CN113461612A - Quinolone tankyrase 2 inhibitor and preparation method and application thereof - Google Patents
Quinolone tankyrase 2 inhibitor and preparation method and application thereof Download PDFInfo
- Publication number
- CN113461612A CN113461612A CN202110821935.6A CN202110821935A CN113461612A CN 113461612 A CN113461612 A CN 113461612A CN 202110821935 A CN202110821935 A CN 202110821935A CN 113461612 A CN113461612 A CN 113461612A
- Authority
- CN
- China
- Prior art keywords
- quinolone
- tankyrase
- inhibitor
- dihydroquinoline
- oxo
- Prior art date
- 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.)
- Granted
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D215/48—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
- C07D215/54—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 3
- C07D215/56—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 3 with oxygen atoms in position 4
Abstract
The invention relates to a quinolone terminal anchor polymerase 2 inhibitor and a preparation method and application thereof, wherein the inhibitor has a structure shown in a formula I:the method adopts 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid and aniline derivatives or benzoyl hydrazine derivatives as starting materials, uses uronium salts as condensing agents, and carries out condensation reaction in an organic solvent under the condition of adding alkali to obtain the quinolone terminal-anchor polymerase 2 inhibitor. Compared with the prior art, the preparation method is simple, and the synthesized compound has a novel structure and has better activity and selectivity for inhibiting tankyrase 2.
Description
Technical Field
The invention belongs to the technical field of pharmaceutical chemistry, and particularly relates to a quinolone tankyrase 2 inhibitor, and a preparation method and application thereof.
Background
Tankyrase (TNKS) belongs to the family of polyadenylic diphosphribose polymerases and has an ASM domain ankyrin repeat. TNKS is involved in the regulation of a variety of cellular functions, including telomere homeostasis, Wnt signaling pathways, glucose metabolism, and spindle formation during mitosis. The catalytic domain of TNKS is a potential drug target and becomes the focus of targeted drug research. More and more researches on the medicines developed by TNKS show the huge development prospect of the antitumor medicines. Quinolone drugs are artificially synthesized antibacterial drugs containing 4-quinolone basic structures and having selective inhibitory effects on bacterial DNA helicase. The development of quinolone drugs in recent years is on the rise, and the molecular skeleton of the quinolone drugs is found to have various biological activities, and besides the broad-spectrum antibacterial property, quinolone compounds have been proved to inhibit tankyrase 2 to play an anti-tumor role. Most of the reported quinolone compounds tankyrase 2 inhibitors act only on the nicotinamide binding site of tankyrase 2.
Disclosure of Invention
In order to find a new tankyrase 2 inhibitor, the invention aims to provide a novel quinolone tankyrase 2 inhibitor, a preparation method and an application thereof.
The inhibitor which acts on the binding site of nicotinamide and adenosine has better inhibitory activity and selectivity. The newly designed and synthesized quinolone compound has longer branched chains and can simultaneously occupy the nicotinamide and adenosine binding sites of tankyrase 2, thereby improving the inhibitory activity and selectivity of the compound.
In the invention, a plurality of tankyrase 2 inhibitors with novel structures are designed and synthesized aiming at the structure of tankyrase 2 by a computer-aided drug design method, and finally the tankyrase 2 inhibitors are tested for the inhibitory activity of the tankyrase 2 and the reported inhibitory activity of the tankyrase 2 inhibitor GK-007 (IC of GK-007)500.035uM), six compounds of the synthesized multiple tankyrase 2 inhibitors were found to have better tankyrase 2 inhibitory activity. Especially the IC of six compounds preferred therein500.26uM, 2.85uM, 1.78uM, 0.97uM, 0.022, and 0.17uM, respectively.
