.2 (C, 8-C), 124.8 (CH, 9-C), 41.8 (CH2, 10-C),
27.4(CH3, 11-C), 113.2 (C, 12-C), 19.9 (CH3, 13-C), 21.3 (CH3, 14-C), 20.8 (CH3, 15-C),
169.4 (C, C=O), 111.2 (C, 1 '-C), 153.4 (C, 2 '-C), 114.6 (CH, 3 '-C), 134.4 (CH, 4 '-C), 115.0
(CH, 5 '-C), 130.5 (CH, 6 '-C).IR spectrum shows that this compound contains amino (3482 and 3372cm-1) and ester carbonyl group
(1678cm-1).The molecular formula that the high-resolution of this compound is given shows that this compound is the compound of a nitrogen atom, has
9 degrees of unsaturation.The hydrogen spectrum of compound shows that this compound has neighbour dibasic phenyl ring proton signal (δH6.69,
7.25,6.57 and 7.68), an olefinic methine proton signal (δH5.53), a company oxygen methine proton signal (δH5.11)
And four unimodal methyl signals (δH1.87,2.23,2.27 and 1.14).The carbon spectrum of this compound shows that this compound has 22
Carbon signal, wherein has the carbon signal on ten olefinic carbon signals or phenyl ring, an ester carbonyl group carbon signal and company's oxygen carbon letter
Number.Preliminary HSQC and HMBC spectrum resolves and finds, H-6 '/C-CO, H-6 '/C-2 ', H-4 '/C-2 ', H-5 '/C-3 ' and H-
Being correlated with between 6 '/C-5 ' can connect neighbour's dibasic benzoyl signal.Remove 7 carbon of benzoyl, change
Compound there remains 15 carbon signals, can be inferred that this compound is a sesquiterpenoids derivant with this.Consult pertinent literature
Finding, this compound has similar structure, benzoyl ortho-substituent therein with known compound elaeochytrinA
It it is an amino group.Relatively both nuclear magnetic resonance datas are it is found that noval chemical compound and elaeochytrin A's is unique
How difference has been one group of double key carbon signal.Further HMBC spectrum resolves and finds, H-13/C-12, H-13/C-4, H-
Dependency explanation double bond between 14/C-4 is in C-4 and C-12 position.So far, the plane of compound has resolved out, still
It it is so a benzoyl substituted guainane type sesquiterpene.In ROESY spectrum, the dependency between H-15/H-6 illustrates benzene first
Acyl group is in α position.Comprehensive hydrogen spectrum, carbon spectrum, HMBC spectrum and ROESY spectrum, and document is about correlation type nuclear magnetic data, can
Substantially determining that this compound is as follows, spatial configuration is determined by ECD test further, theoretical value and experiment value basic
Cause.
This compound chemical formula and carbon atoms numbered are as follows:
Embodiment 2: pharmacological action
The present embodiment uses by obtaining BALB/C mice platelet antibody, is inoculated into Cavia porcellus, obtains Cavia porcellus and resists little
Mus platelet antibody (APS), sets up immunologic thrombocytopenic purpura animal model by APS lumbar injection BALB/C mice,
Observe the anti-immune blood of the aspects such as medicine makes platelet count rise, Spleen coefficient reduces, bone marrow maturation megalokaryocyte increases
Platelet minimizing property purpura effect.
1, materials and methods
1.1 animal
BALB/C mice, body weight 18~23g, male and female half and half, SPF level, purchased from medical animal experiment center, Guangdong Province;Globefish
Mus, female, body weight 350g, regular grade, purchased from medical animal experiment center, Guangdong Province.
