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CN106748998A - A kind of PTP1B inhibitor containing niacin hydroxyacyl amine structure and application thereof - Google Patents

A kind of PTP1B inhibitor containing niacin hydroxyacyl amine structure and application thereof Download PDF

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Publication number
CN106748998A
CN106748998A CN201710074715.5A CN201710074715A CN106748998A CN 106748998 A CN106748998 A CN 106748998A CN 201710074715 A CN201710074715 A CN 201710074715A CN 106748998 A CN106748998 A CN 106748998A
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CN
China
Prior art keywords
compound
application
amine structure
inhibitor containing
ptp1b inhibitor
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710074715.5A
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Chinese (zh)
Inventor
蔡子洋
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Foshan Saiweisi Pharmaceutical Technology Co Ltd
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Foshan Saiweisi Pharmaceutical Technology Co Ltd
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Application filed by Foshan Saiweisi Pharmaceutical Technology Co Ltd filed Critical Foshan Saiweisi Pharmaceutical Technology Co Ltd
Priority to CN201710074715.5A priority Critical patent/CN106748998A/en
Publication of CN106748998A publication Critical patent/CN106748998A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/89Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members with hetero atoms directly attached to the ring nitrogen atom

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Abstract

The present invention relates to the drug field related to type ii diabetes.Specifically, the present invention relates to a kind of PTP1B inhibitor containing niacin hydroxyacyl amine structure, its preparation method and the application in type ii diabetes medicine is prepared.