The purpose of the invention can be realized by the following technical scheme:
the invention provides a quinolone terminal anchor polymerase 2 inhibitor, which has a structure shown in formula I:
wherein R is selected from:
Preferably, said R is selected from:
The third aspect of the present invention provides a method for preparing the quinolone terminal-anchored polymerase 2 inhibitor, which comprises using 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid and aniline derivative or benzoyl hydrazine derivative as starting materials, using uronium salt as a condensing agent, and performing a condensation reaction in an organic solvent under the condition of adding a base to obtain the quinolone terminal-anchored polymerase 2 inhibitor;
In the formula R1Selected from H, CH3、OCH3、Cl、Br、3,4,5-tri-OCH3Or COOCH3;
In the formula R2Selected from H, CH3、OCH3Cl or Br.
The reaction equations are shown in the following three processes a, b and c respectively:
preferably, the uronium salt is selected from HATU, HBTU, HCTU, TBTU, TSTU or TNTU.
Preferably, the molar ratio of the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid to the condensing agent is 1: 1-1: 5.
Preferably, the molar ratio of the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid to the aniline derivative or the benzoyl hydrazine derivative is 1: 1-1: 3.
Preferably, the molar ratio of the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid to the base is 1: 1-1: 5.
Preferably, the base is selected from DIPEA or triethylamine.
Preferably, the organic solvent is selected from DMSO, DMF or NMP.
Preferably, the reaction temperature of the condensation reaction is from 0 ℃ to 70 ℃.
The third aspect of the invention provides the application of the quinolone tankyrase 2 inhibitor in preparing a medicament for inhibiting tankyrase 2.
Compared with the prior art, the invention has the beneficial effects that:
(1) the preparation method is simple, low in cost and mild in reaction condition.
(2) The compound synthesized by the invention has a novel structure, and is reported for the first time.
(3) The quinolone tankyrase 2 inhibitor synthesized by the invention has good effect, wherein the IC of the compound 5 (see example 5)50The value is better than that of GK-007, which shows that the compound 5 has better inhibitory activity and selectivity than that of GK-007.
Drawings
FIG. 1 shows a hydrogen spectrum of the product obtained in example 1: (1H NMR(DMSO))。
FIG. 2 is a carbon spectrum of the product obtained in example 1: (13C NMR(DMSO))。
FIG. 3 is a hydrogen spectrum of the product obtained in example 2: (1H NMR(DMSO))。
FIG. 4 is a carbon spectrum of the product obtained in example 2 (C:)13C NMR(DMSO))。
FIG. 5 is a hydrogen spectrum of the product obtained in example 3 (1H NMR(DMSO))。
FIG. 6 is a carbon spectrum of the product obtained in example 3 (C:)13C NMR(DMSO))。
FIG. 7 is a hydrogen spectrum (C) of the product obtained in example 41H NMR(DMSO))。
FIG. 8 is a carbon spectrum of the product obtained in example 4 (C:)13C NMR(DMSO))。
FIG. 9 is a hydrogen spectrum (C) of the product obtained in example 51H NMR(DMSO))。
FIG. 10 is a carbon spectrum of the product obtained in example 5 (C:)13C NMR(DMSO))。
FIG. 11 is a hydrogen spectrum (C) of the product obtained in example 61H NMR(DMSO))。
FIG. 12 is a carbon spectrum of the product obtained in example 6: (13C NMR(DMSO))。
Detailed Description
A quinolone tankyrase 2 inhibitor having the structure of formula I:
wherein R is selected from:
Preferably R is selected from:
The preparation method of the quinolone terminal-anchored polymerase 2 inhibitor adopts 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid and aniline derivatives or benzoyl hydrazine derivatives as starting materials, uses uronium salts as a condensing agent, and carries out condensation reaction in an organic solvent under the condition of adding alkali to obtain the quinolone terminal-anchored polymerase 2 inhibitor;
In the formula R1Selected from H, CH3、OCH3、Cl、Br、3,4,5-tri-OCH3Or COOCH3;
In the formula R2Selected from H, CH3、OCH3Cl or Br.