1.2 reagent and sample
Celecoxib is purchased from Nat'l Pharmaceutical & Biological Products Control Institute.Compound (I) is made by oneself, and preparation method is shown in embodiment 1.Not
Family name's Freund's incomplete adjuvant (Beijing ancient cooking vessel Bioisystech Co., Ltd, DH-1341-1), (Tianjin BASF chemical industry is limited for EDTA-Na2
Company, analytical pure), Ethylurethanm (Guangdong Guanghua Science and Technology Co., Ltd., analytical pure), oxalic acid ammonia (Guangdong brilliance science and technology share
Company limited, analytical pure), prednisone (northwest the second synthesis pharmaceutical factory, medicinal specification), Switzerland's staining reagent (Beijing Bo Run Lay
Special Science and Technology Ltd.).
1.3 instrument
Automatic blood analyzer (method, ABXPENTRA60), (Sai Duolisi scientific instrument (Beijing) have electronic balance
Limit company, BSA1245), thermostat water bath (Changzhou Ao Hua Instrument Ltd., HA-4), centrifugal precipitation mechanism (Asia, Shanghai Rong Shenghua
Instrument plant, 80-2), Constant Temp. Oven (Guangzhou Kang Heng Instrument Ltd., 101-A), (Nikon instrument is limited for microscope
Company, Nikoneclipsee100).
The 1.4 sero-fast preparations of Cavia porcellus antiplatelet
Taking the BALB/C mice of health to pluck eyeball and take blood, stand half an hour, 8000rpm/min is centrifuged 10min, takes upper strata
Serum 1500rpm/min is centrifuged 15min, takes upper serum 900rpm/min and is centrifuged 10min, takes upper serum 3000rpm/min
Centrifugal 10min, discards serum, obtains bottom precipitation platelet, adds 1% oxalic acid ammonia 1mL, stands 5min, 3000rpm/min centrifugal
10min, discards supernatant liquid, bottom platelet brine three times, with normal saline dilution to concentration be 1~2 ×
109/ L, is mixed into Freund's complete adjuvant platelet antigen with Freund's complete adjuvant and incomplete Freund's adjuvant by 1:1 respectively and mixes
Thing and not Freund's complete adjuvant platelet antigen mixture, standby;Take healthy guinea pig 10, help completely in the 1st week injection Freund
Agent platelet antigen mixture is in its extremity, abdomen stock, back, subcutaneous, and often place's injection 100 μ L, in the same agent of injection in the 2nd, 3,4 weeks
The not Freund's complete adjuvant platelet antigen mixture of amount.4th weekend with 20% urethane 2mL abdominal cavity depending on penetrating anaesthetized guinea pig, the heart
The dirty blood that takes, 1500rpm/min is centrifuged 10min, takes upper serum, and remaining whole blood continues 3000rpm/min and is centrifuged 10min, merges
Twice gained serum, obtains Cavia porcellus anti-mouse platelet serum APS, and-20 DEG C of preservations are standby.Self-control diameter 9cm agarose plate,
Quincunx hole, interstitial hole dropping platelet suspension (500 × 10 is broken into card punch9/ L), holes around add 1:2,1:4,1:8,1:
16, the Cavia porcellus anti-mouse platelet serum of 1:32,1:64 difference titer.37 DEG C of incubation 24h, observe precipitation arc, and detection is anti-
Serum titer.
Prepared by 1.5 mice group and model
Mice is randomly divided into 6 groups, often group 12, and respectively Normal group, model control group, positive controls is (strong
Song Long group, 2.25mg kg-1) and celecoxib group (120mg kg-1), compound (I) group (120mg kg-1), celecoxib
With compound (I) compositions group [60mg kg-1Celecoxib+60mg kg-1Compound (I)].Take out-20 DEG C of preservations
APS, 56 DEG C of water-bath 30min inactivate complement, and by the titer of normal saline dilution to 1:4, mice carries out lumbar injection.In 0,2,4,
6,8,10d inject the antiserum of dilution according to 100 μ g/20g mouse peritoneals, every 2d duplicate injection once, to remain hematoblastic
Persistently reduce.After the 1st injection APS, administration group presses above-mentioned corresponding dosage intraperitoneal injection, Normal group and model pair
According to group injecting normal saline.