Description

A kind of PTP1B inhibitor containing niacin hydroxyacyl amine structure and application thereof
Technical field
The present invention relates to the drug field of type ii diabetes treatment.More particularly, it relates to type ii diabetes Have medicative a kind of PTP1B inhibitor, its preparation method containing niacin hydroxyacyl amine structure, and the purposes in pharmacy.
Background technology
Type ii diabetes are a kind of common metabolic disturbance diseases, it is characterized in that periphery produces resistant function to film island element, Insulin being shown as in molecular level, rear signal transduction missing is combined with insulin receptor.The phosphorylation level of protease propylhomoserin is The important regulation factor of intracellular signal transduction, it is by protease histidine kinase (protein tyrosine kinase, PTK) Regulate and control jointly with protease propylhomoserin phosphatase (protein tyrosine phosphatase, PTP).Research in recent years discovery, egg White enzyme propylhomoserin phosphatase 1 B can play important negative regulation with dephosphorylation protease propylhomoserin in Insulin signaling pathway Effect.PTPIB genes are knocked out, or suppresses the expression of internal PTP1B albumen and mRNA with antisense core former times acid (ASO), not only may be used To significantly improve sensitiveness of the test mice to insulin, and can substantially reduce the ill probability of obesity.These research tables Bright, PTP1B is likely to become the novel targets for the treatment of type ii diabetes.
The invention discloses a kind of novel PTP1B inhibitor containing niacin hydroxyacyl amine structure of structure, these compounds can use In the medicine for preparing treatment type ii diabetes.
The content of the invention
It is an object of the present invention to provide a kind of PTP1B inhibitor of the excellent activity with Formulas I.
Method it is a further object to provide the compound with Formulas I is prepared.
It is also another object of the present invention to provide the compound containing Formulas I as active ingredient in treatment type ii diabetes side The application in face.
Present invention is specifically described in conjunction with the purpose of the present invention.
Compound of the present invention with Formulas I has following structural formula:
Compound of formula I of the present invention is synthesized by following route:
There is substitution reaction in compound II, obtain compound IV with compound III in the presence of a base;Compound IV is in DCC Reacted with compound V in the presence of (N, N'- dicyclohexyl carbodiimide), obtain VI;Compound VI is oxidized agent oxidation, obtains Compound I.Compound II can prepare (Leon Katz according to literature method;et al,Journal of Organic Chemistry,1954,19,711)。
Compound of formula I of the present invention has the inhibitory action of PTP1B, can be used to prepare II type glycosurias as active ingredient Sick medicine.The activity of compound of formula I of the present invention is verified by receptor binding assays.
Compound of formula I of the invention is effective in comparatively wide dosage range.The dosage for example taken daily about exists In the range of 1mg-1000mg/ people, it is divided into and once or is for several times administered.The dosage for actually taking formula I can be by doctor Determined according to relevant situation.
Specific embodiment
With reference to embodiment, the present invention is further illustrated.It should be noted that following embodiments are only for Illustrate, and be not intended to limit the present invention.The various change that those skilled in the art's training centre of the invention is made all should Within the protection domain required by the application claim.
The synthesis of the compound I of embodiment 1
A. the synthesis of compound IV-1
Compound II (1.55g, 10mmol), compound III-1 (2.16g, 10mmol) and solid K2CO3(5.53g, 40mmol) add in the dry DMF of 30mL, be stirred overnight at room temperature, TLC tracking finds that reaction is completed.Reactant mixture is toppled over Enter in 200mL frozen water, stirring adjusts pH=4-5 with concentrated hydrochloric acid, uses CH2Cl2(60mL × 3) extract, and merge extraction phase, use salt solution Washing, anhydrous sodium sulfate drying.Suction filtration removes drier, and filtrate is evaporated on a rotary evaporator, and the residue for obtaining uses post Chromatographic purifying, obtains compound IV-1, white solid.ESI-MS, m/z=289 ([M-H] -).
B. the synthesis of compound VI-1
Compound IV-1 (1.45g, 5mmol), compound V-1 (0.43g, 5mmol), DCC (1.24g, 6mmol) and 4- bis- Methylamino pyridine (DMAP, 0.3g) is dissolved in dry 20mL THF, is stirred overnight at room temperature, and TLC tracking finds that reaction is completed. Reactant mixture is poured into 200mL frozen water, stirring, uses CH2Cl2(60mL × 3) extract, and merge extraction phase, dilute with 2% successively Hydrochloric acid and salt water washing, anhydrous sodium sulfate drying.Suction filtration removes drier, and filtrate is evaporated on a rotary evaporator, and what is obtained is residual Excess is purified using column chromatography, obtains compound VI-1, white solid.ESI-MS, m/z=358 ([M+H]+)。
C. the synthesis of compound I
Compound VI-1 (0.71g, 2mmol) is dissolved in 10mL CH2Cl2In, stir at room temperature, add metachloroperbenzoic acid (mCPBA, 1.72g, 10mmol), reactant mixture is stirred at room temperature 1 hour, then temperature rising reflux 3 hours, and TLC detections are anti- Should complete.Reactant mixture is poured into 200mL frozen water, stirring, uses CH2Cl2(60mL × 3) extract, and merge extraction phase, successively Use saturation NaHCO3Solution and salt water washing, anhydrous sodium sulfate drying.Suction filtration removes drier, and filtrate is steamed on a rotary evaporator Dry, the residue for obtaining is purified using column chromatography, obtains compound I, white solid.ESI-MS, m/z=406 ([M+H]+)。
The synthesis of the reference compound R-1 of embodiment 2
In order to further compare pharmacological effect of the invention, applicant describes be all applicant's invention in this application Unknown compound R-1 (is not yet disclosed).
A. the synthesis of compound IV-2
Compound II (1.55g, 10mmol), compound III-2 (1.71g, 10mmol) and solid K2CO3(5.53g, 40mmol) add in the dry DMF of 30mL, be stirred overnight at room temperature, TLC tracking finds that reaction is completed.Reactant mixture is toppled over Enter in 200mL frozen water, stirring adjusts pH=4-5 with concentrated hydrochloric acid, uses CH2Cl2(60mL × 3) extract, and merge extraction phase, use salt solution Washing, anhydrous sodium sulfate drying.Suction filtration removes drier, and filtrate is evaporated on a rotary evaporator, and the residue for obtaining uses post Chromatographic purifying, obtains compound IV-2, white solid.ESI-MS, m/z=244 ([M-H] -).
B. the synthesis of compound VI-2
Compound IV-2 (1.23g, 5mmol), compound V-1 (0.43g, 5mmol), DCC (1.24g, 6mmol) and 4- bis- Methylamino pyridine (DMAP, 0.3g) is dissolved in dry 20mL THF, is stirred overnight at room temperature, and TLC tracking finds that reaction is completed. Reactant mixture is poured into 200mL frozen water, stirring, uses CH2Cl2(60mL × 3) extract, and merge extraction phase, dilute with 2% successively Hydrochloric acid and salt water washing, anhydrous sodium sulfate drying.Suction filtration removes drier, and filtrate is evaporated on a rotary evaporator, and what is obtained is residual Excess is purified using column chromatography, obtains compound VI-2, white solid.ESI-MS, m/z=313 ([M+H]+)。
C. the synthesis of compound R -1
Compound VI-2 (0.62g, 2mmol) is dissolved in 10mL CH2Cl2In, stir at room temperature, add metachloroperbenzoic acid (mCPBA, 1.72g, 10mmol), reactant mixture is stirred at room temperature 1 hour, then temperature rising reflux 3 hours, and TLC detections are anti- Should complete.Reactant mixture is poured into 200mL frozen water, stirring, uses CH2Cl2(60mL × 3) extract, and merge extraction phase, successively Use saturation NaHCO3Solution and salt water washing, anhydrous sodium sulfate drying.Suction filtration removes drier, and filtrate is steamed on a rotary evaporator Dry, the residue for obtaining is purified using column chromatography, obtains compound R -1, white solid.ESI-MS, m/z=361 ([M+H]+)。
Suppression of the Compound ira vitro of embodiment 3 to PTP1B is tested
By original concentration for the compound solution of 50mM carries out 1/2 gradient dilution with 95%DMSO, 11 concentration are diluted altogether Gradient.Enzyme activity reaction system amounts to 102 μ L, and it is 2 μ L that wherein compound adds volume.First, 50 μ are sequentially added in 96 orifice plates L PTP1B albumen, the testing compound of 2 μ L various concentrations shakes 1min, 30 DEG C of incubation 30min, is subsequently adding 50 μ L pNPP (para-nitro-pheneye phosphate), shakes 10s.Absorbance is surveyed once for 6 seconds with the change in reaction time under determining 405nm wavelength, surveys 60 It is individual, parallel determination three times, and course of reaction curve is drawn out, so as to calculate suppression of each compound to enzyme under various concentrations Activity, non linear fit analysis are carried out using the softwares of software GraphPad Prism 5, with residual activity value as ordinate, chemical combination Thing log concentration value is that abscissa draws curve, calculates the IC of the compound50Value.
Test result see the table below.
Compound IC50(nM)
Reference compound R-1 18.6
The compounds of this invention I 7.1
Can be seen that compound of the invention from upper table result has very strong inhibitory action to PTP1B, can be as system The medicine of standby treatment type ii diabetes.

Claims (2)

1. a kind of compound of Formulas I structure,
2. application of one of claim 1 compound of formula I in terms for the treatment of diabetes B medicine is prepared.
CN201710074715.5A 2015-03-12 2015-03-12 A kind of PTP1B inhibitor containing niacin hydroxyacyl amine structure and application thereof Pending CN106748998A (en)

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CN201510108698.3A CN104725309A (en) 2015-03-12 2015-03-12 PTP1B inhibitor containing nicotinic acid amide structure and use thereof
CN201710074715.5A CN106748998A (en) 2015-03-12 2015-03-12 A kind of PTP1B inhibitor containing niacin hydroxyacyl amine structure and application thereof

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002018321A2 (en) * 2000-08-29 2002-03-07 Abbott Laboratories Amino(oxo)acetic acid protein tyrosine phosphatase inhibitors
CN101123964A (en) * 2004-12-24 2008-02-13 普罗西迪恩有限公司 G protein-coupled receptor (GPR116) agonists and their use for the treatment of obesity and diabetes
CN101484440A (en) * 2006-07-06 2009-07-15 艾尼纳制药公司 Modulators of metabolism and the treatment of disorders related thereto

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6262044B1 (en) * 1998-03-12 2001-07-17 Novo Nordisk A/S Modulators of protein tyrosine phosphatases (PTPASES)

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002018321A2 (en) * 2000-08-29 2002-03-07 Abbott Laboratories Amino(oxo)acetic acid protein tyrosine phosphatase inhibitors
CN101123964A (en) * 2004-12-24 2008-02-13 普罗西迪恩有限公司 G protein-coupled receptor (GPR116) agonists and their use for the treatment of obesity and diabetes
CN101484440A (en) * 2006-07-06 2009-07-15 艾尼纳制药公司 Modulators of metabolism and the treatment of disorders related thereto

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Application publication date: 20170531