The uronium salts are preferably selected from HATU, HBTU, HCTU, TBTU, TSTU or TNTU. The molar ratio of the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid to the condensing agent is preferably 1:1 to 1: 5. The mol ratio of the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid to the aniline derivative or the benzoyl hydrazine derivative is preferably 1: 1-1: 3. The molar ratio of the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid to the base is preferably 1:1 to 1: 5. The base is preferably selected from DIPEA or triethylamine. The organic solvent is preferably selected from DMSO, DMF or NMP. The reaction temperature of the condensation reaction is preferably 0 ℃ to 70 ℃.
The quinolone tankyrase 2 inhibitor can be applied to the preparation of drugs for inhibiting tankyrase 2.
The invention is described in detail below with reference to the figures and specific embodiments.
In the present invention, IC50Test method of value: the inhibitory activity of the compounds on TNKS2 was determined by an enzymatic reaction. Dissolving a compound to be detected in a DMSO solution to prepare a solution with an initial concentration of 200 mu M/L, diluting the solution 5 times each time according to a proportion, and configuring 7 concentration gradients to obtain a solution concentration range of each compound to be detected of 0.0128 mu M/L to 200 mu M/L. The enzymatic reaction was carried out in 96-well plates (Greiner bio-one U-shaped blackboard) at room temperature. TNKS2 at 5nM was incubated with compound and 500nM NAD' in assay buffer (50mM HEPES pH 7.0, 1mM CHAPS) for 1 hour, with four parallel experimental groups being set up simultaneously per concentration gradient. Then, assay buffer (50mM HEPES,0.8M KF and 20mM EDTA in 0.1% BSA) was added to react at room temperature for 1 hour. And finally, adding 20mL of 20% acetophenone ethanol solution and 20mL of 2MKOH to terminate the reaction, chemically converting the unreacted NAD' into a fluorescent substance, and reading the fluorescence intensity under the conditions of an excitation wavelength of 355nm and an absorption wavelength of 450 nm. According to the formula: inhibition rate (sample fluorescence intensity-blank)/(enzyme value fluorescence intensity-blank) the corresponding inhibition rate for each inhibitor was calculated and then half the effective inhibitory concentration was fitted using Graph Pad Prism software.
Example 1
N- (4- (morpholine-4-carbonyl) phenyl) -4-oxo-1, 4-dihydroquinoline-3-carboxamide
4-oxo-1, 4-dihydroquinoline-3-carboxylic acid (95mg,0.5mmol) was dissolved in 25ml of DMF, HATU (228mg, 0.6mmol) and DIPEA (129mg, 1mmol) were added to a DMF solution containing 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid under ice-bath conditions with stirring, the temperature was slowly raised to room temperature, and (4-aminophenyl) (4-morpholinyl) methanone (124mg, 0.6mmol) was added after 15 minutes. Stirring was continued at room temperature for 6h until the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid reaction was complete. After completion of the reaction, the reaction solution was poured into ice water. Separating out solid, collecting solid, adding water and 10% Na2CO3Saline and ethanol ultrasonic washing. Purification of the solid by flash silica gel chromatography (petroleum ether/ethyl acetate 6:1) afforded the product.
IC50The value was 0.26 uM.
1H NMR(400MHz,DMSO)δ=12.64(s,1H),8.88(s,1H),8.32(d,J=7.7Hz,1H),7.77(dd,J=18.9,8.4Hz,4H),7.53(t,J=7.5Hz,1H),7.43(d,J=8.6Hz,2H),3.60(s,4H),3.50(s,4H).13C NMR(101MHz,DMSO)δ176.43,168.94,163.16,144.40,140.10,139.19,133.14,130.13,128.50,125.98,125.54,125.45,119.31,119.16,110.43,66.20,48.62.
The hydrogen and carbon spectra are shown in FIGS. 1 and 2.