1.6 platelet count experiments
2h after being administered for 10th day, plucks eyeball and takes blood, detect platelet count.
1.7 Spleen coefficient determination experiments
Dissect and take out liver, weigh, calculate Spleen coefficient.
1.8 Megakaryocytic classification number determination experiments
Peel off femur, take out bone marrow smear, Switzerland's staining dyeing, calculate Megakaryocytic classification number
1.9 statistical method
Experimental data mean ± standard deviation (x ± s) represents, application SPSS18.0 version statistical software carries out single factor test variance
Analyze and t checks, statistically significant for difference with P < 0.05.
2, experimental result
2.1 impacts on immunologic thrombocytopenic purpura model mice platelet count
Comparing with Normal group, model control group mouse platelets counting substantially reduces (P < 0.01);With model comparison
Group compares, and celecoxib significantly raises (P < 0.01) with compound (I) compositions group and positive controls platelet count;With
Model control group compares, and celecoxib group, compound (I) group mouse platelets counting raises (P < 0.05).The results are shown in Table 1.
2.2 impacts on immunologic thrombocytopenic purpura model mice Spleen coefficient
With Normal group ratio, the Spleen coefficient of model control group mice is significantly raised (P < 0.01).With model control group
Relatively, celecoxib significantly reduces (P < 0.01) with compound (I) compositions group and positive controls mouse spleen coefficient;With
Model control group compares, and celecoxib group, compound (I) group mouse spleen coefficient significantly reduces (P < 0.05).The results are shown in Table 1.
2.3 impacts on immunologic thrombocytopenic purpura model mice macrophage
Comparing with Normal group, the full-brown macrophage number of model control group mice is decreased obviously (P < 0.01).With mould
Type matched group compares, and celecoxib writes with the full-brown macrophage digital display of compound (I) compositions group and positive controls mice
Raise (P < 0.01);Comparing with model control group, the full-brown macrophage several litres of celecoxib group, compound (I) group mice is high
(P < 0.05).The results are shown in Table 1.
Table 1 is on immunologic thrombocytopenic purpura model mice platelet, Spleen coefficient and the impact of macrophage
Purpura is one of the most common bleeding, is owing to there is antiplatelet antibody in the patient.At present
The inside and outside main first-line drug for the treatment of for purpura is hormone medicine such as prednisone, cortisone, prednisolone etc., or vein
Injection human normal immunoglobulin and splenectomy etc..In terms of pharmacological point, hormone is used to carry out treatment mainly by suppressing blood
The phagocytosis of platelet, the generation of suppression platelet antibody.The immune organs such as spleen are the main place producing platelet antibody, pass through
Produce platelet antibody and destroy phagocytosis platelet, then excite complement system, outside knee joint blood vessel classical, non-classical, destroy blood little
Plate, causes subcutaneous hemorrhage phenomenon.But according to clinical statistics, using hormone medicine treatment to have relapse rate high, side effect is many, and the course for the treatment of is long
Etc. shortcoming, patient needs Long-term taking medicine to treat.According to statistics, only 10~20% do not have rebound phenomenon after patient's drug withdrawal.Use spleen
Excision treatment, logical for intractable purpura is ineffective, is difficult to for a long time for Low patient, particularly elderly patient
Heavy dose accepts the impact treatment of hormone medicine.
The above results shows, when celecoxib, compound (I) independent role, has immunologic thrombocytopenic purpura
There is therapeutical effect;When celecoxib and compound (I) synergy, the therapeutic effect of immunologic thrombocytopenic purpura is shown
Write and improve, the medicine for the treatment of immunologic thrombocytopenic purpura can be developed into.
The effect of above-described embodiment indicates that the essentiality content of the present invention, but does not limit the protection of the present invention with this
Scope.It will be understood by those within the art that, technical scheme can be modified or equivalent,
Essence and protection domain without deviating from technical solution of the present invention.