Example 2
N' -benzoyl-4-oxo-1, 4-dihydroquinoline-3-carbohydrazide
4-oxo-1, 4-dihydroquinoline-3-carboxylic acid (95mg,0.5mmol) was dissolved in 25ml DMF and HATU (228mg, 0.6mmol) and DIPEA (129mg, 1mmol) were added to a DMF solution containing 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid under ice-bath with stirring, slowly warmed to room temperature and benzoyl hydrazine (82mg, 0.6mmol) was added after 15 min. ChamberStirring is continued for 6h at room temperature until the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid is reacted completely. After completion of the reaction, the reaction solution was poured into ice water. Separating out solid, collecting solid, adding water and 10% Na2CO3Saline and ethanol ultrasonic washing. Purification of the solid by flash silica gel chromatography (petroleum ether/ethyl acetate 4:1) afforded the product.
IC50The value was 2.85 uM.
1H NMR(400MHz,DMSO)δ=8.82(s,1H),8.28(d,J=8.1Hz,1H),7.93(d,J=7.6Hz,2H),7.72-7.46(m,5H),7.36(t,J=7.2Hz,1H).13C NMR(101MHz,DMSO)δ=175.25,165.86,165.14,148.41,133.35,132.06,131.55,130.42,128.89,128.00,125.67,124.28,124.13,123.57,109.43.
The hydrogen and carbon spectra are shown in fig. 3 and 4.
Example 3
N' - (4-methylbenzoyl) -4-oxo-1, 4-dihydroquinoline-3-carbohydrazide
4-oxo-1, 4-dihydroquinoline-3-carboxylic acid (95mg,0.5mmol) was dissolved in 25ml DMF and HATU (228mg, 0.6mmol) and DIPEA (129mg, 1mmol) were added to a DMF solution containing 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid under ice-bath with stirring, slowly warmed to room temperature and after 15 min 4-methylbenzoylhydrazine (90mg,0.6mmol) was added. Stirring was continued at room temperature for 6h until the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid reaction was complete. After completion of the reaction, the reaction solution was poured into ice water. Separating out solid, collecting solid, adding water and 10% Na2CO3Saline and ethanol ultrasonic washing. Purification of the solid by flash silica gel chromatography (petroleum ether/ethyl acetate 4:1) afforded the product.
IC50The value was 1.78 uM.
1H NMR(400MHz,DMSO)δ=11.78(s,1H),8.80(s,1H),8.30(d,J=8.1Hz,1H),7.83(d,J=7.8Hz,2H),7.79-7.71(m,2H),7.50(t,J=7.3Hz,1H),7.30(d,J=7.8Hz,2H),2.36(s,3H).13C NMR(101MHz,DMSO)δ=175.82,164.75,163.87,144.33,141.82,139.59,132.87,129.75,129.04,127.64,126.16,125.58,125.18,119.53,109.99,21.11
The hydrogen and carbon spectra are shown in fig. 5 and 6.
Example 4
N' - (4-methoxybenzoyl) -4-oxo-1, 4-dihydroquinoline-3-carbohydrazide
4-oxo-1, 4-dihydroquinoline-3-carboxylic acid (95mg,0.5mmol) was dissolved in 25ml DMF and HATU (228mg, 0.6mmol) and DIPEA (129mg, 1mmol) were added to a DMF solution containing 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid under ice-bath with stirring, slowly warmed to room temperature and after 15 min 4-methoxybenzoyl hydrazine (100mg, 0.6mmol) was added. Stirring was continued at room temperature for 6h until the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid reaction was complete. After completion of the reaction, the reaction solution was poured into ice water. Separating out solid, collecting solid, adding water and 10% Na2CO3Saline and ethanol ultrasonic washing. Purification of the solid by flash silica gel chromatography (petroleum ether/ethyl acetate 4:1) afforded the product.
IC50The value was 0.97 uM.
1H NMR(400MHz,DMSO)δ=11.71(s,1H),8.79(s,1H),8.30(d,J=8.1Hz,1H),7.91(d,J=8.4Hz,2H),7.83-7.70(m,2H),7.51(t,J=7.4Hz,1H),7.03(d,J=8.5Hz,2H),3.82(s,3H).13C NMR(101MHz,DMSO)δ=175.90,164.40,163.80,162.07,144.02,139.19,133.01,129.52,126.10,125.61,125.29,124.67,119.24,113.76,110.10,55.48.
The hydrogen and carbon spectra are shown in fig. 7 and 8.
Example 5
4-oxo-N- (4- (3,4, 5-trimethoxybenzoylamino) phenyl) -1, 4-dihydroquinoline-3-carboxamide
4-oxo-1, 4-dihydroquinoline-3-carboxylic acid (95mg,0.5mmol) was dissolved in 25ml of DMF, HATU (228mg, 0.6mmol) and DIPEA (129mg, 1mmol) were added to a DMF solution containing 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid under ice-bath conditions with stirring, the temperature was slowly raised to room temperature, and N- (4-aminophenyl) -3,4, 5-trimethoxybenzamide (181mg, 0.6mmol) was added after 15 minutes. Stirring was continued at room temperature for 6h until the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid reaction was complete. After completion of the reaction, the reaction solution was poured into ice water. Separating out solid, collecting solid, adding water and 10% Na2CO3Saline and ethanol ultrasonic washing. Purification of the solid by flash silica gel chromatography (petroleum ether/ethyl acetate 4:1) afforded the product.
IC50The value was 0.022 uM.
1H NMR(400MHz,DMSO)δ=12.46(s,1H),10.10(s,1H),8.86(s,1H),8.32(d,J=8.1Hz,1H),7.80(t,J=7.6Hz,1H),7.74(d,J=6.0Hz,5H),7.52(t,J=7.5Hz,1H),7.28(s,2H),3.87(s,6H),3.73(s,3H).13C NMR(101MHz,DMSO)δ=176.40,164.73,162.69,152.71,144.11,140.33,139.22,134.85,134.65,133.03,130.18,126.02,125.55,125.33,121.44,119.84,119.28,110.74,105.34,60.21,56.19.
The hydrogen and carbon spectra are shown in fig. 9 and 10.
Example 6
4- ((4- (4-oxo-1, 4-dihydroquinoline-3-carboxamido) phenyl) carbamoyl) benzoic acid methyl ester
4-oxo-1, 4-dihydroquinoline-3-carboxylic acid (95mg,0.5mmol) was dissolved in 25ml DMF and HATU (228mg, 0.6mmol) and DIPEA (129mg, 1mmol) were added to a solution of 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid in DMF under ice-bath with stirring, slowly warmed to room temperature and after 15 min methyl 4- ((4-aminophenyl) carbamoyl) benzoate (162mg, 0.6mmol) was added. Stirring was continued at room temperature for 6h until the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid reaction was complete. After completion of the reaction, the reaction solution was poured into ice water.Separating out solid, collecting solid, adding water and 10% Na2CO3Saline and ethanol ultrasonic washing. Purification of the solid by flash silica gel chromatography (petroleum ether/ethyl acetate 4:1) afforded the product.
IC50The value was 0.17 uM.
1H NMR(400MHz,DMSO)δ=12.46(s,1H),10.41(s,1H),8.86(s,1H),8.32(d,J=8.1Hz,1H),8.07(s,4H),7.76(dt,J=15.6,6.7Hz,7H),7.52(t,J=7.5Hz,1H),3.88(s,3H).13C NMR(101MHz,DMSO)δ=176.40,165.78,164.48,162.69,144.10,139.17,135.01,134.51,133.04,132.02,129.24,128.10,126.00,125.54,125.34,121.20,119.87,119.26,110.72,52.48.
The hydrogen and carbon spectra are shown in FIGS. 11 and 12.