Claims (10)
1. a compound (I) with following structural formula,
2. the pharmaceutical composition of a celecoxib, it is characterised in that: include celecoxib, chemical combination as claimed in claim 1
Thing (I) and pharmaceutically acceptable carrier, be prepared as the dosage form needed.
The pharmaceutical composition of celecoxib the most according to claim 2, it is characterised in that: pharmaceutically acceptable carrier
Including diluent, excipient, filler, binding agent, wetting agent, disintegrating agent, absorption enhancer, surfactant, absorption carrier
Or lubricant.
The pharmaceutical composition of celecoxib the most according to claim 2, it is characterised in that: described dosage form includes tablet, glue
Wafer, oral liquid, suck agent, granule, electuary, pill, powder, unguentum, sublimed preparation, suspensoid, powder, solution, injection,
Suppository, spray, drop or patch.
5. the preparation method of the compound (I) described in claim 1, it is characterised in that comprise following operating procedure: (a) is by road
Road is logical pulverizes, with 65~75% alcohol heat reflux extract, united extraction liquid, be concentrated into without alcohol taste, use petroleum ether, acetic acid second successively
Ester and water saturated n-butanol extraction, respectively obtain petroleum ether extract, acetic acid ethyl ester extract and n-butyl alcohol extract;(b)
In step (a), n-butyl alcohol takes thing macroporous resin remove impurity, first with 9 column volumes of 20% ethanol elution, then uses 65% ethanol elution
10 column volumes, collect 65% eluent, and concentrating under reduced pressure obtains 65% ethanol elution concentrate;C in () step (b), 65% ethanol is washed
De-concentrate purification on normal-phase silica gel separates, and washes by the methylene chloride-methanol gradient that volume ratio is 65:1,35:1,15:1 and 7:1 successively
Take off and obtain 4 components;D in () step (c), component 4 separates further by purification on normal-phase silica gel, successively with volume ratio be 12:1,7:1 and
The methylene chloride-methanol gradient elution of 1:1 obtains 3 components;In (e) step (d) component 2 with octadecylsilane be bonded anti-
Phase silica gel separates, and with the methanol aqueous solution isocratic elution that concentration expressed in percentage by volume is 58%, collects 11~15 column volume eluents,
Eluent is concentrated under reduced pressure to give compound (I).
The preparation method of compound the most according to claim 5 (I), it is characterised in that: step (a) is returned by 70% ethanol heat
Stream extracts, united extraction liquid.
The preparation method of compound the most according to claim 5 (I), it is characterised in that: described macroporous resin is D101 type
Macroporous adsorbent resin.
The preparation method of compound the most according to claim 5 (I), it is characterised in that: step (a) uses dichloromethane generation
Extract for ethyl acetate, obtain dichloromethane extract.
9. the application in the medicine of preparation treatment immunologic thrombocytopenic purpura of the compound (I) described in claim 1.
10. the arbitrary described pharmaceutical composition of claim 2~4 is at the medicine of preparation treatment immunologic thrombocytopenic purpura
In application.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105924413A (en) * | 2016-05-20 | 2016-09-07 | 江苏神龙药业有限公司 | Celecoxib drug composition and medical application of composition in cholelithiasis treatment |
CN106083988A (en) * | 2016-06-22 | 2016-11-09 | 陈露 | The pharmaceutical composition of a kind of succimer and medical usage thereof |
-
2016
- 2016-05-20 CN CN201610343221.8A patent/CN106008248A/en active Pending
Non-Patent Citations (1)
Title |
---|
RACHA ALKHATIB等: "Activity of elaeochytrin A from Ferula elaeochytris on leukemia cell lines", 《PHYTOCHEMISTRY》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105924413A (en) * | 2016-05-20 | 2016-09-07 | 江苏神龙药业有限公司 | Celecoxib drug composition and medical application of composition in cholelithiasis treatment |
CN106083988A (en) * | 2016-06-22 | 2016-11-09 | 陈露 | The pharmaceutical composition of a kind of succimer and medical usage thereof |
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