The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
3. the method for preparing the quinolone tankyrase 2 inhibitor according to claim 1, wherein the quinolone tankyrase 2 inhibitor is obtained by performing a condensation reaction in an organic solvent using 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid and an aniline derivative or a benzoyl hydrazine derivative as starting materials, using a uronium salt as a condensing agent, and adding a base;
In the formula R1Selected from H, CH3、OCH3、Cl、Br、3,4,5-tri-OCH3Or COOCH3;
In the formula R2Selected from H, CH3、OCH3Cl or Br.
4. The method of preparing a quinolone tankyrase 2 inhibitor according to claim 3, wherein the uronium salt is selected from HATU, HBTU, HCTU, TBTU, TSTU, and TNTU.
5. The method for preparing the quinolone tankyrase 2 inhibitor according to claim 3 or 4, wherein the molar ratio of the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid to the condensing agent is 1:1 to 1: 5.
6. The method for preparing the quinolone tankyrase 2 inhibitor according to claim 3, wherein the molar ratio of the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid to the aniline derivative or the benzoyl hydrazine derivative is 1:1 to 1: 3.
7. The method of preparing a quinolone tankyrase 2 inhibitor according to claim 3, comprising any one or more of the following conditions:
(i) the molar ratio of the 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid to the alkali is 1: 1-1: 5;
(ii) the base is selected from DIPEA or triethylamine.
8. The method of claim 3, wherein the organic solvent is selected from DMSO, DMF or NMP.
9. The method for preparing the quinolone tankyrase 2 inhibitor according to claim 3, wherein the condensation reaction is carried out at a reaction temperature of 0 ℃ to 70 ℃.
10. Use of a quinolone tankyrase 2 inhibitor according to claim 1 or 2 for the preparation of a medicament for inhibiting tankyrase 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110821935.6A CN113461612B (en) | 2021-07-20 | 2021-07-20 | Quinolone tankyrase 2 inhibitor and preparation method and application thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110821935.6A CN113461612B (en) | 2021-07-20 | 2021-07-20 | Quinolone tankyrase 2 inhibitor and preparation method and application thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113461612A true CN113461612A (en) | 2021-10-01 |
CN113461612B CN113461612B (en) | 2022-10-14 |
Family
ID=77881574
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110821935.6A Active CN113461612B (en) | 2021-07-20 | 2021-07-20 | Quinolone tankyrase 2 inhibitor and preparation method and application thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113461612B (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006077851A1 (en) * | 2005-01-20 | 2006-07-27 | Astellas Pharma Inc. | Quinolone derivative and salt thereof |
CN1826321A (en) * | 2003-07-24 | 2006-08-30 | 安斯泰来制药有限公司 | Quinolone derivative or its salt |
CN101006076A (en) * | 2004-06-24 | 2007-07-25 | 沃泰克斯药物股份有限公司 | Modulators of ATP-binding cassette transporters |
US20090246820A1 (en) * | 2005-12-27 | 2009-10-01 | Singh Ashvani K | Compounds useful in cftr assays and methods therewith |
WO2013153394A1 (en) * | 2012-04-11 | 2013-10-17 | Redx Pharma Limited | Quinolonones with antibacterial properties |
CN108473485A (en) * | 2016-01-11 | 2018-08-31 | 默克专利股份公司 | Quinoline-2-one-derivatives |
-
2021
- 2021-07-20 CN CN202110821935.6A patent/CN113461612B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1826321A (en) * | 2003-07-24 | 2006-08-30 | 安斯泰来制药有限公司 | Quinolone derivative or its salt |
CN101006076A (en) * | 2004-06-24 | 2007-07-25 | 沃泰克斯药物股份有限公司 | Modulators of ATP-binding cassette transporters |
WO2006077851A1 (en) * | 2005-01-20 | 2006-07-27 | Astellas Pharma Inc. | Quinolone derivative and salt thereof |
US20090246820A1 (en) * | 2005-12-27 | 2009-10-01 | Singh Ashvani K | Compounds useful in cftr assays and methods therewith |
WO2013153394A1 (en) * | 2012-04-11 | 2013-10-17 | Redx Pharma Limited | Quinolonones with antibacterial properties |
CN108473485A (en) * | 2016-01-11 | 2018-08-31 | 默克专利股份公司 | Quinoline-2-one-derivatives |
Non-Patent Citations (2)
Title |
---|
ZAHRA HAJIMAHDI 等: "QSAR Study on Anti-HIV-1 Activity of 4-Oxo-1,4-dihydroquinoline and 4-Oxo-4H-pyrido[1,2-a]pyrimidine Derivatives Using SW-MLR, Artificial Neural Network and Filtering Methods", 《IRANIAN JOURNAL OF PHARMACEUTICAL RESEARCH》 * |
涂顺等: "TNKS 抑制剂的研究进展", 《中国药物化学杂志》 * |
Also Published As
Publication number | Publication date |
---|---|
CN113461612B (en) | 2022-10-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Taha et al. | Synthesis of 6-chloro-2-Aryl-1H-imidazo [4, 5-b] pyridine derivatives: antidiabetic, antioxidant, β-glucuronidase inhibiton and their molecular docking studies | |
Keri et al. | Analgesic, anti-pyretic and DNA cleavage studies of novel pyrimidine derivatives of coumarin moiety | |
Yoon et al. | Synthesis, characterization, and molecular docking analysis of novel benzimidazole derivatives as cholinesterase inhibitors | |
CN107474011A (en) | A kind of the stibazole class LSD1 inhibitor of 2 phenyl 4, its preparation method and application | |
CN102702010B (en) | Photosensitive functionalized solid-supported phase, preparation method and application thereof | |
Kralj et al. | Synthesis and biological evaluation of biphenyl amides that modulate the US28 receptor | |
Wang et al. | Discovery of nitropyridine derivatives as potent HIV-1 non-nucleoside reverse transcriptase inhibitors via a structure-based core refining approach | |
Ribeiro et al. | Squaric acid/4-aminoquinoline conjugates: Novel potent antiplasmodial agents | |
Li et al. | Design, synthesis, and antiproliferative evaluation of novel longifolene-derived tetraline pyrimidine derivatives with fluorescence properties | |
Hong et al. | Development of a Scalable Synthesis of a Bruton’s Tyrosine Kinase Inhibitor via C–N and C–C Bond Couplings as an End Game Strategy | |
Manikala et al. | Synthesis and biological evaluation of chalcone tethered quinoline derivatives as anticancer agents | |
CN113461612B (en) | Quinolone tankyrase 2 inhibitor and preparation method and application thereof | |
CN114835640B (en) | Fibroblast growth factor receptor inhibitor, preparation method and application | |
CN111646974A (en) | N-methyl gatifloxacin propenone derivative and preparation method and application thereof | |
CN108727377A (en) | 3- cyano pyrazoles simultaneously [1,5-a] pyrimidine derivatives and its preparation method and application | |
ES2625323T3 (en) | Process to prepare paliperidone and intermediates thereof | |
CA3008215A1 (en) | Substituted naphthalene diimides and their use | |
CN113549043B (en) | Flavonoid tankyrase 2 inhibitor and preparation method and application thereof | |
CN111646937B (en) | Propenone derivative of N-acetyl ciprofloxacin and preparation method and application thereof | |
Srivatava et al. | Synthesis of substituted-4-oxo-1, 4-dihydro-3-[1-oxo-2-hydrazino-3-{p-toluenesulfon}] quinoline derivatives and their biological activity against bacterial infections | |
CN108033913A (en) | A kind of pyrazoline quinoline derivant and its preparation method and application | |
CN111646975A (en) | N-methyl lomefloxacin allyl ketone derivative and preparation method and application thereof | |
CN112824396B (en) | Acrylic ketone derivative of N-acetyl lomefloxacin and preparation method and application thereof | |
CN113072481A (en) | Indolo-cyclobutane skeleton compound, synthesis method and application | |
CN108440389B (en) | 3,4, 5-trihydroxybenzoic acid derivative and preparation method and application thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |