CN108409746A - A kind of chiral oxo spiro indole class compound and its raceme and preparation method containing pyrroles or indoles and azacycloalkyl structure - Google Patents

A kind of chiral oxo spiro indole class compound and its raceme and preparation method containing pyrroles or indoles and azacycloalkyl structure Download PDF

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CN108409746A
CN108409746A CN201810462676.0A CN201810462676A CN108409746A CN 108409746 A CN108409746 A CN 108409746A CN 201810462676 A CN201810462676 A CN 201810462676A CN 108409746 A CN108409746 A CN 108409746A
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CN108409746B (en
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邱立勤
陈晖旋
张雅琪
何雪峰
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Sun Yat Sen University
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    • C07D487/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/12Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains three hetero rings
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    • C07D471/22Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed systems contains four or more hetero rings

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Abstract

The present invention relates to chemical catalysis field, a kind of chiral oxo spiro indole class compound containing pyrroles or indoles and azacycloalkyl structure and its raceme and preparation method are disclosed.This method withNIsatin after substituted isatin or phenyl ring substitution(1)WithNThe pyrroles of alkylamino substitution or indoles(2)As reaction substrate, using chiral phosphoric acid or its enantiomter or its raceme as catalyst, in solvent and additive environment, directly it is prepared via one step of catalysis [m+1] cycloaddition approach.By [5+1] or [6+1] or the method for [7+1] cycloaddition, and using chiral phosphoric acid asymmetric syntheses is realized as catalyst.Using unmodified isatin only by single step reaction, 3', 4' dihydro 2'H spiral shells [indoline 3,1' pyrrolo-es [1,2 a] pyrazine] 2 ketone compounds are obtained for the first time, which can extend to the cycloaddition process of more macrocyclic ring system.The present invention has carried out active testing to obtained compound, and has obtained the lead compound with fine physiological activity.

Description

A kind of chiral oxo spiro indole class containing pyrroles or indoles and azacycloalkyl structure Close object and its raceme and preparation method
Technical field
The invention belongs to chemical catalysis fields, are related to a kind of chiral oxo spiral shell containing pyrroles or indoles and azacycloalkyl structure Ring Benzazole compounds and its raceme and preparation method.
Background technology
Oxo spiro indole class compound is a kind of important natural products mother nucleus structure [(a) Kitajima, M.; Nakamura,T.;Kogure,N.;Ogawa,M.;Mitsuno,Y.;Ono,K.;Yano,S.;Aimi,N.;Takayama, H.J.Nat.Prod.2006,69,715-718.(b)Zhao,Y.;Liu,L.;Sun,W.;Lu,J.;McEachern,D.;Li, X.;Yu,S.;Bernard,D.;Ochsenbein,P.;Ferey,V.;Carry,J.;Deschamps,J.R.;Sun,D.; Wang, S.J.Am.Chem.Soc.2013,135,7223-7234.], wherein it is tied by the parent nucleus to such natural products Structure is modified and improved compound has apparent antitumor activity, and related compound comes into clinicalⅰstage experiment And it is concerned [(a) Zhao, Y.;Aguilar,A.;Bernard,D.;Wang,S.J.Med.Chem.2015,58,1038- 1052.(b)Aguilar,A.;Lu,J.;Liu,L.;Du,D.;Bernard,D.;McEachern,D.;Przybranowski, S.;Li,X.;Luo,R.;Wen,B.;Sun,D.;Wang,H.;Wen,J.;Wang,G.;Zhai,Y.;Guo,M.;Yang,D.; Wang,S.J.Med.Chem.2017,60,2819-2839.].Therefore synthesis of chiral oxo spiro indole class compound and its disappear The research that body is important in organic synthesis field is revolved, meanwhile, develop and the physiological activity for studying such compound also has to pass Important role.
The carbon carbon that 3 are obtained by the reaction generally by isatin in advance for the synthetic method of chiral oxo spiro indole compound is double After key with the carboxylate of particular configuration [(a) Chen, X.-H.;Wei,Q.;Luo,S.-W.;Xiao,H.;Gong,L.- Z.J.Am.Chem.Soc.2009,131,13819-13825.(b)Awata,A.;Arai,T.Chem.Eur.J.2012,18, 8278-8282.], isocyanates (Meloche, J.L.;Ashfeld,B.L.Angew.Chem.,Int.Ed.2017,56, The substrate reactions such as 6604-6608.), are corresponded to the product of [3+2] or [4+1] cycloaddition.And carbon-carbon double bond is built at 3- Reaction includes Knoevenagel condensations (Demchuk, D.V.et al.Mendeleev Commun.2011,21 (4), 224- 225.) and Wittig reacts (Wittig, G;Haag, W.Chem.Ber.1955,88 (11), 1654-1666.) etc., such reaction There are complicated for operation, separation difficulties etc.;And the ylide reagent of phosphorus is unstable in Wittig reactions, will appear in product separation big Triphen oxygen phosphorus disturbing reaction product isolation and purification is measured, wastage of material, cost can be caused to increase in entire building-up process, reduced Combined coefficient.
In addition, for only similar reaction, Gong Liuzhu groups used chiral phosphoric acid as catalyst success in 2009 The method for realizing the oxo spiro indole compound similar to five-ring heterocycles, but the reaction is former with aldehyde using glycine derivative Position generates imines, then the fixation reaction pattern reacted with carbon-carbon double bond by imine intermediate so that the production that the reaction is synthesized Object is limited only to five-ring heterocycles, and three component reactions can undoubtedly increase the regulation and control difficulty of reaction, and it is anti-that these all limit this The application answered.
Chen,X.-H.;Wei,Q.;Luo,S.-W.;Xiao,H.;Gong,L.-Z.J.Am.Chem.Soc.2009,131, 13819-13825.
The isatin and the imines derivative obtained through tert-butyl glycinate that Takayoshi Arai groups build double bond using 3 Object reacts, and using nickel acetate as catalyst, using specific chiral imidazole phenol amine as ligand, has also obtained oxo spiro indole chemical combination Object.But the reaction is limited to the glycinate structure of substrate, is reacted with the isatin of modified and can only obtain five-ring heterocycles structure, this The case where aspect stays column group with Gong is similar, and this reaction needs metal catalytic, whole flow process very fine to the selection of ligand It needs to react under protection of argon gas, whole condition is harsh, is unfavorable for practical application.
Awata,A.;Arai,T.Chem.Eur.J.2012,18,8278-8282.
Brandon L.Ashfeld groups are reacted, in vinegar using the isatin after 3 diazotising with 2- styrene isocyanates Under sour rhodium catalysis, corresponding oxo spiro indole compound is obtained.But the reaction has the following problems:1) reaction yield is not high, And by-product is numerous;2) achirality synthesizes;3) rhodium used in is expensive, and anhydrous and oxygen-free is needed to operate.These all make this The application of reaction is difficult expansion.
Meloche,J.L.;Ashfeld,B.L.Angew.Chem.,Int.Ed.2017,56,6604-6608.
In conclusion only reporting [3+2] or [4 in the document case of synthesizing oxo spiro indole class compound at present + 1] use of the synthesis strategy of cycloaddition, CROSS REFERENCE is limited by reaction condition or substrate itself, and fails to obtain good Good enantioselectivity or there are diastereoisomers, reports a new class of by [5+1] or [6+1] or [7+1] herein Cycloaddition synthesizes the chiral oxo spiro indole class compound and its raceme of pyrroles or indoles and azacycloalkyl structure.
Invention content
The purpose of the present invention is to provide a kind of chiral oxo spiro indole containing pyrroles or indoles and azacycloalkyl structure Class compound and its raceme.
Another object of the present invention is to provide a kind of chiral oxos containing pyrroles or indoles and azacycloalkyl structure The preparation method of spiro indole class compound and its raceme.
Another object of the present invention is to provide a kind of chiral oxos containing pyrroles or indoles and azacycloalkyl structure The optical isomer of spiro indole class compound and its raceme, pharmaceutical salts or solvate.
Another object of the present invention is to provide the described chiral oxo loop coil containing pyrroles or indoles and azacycloalkyl structure Benzazole compounds and its raceme, optical isomer, pharmaceutical salts or solvate are being prepared for preventing or treating tumour Application in drug.
The above-mentioned purpose of the present invention is solved by following technical method:
A kind of novel chiral oxo spiro indole class compound and its racemization containing pyrroles or indoles and azacycloalkyl structure Body, which is characterized in that have following structure that formula, R/S- (3) are the raceme of the compound, R- (3) is the chiral photo-isomerisation of R configurations Body, S- (3) are the chiral isomer of S configurations:
Wherein:
Substituent R1Selected from hydrogen, carbon atom number be 1-10 alkyl, carbon atom number be 3-10 cycloalkylmethylene ,- COR4、-SO2R5, allyl, propargyl, carbon atom number be 6-14 aryl replace methylene, and with one or more The above-mentioned group of secondary substituent group;The secondary substituent group, R4And R5It is respectively selected from halogen, nitro, hydroxyl, carbon atom number 6- Alkoxy that alkyl that 14 aryl, carbon atom number are 1-10, carbon atom number are 1-10, trifluoromethyl;
Substituent R2For the substituted group of one or more hydrogen on aromatic rings, the group is selected from fluorine, chlorine, bromine, iodine, three Methyl fluoride, alkoxy that naphthenic base that alkyl that carbon atom number is 1-10, carbon atom number are 3-10, carbon atom number are 1-10, nitre The tool that the substituent group with furan structure that aryl that base, carbon atom number are 6-14, carbon atom number are 4-9, carbon atom number are 5-9 There is the substituent group of pyridine structure, the substituent group with thiophene-structure that carbon atom number is 4-9, and with one or more secondary The above-mentioned group of substituent group;The secondary substituent group is selected from halogen, trifluoromethyl, hydroxyl, nitro, and carbon atom number is 1-10's Alkyl, carbon atom number are the alkoxy of 1-10, and carbon atom number is the aryl of 6-14;
Substituent R3For the substituted group of one or more hydrogen on pyrrole ring, the group is selected from fluorine, chlorine, bromine, iodine, three Methyl fluoride, alkoxy that naphthenic base that alkyl that carbon atom number is 1-10, carbon atom number are 3-10, carbon atom number are 1-10, nitre The tool that the substituent group with furan structure that aryl that base, carbon atom number are 6-14, carbon atom number are 4-9, carbon atom number are 5-9 There is the substituent group of pyridine structure, the substituent group with thiophene-structure that carbon atom number is 4-9, and with one or more secondary The above-mentioned group of substituent group;The secondary substituent group is selected from halogen, trifluoromethyl, hydroxyl, nitro, and carbon atom number is 1-10's Alkyl, carbon atom number are the alkoxy of 1-10, and carbon atom number is the aryl of 6-14;
What the n in compound R/S- (3), R- (3), S- (3) was expressed as the alkylamino that N on pyrroles or indoles replaces contains carbon number Mesh is 1 or 2 or 3.
A kind of chiral oxo spiro indole class compound and its racemization containing pyrroles or indoles and azacycloalkyl structure Pyrroles or indoles (2) of the isatin (1) with the substitution of N- alkylaminos after the preparation method of body, N-substituted isatin or phenyl ring substitution As reaction substrate, using chiral phosphoric acid or its enantiomter or its raceme as catalyst, in solvent and additive ring It in border, is directly prepared via one step of catalysis [m+1] cycloaddition approach, wherein m is 5 or 6 or 7;
Its reaction equation is as follows:
Wherein:
Substituent R1Selected from hydrogen, carbon atom number be 1-10 alkyl, carbon atom number be 3-10 cycloalkylmethylene ,- COR4、-SO2R5, allyl, propargyl, carbon atom number be 6-14 aryl replace methylene, and with one or more The above-mentioned group of secondary substituent group;The secondary substituent group, R4And R5It is respectively selected from halogen, nitro, hydroxyl, carbon atom number 6- Alkoxy that alkyl that 14 aryl, carbon atom number are 1-10, carbon atom number are 1-10, trifluoromethyl;
Substituent R2For the substituted group of one or more hydrogen on aromatic rings, the group is selected from fluorine, chlorine, bromine, iodine, three Methyl fluoride, alkoxy that naphthenic base that alkyl that carbon atom number is 1-10, carbon atom number are 3-10, carbon atom number are 1-10, nitre The tool that the substituent group with furan structure that aryl that base, carbon atom number are 6-14, carbon atom number are 4-9, carbon atom number are 5-9 There is the substituent group of pyridine structure, the substituent group with thiophene-structure that carbon atom number is 4-9, and with one or more secondary The above-mentioned group of substituent group;The secondary substituent group is selected from halogen, trifluoromethyl, hydroxyl, nitro, and carbon atom number is 1-10's Alkyl, carbon atom number are the alkoxy of 1-10, and carbon atom number is the aryl of 6-14;
Substituent R3For the substituted group of one or more hydrogen on pyrrole ring, the group is selected from fluorine, chlorine, bromine, iodine, three Methyl fluoride, alkoxy that naphthenic base that alkyl that carbon atom number is 1-10, carbon atom number are 3-10, carbon atom number are 1-10, nitre The tool that the substituent group with furan structure that aryl that base, carbon atom number are 6-14, carbon atom number are 4-9, carbon atom number are 5-9 There is the substituent group of pyridine structure, the substituent group with thiophene-structure that carbon atom number is 4-9, and with one or more secondary The above-mentioned group of substituent group;The secondary substituent group is selected from halogen, trifluoromethyl, hydroxyl, nitro, and carbon atom number is 1-10's Alkyl, carbon atom number are the alkoxy of 1-10, and carbon atom number is the aryl of 6-14;
What the n in compound R/S- (3), R- (3), S- (3) was expressed as the alkylamino that N on pyrroles or indoles replaces contains carbon number Mesh is 1 or 2 or 3.
Preferably, the chiral phosphoric acid or its enantiomter or its raceme are organic molecule phosphoric acid, the hand Property phosphoric acid is respectively:(I) dinaphthalene skeleton chiral phosphoric acid, (II) octahydro dinaphthalene skeleton chiral phosphoric acid, it is chiral that (III) joins phenanthrol skeleton Phosphoric acid, (IV) loop coil diphenols chiral phosphoric acid, (V) have the chiral phosphoric acid of class TADDOL skeletons, (VI) binaphthalene amine chiral The chirality that phosphoric acid, (VII) biphenyl class chiral phosphoric acid, (VIII) N- trifyl phosphamides, and (IX) ehter bond are connected is double Phosphoric acid, (X) duplex naphthalene phosphoric acid;
Structural formula difference is as follows:
The wherein described substituent R is selected from following group range:Fluorine, chlorine, bromine, iodine, trifluoromethyl, carbon atom number are 6-14's Aryl, trifyl, trimethyl silicon substrate, triethyl group silicon substrate, triphenyl silicon substrate, hydroxyl, nitro, acetenyl, carbon atom number For the alkyl of 1-10, carbon atom number be 3-10 naphthenic base, carbon atom number be 4-10 heterocycle, carbon atom number be 1-10 alkane Oxygroup, and the above-mentioned group with one or more secondary substituent groups;The secondary substituent group is selected from the alkane of carbon atom number 1-6 The aryl of base or carbon atom number 6-14, carbon atom number are the naphthenic base of 3-10, carbon atom number is 1-10 alkoxy, halogen, three Methyl fluoride, nitro;
Substituent R ' selected from fluorine, chlorine, bromine, iodine, trifluoromethyl, hydroxyl, the alkyl or carbon atom number that carbon atom number is 1-12 The aryl of 6-10, the heterocycle that carbon atom number is 4-10, and the above-mentioned group with one or more secondary substituent groups;It is described It is the naphthenic base of 3-10, carbon that secondary substituent group, which is selected from the alkyl of carbon atom number 1-6 or the aryl of carbon atom number 6-14, carbon atom number, Atomicity is alkoxy, halogen, trifluoromethyl, nitro, the hydroxyl of 1-10;
Substituent R " is selected from methyl, trifluoromethyl, azo group, trifyl ,-CH2R6、-CHR6R7Carbon atom number is The heterocycle that alkynyl that the alkenyl of 2-4, carbon atom number are 2-4, the aryl of carbon atom number 6-10, carbon atom number are 4-10, and Above-mentioned group with one or more secondary substituent groups;The secondary substituent group is selected from the alkyl or carbon original of carbon atom number 1-6 The aryl of subnumber 6-14, alkoxy, halogen, trifluoromethyl, nitro, the hydroxyl that carbon atom number is 1-10;The R6It is derived from carbon original The aryl and carbon atom number of subnumber 6-14 is the heterocycle of 4-10;The R7It is derived from amino, methylamino;
Preferably, the chiral oxo spiro indole class compound containing pyrroles or indoles and azacycloalkyl structure and its disappear The preparation method for revolving body, includes the following steps:
Isatin (1) after the isatin of N- substitutions or phenyl ring substitution and the pyrroles of N- alkylaminos substitution or mixing for indoles (2) It closes in solution, chiral phosphoric acid or its enantiomter or its raceme and additive is added;0 is reacted under the conditions of 0~50 DEG C ~48 hours, you can generate chiral spiro oxidized indole compounds and its raceme respectively;
The pyrroles's or indoles (2) of the isatin of wherein N- substitutions or isatin (1) and the substitution of N- alkylaminos after phenyl ring substitution Molar ratio is 1:1~5, catalyst amount be N- substitution isatin or phenyl ring substitution after isatin (1) substance amount 1%~ 20%.
Preferably, the additive isOrMolecular sieve, cyclodextrin, inorganic acid, inorganic base or organic amine and its One or more of derivative.
Preferably, the solvent is dichloromethane, monochloro methane, chloroform, carbon tetrachloride, dichloroethanes, tetrahydrochysene furan It mutters, ether, ethyl acetate, toluene, benzene, dimethylbenzene, ethylene glycol, polyethylene glycol, glycol dimethyl ether, glycol monoethyl ether, first Base tertbutyl ether, methanol, ethyl alcohol, isopropanol, the tert-butyl alcohol, dimethyl sulfoxide (DMSO), N,N-dimethylformamide, N, N- dimethylacetamides The mixture of one or more of amine, or in which one or more and the mixed solutions of water.
A kind of chiral oxo spiro indole class compound and its racemization containing pyrroles or indoles and azacycloalkyl structure Optical isomer, pharmaceutical salts or the solvate of body.
Preferably, the pharmaceutical salts are the salt with acid-addition salts or with alkali formation;The solvate is hydrate or packet Containing other recrystallisation solvents.
Preferably, it is described with acid-addition salts include hydrochloride, sulfate, phosphate, hydrobromate, acetate, oxalates, Sal limonis, gluconate, succinate, tartrate, tosilate, mesylate, benzoate, lactate and horse Carry out hydrochlorate;The salt formed with alkali includes lithium salts, sodium salt, sylvite, calcium salt, magnesium salts, diethanolamine salt, choline salt or alkyl phenyl amine Salt.
A kind of chiral oxo spiro indole class compound and its racemization containing pyrroles or indoles and azacycloalkyl structure Body, optical isomer, pharmaceutical salts or solvate are being prepared for preventing or treating the application in the drug of tumour.
Compared with prior art, the present invention has the advantages that:
Method provided by the present invention will realize the method for [5+1] or [6+1] or [7+1] cycloaddition and use chiral phosphorus Acid realizes that asymmetric syntheses obtains 3', 4'- bis- for the first time using unmodified isatin only by single step reaction as catalyst Hydrogen -2'H- spiral shells [indoline -3,1'- pyrrolo- [1,2-a] pyrazine] -2- ketone compounds, the reaction can extend to bigger The cycloaddition process of member ring systems.
So far, the relevant report that there are no synthesis the type compound, the invention reside in developed a kind of novel contain The chiral oxo spiro indole class compound and its raceme and its synthetic method of pyrroles or indoles and azacycloalkyl structure, simultaneously The biological activity test (being shown in Table 4 activity datas) of anti-tumor aspect has been carried out to such obtained compound, and has been had The lead compound of fine physiological activity.
Specific implementation mode
The present invention can be explained further and illustrate in conjunction with following specific examples, but specific embodiment is not to the present invention There is any type of restriction.Test method without specific conditions in lower example embodiment, usually according to this field normal condition Or the condition suggested according to manufacturer.Any unsubstantiality that those skilled in the art is done on the basis of the present invention Variation and replacement belong to scope of the present invention.
Embodiment 1:(-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] pyrroles Piperazine] -2- ketone synthesis:
The structural formula of this is as follows:
To the dichloromethane solution of 2- (1H- pyrroles -1- bases) ethamine (0.24mmol) and N- benzyls isatin (0.2mmol) In (2mL), be added chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Reaction solution It directly purifies to obtain target product (-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrroles by column chromatography And [1,2-a] pyrazine] -2- ketone:55.7mg yield:85%, enantiomeric excess value (ee values):88%, yellow solid, [α]25 D =-82.13 (c=0.88, CH2Cl2), mp:119-121℃;1H NMR(400MHz,CDCl3)δ7.38–7.30(m,4H), 7.30-7.26 (m, 2H), 7.22 (td, J=7.8,1.3Hz, 1H), 7.03 (td, J=7.5,1.0Hz, 1H), 6.75 (d, J= 7.8Hz, 1H), 6.69 (dd, J=2.7,1.7Hz, 1H), 6.13 (dd, J=3.6,2.7Hz, 1H), 5.53 (dd, J=3.6, 1.6Hz, 1H), 5.04 (d, J=15.7Hz, 1H), 4.77 (d, J=15.7Hz, 1H), 4.30 (ddd, J=13.0,8.8, 4.6Hz, 1H), 4.24-4.12 (m, 2H), 3.33 (dt, J=12.8,4.1Hz, 1H)13C NMR(101MHz,CDCl3)δ 177.6,142.6,135.9,133.2,129.3,128.8,127.7,127.2,125.6,124.6,123.3,120.3, 109.3,108.1,104.6,61.3,45.2,43.6,39.4.HRMS(ESI)calculated for C21H19N3O[M+H]+: 330.1601,found:330.1597.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), n-hexane/ Isopropanol=90/10,1.0mL/min, λ=254nm, tR(major)=22.70min, tR(minor)=27.98min.
Embodiment 2:(-) -1- methyl -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] pyrroles Piperazine] -2- ketone synthesis:
This molecular structure is as follows:
To the dichloromethane solution of 2- (1H- pyrroles -1- bases) ethamine (0.24mmol) and N-methyl-isatin (0.2mmol) In (2mL), be added chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Reaction solution It directly purifies to obtain target product (-) -1- methyl -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrroles by column chromatography And [1,2-a] pyrazine] -2- ketone, yellow solid, 34.3mg, yield:68%, enantiomeric excess value (ee values):68%, [α]25 D =-89.52 (c=0.83, CH2Cl2), mp:122.7-125.4℃.[α]25 D=-89.52 (c=0.83, CH2Cl2).1HNMR (400MHz,CDCl3) δ 7.33 (tt, J=7.7,1.0Hz, 1H), 7.24 (s, 1H), 7.05 (t, J=7.5Hz, 1H), 6.86 (d, J=7.8Hz, 1H), 6.64 (t, J=2.2Hz, 1H), 6.07 (t, J=3.2Hz, 1H), 5.47 (dd, J=3.7,1.6Hz, 1H), 4.20 (dtd, J=11.3,8.0,7.1,4.2Hz, 1H), 4.12 (dt, J=8.5,3.8Hz, 2H), 3.26 (dt, J= 12.7,4.1Hz,1H),3.19(s,3H).13C NMR(101MHz,CDCl3)δ177.4,143.5,133.0,129.4,125.4, 124.6,123.2,120.3,108.2,108.0,104.6,61.2,45.1,39.2,26.3.HRMS(ESI)calculated for C15H15N3O[M+H]+:254.1288,found:254.1276.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), mobile phase is just Hexane/isopropyl alcohol=90/10, flow velocity 1.0mL/min, absorbing wavelength λ=254nm, retention time tR(major)= 22.25min retention time tR(minor)=32.80min.
Embodiment 3:(-) -1- isopropyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] pyrroles Piperazine] -2- ketone synthesis:
This molecular structure is as follows:
To the dichloromethane solution of 2- (1H- pyrroles -1- bases) ethamine (0.24mmol) and N- isopropyls isatin (0.2mmol) In (2mL), be added chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Reaction solution It directly purifies to obtain target product (-) -1- isopropyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrroles by column chromatography Cough up simultaneously [1,2-a] pyrazine] -2- ketone, yellow solid, 54.2mg, yield:97%, enantiomeric excess value (ee values):74%, [α]25 D =-80.15 (c=0.85, CH2Cl2), mp:144-147℃.[α]25 D=-80.15 (c=0.85, CH2Cl2).1H NMR (400MHz,CDCl3) δ 7.34-7.29 (m, 1H), 7.27 (s, 1H), 7.05 (d, J=7.8Hz, 2H), 6.69-6.60 (m, 1H), 6.09 (t, J=3.2Hz, 1H), 5.48 (dd, J=3.7,1.7Hz, 1H), 4.58 (p, J=7.0Hz, 1H), 4.21 (td, J=8.5,4.7Hz, 1H), 4.18-4.08 (m, 2H), 3.30 (dt, J=12.3,4.2Hz, 1H), 1.52 (dd, J=7.0, 1.6Hz,6H).13C NMR(101MHz,CDCl3)δ177.2,142.1,133.8,129.0,125.8,124.8,122.7, 120.1,109.8,108.0,104.2,61.0,45.2,43.8,39.5,19.3,19.2.HRMS(ESI)calculated for C17H19N3O[M+H]+:282.1601,found:282.1594.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), mobile phase is just Hexane/isopropyl alcohol=90/10, flow velocity 1.0mL/min, absorbing wavelength λ=254nm, retention time tR(major)= 11.72min retention time tR(minor)=18.66min.
Embodiment 4:(-) -1- benzyls -1', 5', 6', 7'- tetrahydrochysene spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] [1, 4] diaza] -2- ketone synthesis:
This molecular structure is as follows:
To in the dichloromethane solution (2mL) of N- Propylaminos pyrroles (0.24mmol) and N- benzyls isatin (0.2mmol), add Chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Reaction solution directly passes through column Chromatographic purifying obtains (-) -1- benzyls -1', 5', 6', 7'- tetrahydrochysene spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] [1,4] two Azepine] -2- ketone, yellow oily, yield 69%, enantiomeric excess value (ee values):23%, [α]25 D=-49.6 (c=0.96, CH2Cl2),1H NMR(400MHz,CDCl3) δ 7.45 (dd, J=7.4,1.2Hz, 1H), 7.34-7.21 (m, 6H), 7.10 (td, J=7.6,1.1Hz, 1H), 6.72 (d, J=7.8Hz, 1H), 6.66 (t, J=2.3Hz, 1H), 5.91 (dd, J=3.7, 2.7Hz, 1H), 5.53 (dd, J=3.7,1.9Hz, 1H), 5.12 (ddd, J=13.8,10.6,3.3Hz, 1H), 4.87 (d, J= 4.2Hz, 2H), 4.21-4.11 (m, 1H), 3.91 (ddd, J=13.5,9.3,3.9Hz, 1H), 3.17 (dt, J=13.9, 4.5Hz,1H),2.18–2.06(m,2H).13C NMR(101MHz,CDCl3)δ175.3,142.0,135.7,132.7,131.0, 129.1,128.8,127.5,127.0,125.0,124.9,122.9,110.8,109.3,105.6,64.3,49.9,43.7, 43.4,31.8,29.7.HRMS(ESI)calculated forC22H21N3O[M+H]+:344.1757,found:344.1747.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), mobile phase is just Hexane/isopropyl alcohol=90/10, flow velocity 1.0mL/min, absorbing wavelength λ=254nm, retention time tR(major)= 15.67min retention time tR(minor)=18.00min.
Embodiment 5:(-) -1- benzyls -5- fluoro- 3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] Pyrazine] -2- ketone synthesis:
This molecular structure is as follows:
To the dichloromethane of 2- (1H- pyrroles -1- bases) ethamine (0.24mmol) and N- benzyl -5- fluoro indigo reds (0.2mmol) In solution (2mL), be added chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Instead Liquid is answered directly to purify to obtain target product (-) -1- benzyls -5- fluoro- 3', 4'- dihydro -2'H- spiral shell [indoline-by column chromatography 3,1'- pyrrolo-es [1,2-a] pyrazine] -2- ketone synthesis, yellow oily liquid, 55mg, yield:79%, enantiomeric excess value (ee values):61%, [α]25 D=-64.8 (c=0.96, CH2Cl2)。[α]25 D=-80.15 (c=0.85, CH2Cl2).1H NMR (400MHz,CDCl3) δ 7.40-7.29 (m, 5H), 7.05 (dd, J=7.7,2.6Hz, 1H), 6.91 (td, J=8.8,2.7Hz, 1H), 6.70 (dd, J=2.7,1.7Hz, 1H), 6.67 (dd, J=8.6,4.1Hz, 1H), 6.14 (dd, J=3.6,2.7Hz, 1H), 5.55 (dd, J=3.6,1.6Hz, 1H), 5.03 (d, J=15.7Hz, 1H), 4.75 (d, J=15.7Hz, 1H), 4.26 (ddd, J=12.8,8.6,4.5Hz, 1H), 4.21-4.13 (m, 2H), 3.31 (dt, J=12.7,4.2Hz, 1H)13C NMR (101MHz,CDCl3)δ160.7,158.3,138.4,138.4,135.5,134.8,134.8,128.9,127.8,127.2, 124.9,120.5,115.7,115.5,112.9,112.7,109.9,109.9,108.2,104.7,61.6,61.5,45.1, 43.8,39.5.19F NMR(377MHz,CDCl3)δ-119.5.HRMS(ESI)calculated for C21H18FN3O[M+H]+: 348.1507,found:348.1506.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), mobile phase is just Hexane/isopropyl alcohol=88/12, flow velocity 1.0mL/min, absorbing wavelength λ=254nm, retention time tR(major)= 16.24min retention time tR(minor)=19.73min.
Embodiment 6:(-) -1- benzyls -3', 4'- dihydro -2'H- spiral shells [indoline -3,1'- piperazines simultaneously [1,2-a] Yin Diindyl] -2- ketone synthesis:
The structural formula of this is as follows:
To the dichloromethane solution of N- (1H- indoles -1- bases) ethamine (0.24mmol) and N- benzyls isatin (0.2mmol) In (2mL), be added chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Reaction solution It directly purifies to obtain target product (-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- piperazines by column chromatography And [1,2-a] indoles] -2- ketone:55.1mg yield:73%, enantiomeric excess value (ee values):80%, yellow oily liquid, [α ]25 D=-90.05 (c=0.82, CH2Cl2);1H NMR(400MHz,CDCl3) δ 7.52 (d, J=7.8Hz, 1H), 7.44-7.35 (m, 5H), 7.35-7.24 (m, 4H), 7.17-7.11 (m, 1H), 7.09-7.03 (m, 1H), 6.83 (d, J=7.7Hz, 1H), 5.92 (s, 1H), 5.07 (d, J=15.6Hz, 1H), 4.81 (d, J=15.6Hz, 1H), 4.47 (ddd, J=13.3,9.5, 4.3Hz, 1H), 4.39 (dt, J=11.4,3.9Hz, 1H), 4.25-4.12 (m, 1H), 3.46 (ddd, J=12.9,4.6, 3.5Hz,1H).13C NMR(101MHz,CDCl3)δ176.9,142.7,136.7,135.7,133.2,132.7,129.6, 128.9,127.7,127.3,124.9,123.4,121.5,120.6,120.2,109.4,109.1,98.3,61.5,43.7, 42.2,38.8.HRMS(ESI)calculated for C25H21N3O[M+H]+:380.1757,found:380.1745.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), n-hexane/ Isopropanol=87/13,1.0mL/min, λ=254nm, tR(major)=22.65min, tR(minor)=30.59min.
Embodiment 7:(-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] pyrroles Piperazine] -2- ketone synthesis:
The structural formula of this is as follows:
To in the ether (2mL) of 2- (1H- pyrroles -1- bases) ethamine (0.24mmol) and N- benzyls isatin (0.2mmol), add Chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Reaction solution directly passes through column Chromatographic purifying obtains target product (-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] Pyrazine] -2- ketone:45.9mg yield:70%, enantiomeric excess value (ee values):78%, yellow solid;1HNMR(400MHz, CDCl3) δ 7.38-7.30 (m, 4H), 7.30-7.26 (m, 2H), 7.22 (td, J=7.8,1.3Hz, 1H), 7.03 (td, J= 7.5,1.0Hz, 1H), 6.75 (d, J=7.8Hz, 1H), 6.69 (dd, J=2.7,1.7Hz, 1H), 6.13 (dd, J=3.6, 2.7Hz, 1H), 5.53 (dd, J=3.6,1.6Hz, 1H), 5.04 (d, J=15.7Hz, 1H), 4.77 (d, J=15.7Hz, 1H), 4.30 (ddd, J=13.0,8.8,4.6Hz, 1H), 4.24-4.12 (m, 2H), 3.33 (dt, J=12.8,4.1Hz, 1H)13C NMR(101MHz,CDCl3)δ177.6,142.6,135.9,133.2,129.3,128.8,127.7,127.2,125.6, 124.6,123.3,120.3,109.3,108.1,104.6,61.3,45.2,43.6,39.4.HRMS(ESI)calculated for C21H19N3O[M+H]+:330.1601,found:330.1597.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), n-hexane/ Isopropanol=90/10,1.0mL/min, λ=254nm, tR(major)=22.70min, tR(minor)=27.98min.
Embodiment 8:(-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] pyrroles Piperazine] -2- ketone synthesis:
The structural formula of this is as follows:
To in the toluene (2mL) of 2- (1H- pyrroles -1- bases) ethamine (0.24mmol) and N- benzyls isatin (0.2mmol), add Chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Reaction solution directly passes through column Chromatographic purifying obtains target product (-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] Pyrazine] -2- ketone:52.4mg yield:80%, enantiomeric excess value (ee values):80%, yellow solid;1HNMR(400MHz, CDCl3) δ 7.38-7.30 (m, 4H), 7.30-7.26 (m, 2H), 7.22 (td, J=7.8,1.3Hz, 1H), 7.03 (td, J= 7.5,1.0Hz, 1H), 6.75 (d, J=7.8Hz, 1H), 6.69 (dd, J=2.7,1.7Hz, 1H), 6.13 (dd, J=3.6, 2.7Hz, 1H), 5.53 (dd, J=3.6,1.6Hz, 1H), 5.04 (d, J=15.7Hz, 1H), 4.77 (d, J=15.7Hz, 1H), 4.30 (ddd, J=13.0,8.8,4.6Hz, 1H), 4.24-4.12 (m, 2H), 3.33 (dt, J=12.8,4.1Hz, 1H)13C NMR(101MHz,CDCl3)δ177.6,142.6,135.9,133.2,129.3,128.8,127.7,127.2,125.6, 124.6,123.3,120.3,109.3,108.1,104.6,61.3,45.2,43.6,39.4.HRMS(ESI)calculated for C21H19N3O[M+H]+:330.1601,found:330.1597.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), n-hexane/ Isopropanol=90/10,1.0mL/min, λ=254nm, tR(major)=22.70min, tR(minor)=27.98min.
Embodiment 9:(-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] pyrroles Piperazine] -2- ketone synthesis:
The structural formula of this is as follows:
To the 1,2- dichloroethanes of 2- (1H- pyrroles -1- bases) ethamine (0.24mmol) and N- benzyls isatin (0.2mmol) In (2mL), be added chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Reaction solution It directly purifies to obtain target product (-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrroles by column chromatography And [1,2-a] pyrazine] -2- ketone:51.1mg yield:78%, enantiomeric excess value (ee values):75%, yellow solid;1H NMR (400MHz,CDCl3) δ 7.38-7.30 (m, 4H), 7.30-7.26 (m, 2H), 7.22 (td, J=7.8,1.3Hz, 1H), 7.03 (td, J=7.5,1.0Hz, 1H), 6.75 (d, J=7.8Hz, 1H), 6.69 (dd, J=2.7,1.7Hz, 1H), 6.13 (dd, J= 3.6,2.7Hz, 1H), 5.53 (dd, J=3.6,1.6Hz, 1H), 5.04 (d, J=15.7Hz, 1H), 4.77 (d, J=15.7Hz, 1H), 4.30 (ddd, J=13.0,8.8,4.6Hz, 1H), 4.24-4.12 (m, 2H), 3.33 (dt, J=12.8,4.1Hz, 1H) .13C NMR(101MHz,CDCl3)δ177.6,142.6,135.9,133.2,129.3,128.8,127.7,127.2,125.6, 124.6,123.3,120.3,109.3,108.1,104.6,61.3,45.2,43.6,39.4.HRMS(ESI)calculated for C21H19N3O[M+H]+:330.1601,found:330.1597.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), n-hexane/ Isopropanol=90/10,1.0mL/min, λ=254nm, tR(major)=22.70min, tR(minor)=27.98min.
Embodiment 10:(-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] pyrroles Piperazine] -2- ketone synthesis:
The structural formula of this is as follows:
To the tetrahydrofuran (2mL) of 2- (1H- pyrroles -1- bases) ethamine (0.24mmol) and N- benzyls isatin (0.2mmol) In, be added chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Reaction solution is direct It purifies to obtain target product (-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es by column chromatography [1,2-a] pyrazine] -2- ketone:49.1mg yield:75%, enantiomeric excess value (ee values):79%, yellow solid;1H NMR (400MHz,CDCl3) δ 7.38-7.30 (m, 4H), 7.30-7.26 (m, 2H), 7.22 (td, J=7.8,1.3Hz, 1H), 7.03 (td, J=7.5,1.0Hz, 1H), 6.75 (d, J=7.8Hz, 1H), 6.69 (dd, J=2.7,1.7Hz, 1H), 6.13 (dd, J= 3.6,2.7Hz, 1H), 5.53 (dd, J=3.6,1.6Hz, 1H), 5.04 (d, J=15.7Hz, 1H), 4.77 (d, J=15.7Hz, 1H), 4.30 (ddd, J=13.0,8.8,4.6Hz, 1H), 4.24-4.12 (m, 2H), 3.33 (dt, J=12.8,4.1Hz, 1H) .13C NMR(101MHz,CDCl3)δ177.6,142.6,135.9,133.2,129.3,128.8,127.7,127.2,125.6, 124.6,123.3,120.3,109.3,108.1,104.6,61.3,45.2,43.6,39.4.HRMS(ESI)calculated for C21H19N3O[M+H]+:330.1601,found:330.1597.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), n-hexane/ Isopropanol=90/10,1.0mL/min, λ=254nm, tR(major)=22.70min, tR(minor)=27.98min.
Embodiment 11:(-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es [1,2-a] pyrroles Piperazine] -2- ketone synthesis:
The structural formula of this is as follows:
To the chloroform (2mL) of 2- (1H- pyrroles -1- bases) ethamine (0.24mmol) and N- benzyls isatin (0.2mmol) In, be added chiral phosphoric acid catalyst IV -12 (10mol%) andMolecular sieve reacts overnight at 25 DEG C.Reaction solution is direct It purifies to obtain target product (-) -1- benzyls -3', 4'- dihydro -2'H- spiral shell [indoline -3,1'- pyrrolo-es by column chromatography [1,2-a] pyrazine] -2- ketone:55.7mg yield:85%, enantiomeric excess value (ee values):83%, yellow solid;1H NMR (400MHz,CDCl3) δ 7.38-7.30 (m, 4H), 7.30-7.26 (m, 2H), 7.22 (td, J=7.8,1.3Hz, 1H), 7.03 (td, J=7.5,1.0Hz, 1H), 6.75 (d, J=7.8Hz, 1H), 6.69 (dd, J=2.7,1.7Hz, 1H), 6.13 (dd, J= 3.6,2.7Hz, 1H), 5.53 (dd, J=3.6,1.6Hz, 1H), 5.04 (d, J=15.7Hz, 1H), 4.77 (d, J=15.7Hz, 1H), 4.30 (ddd, J=13.0,8.8,4.6Hz, 1H), 4.24-4.12 (m, 2H), 3.33 (dt, J=12.8,4.1Hz, 1H) .13C NMR(101MHz,CDCl3)δ177.6,142.6,135.9,133.2,129.3,128.8,127.7,127.2,125.6, 124.6,123.3,120.3,109.3,108.1,104.6,61.3,45.2,43.6,39.4.HRMS(ESI)calculated for C21H19N3O[M+H]+:330.1601,found:330.1597.
Enantiomeric excess value (ee values) is measured by the following conditions:Daicel Chiralpak OD-H (25cm), n-hexane/ Isopropanol=90/10,1.0mL/min, λ=254nm, tR(major)=22.70min, tR(minor)=27.98min.
Embodiment 13~30
With reference to the preparation method of embodiment 1, the present invention also prepares part asymmetric syntheses product, structure, yield and Enantiomeric excess Value DataaAs shown in table 1:
Table 1
a1 (0.2mmol), 2 (1.2equiv), IV -12 (10mol%) andMS, DCM (2mL), 25 DEG C, overnight。
Embodiment 31
The present embodiment is synthesized, the catalyst of use is as shown in table 2, obtains with reference to the processing step and condition of embodiment 1 It is as shown in table 3 to obtain product, yield and ee values.
Table 2
Table 3
Show that the method provided through the invention can simple, efficient synthesis of chiral oxo by the example of above-mentioned offer Spiro indole class compound and its raceme, this method have at low cost, easy to operate, mild condition, be swift in response, yield and Enantioselectivity high advantage when asymmetry catalysis.
Experimental example 1:Anti tumor activity in vitro is tested
Chirality oxo spiro indole class compound of the present invention or its raceme are as preparation treating cancer medicinal usage Pharmacological research.The compound of all tests is prepared into hydrochloride form before the test, with clinically common antineoplastic Object-cis-platinum is as positive control medicine.
Liver cancer cell lines (HepG2), Human Laryngeal Cancer Cell (Hep-2), breast cancer cell line (MCF-7), gastric cancer are selected respectively Cell line (BGC-823), colon carcinoma cell line (HCT-8), cervical cancer tumer line (Hela), prostate cancer cell line (PC-3) etc. Cell line is tested using mtt assay.The specific method is as follows:The good, cell in exponential phase by growth conditions respectively Strain is with 5 × 104The concentration of a/mL is inoculated in 96 orifice plates, and 160 μ L are inoculated with per hole, and 96 orifice plates are then placed in 37 DEG C, contain 5%CO2 Incubator in cultivate 24 hours, abandon old liquid, change fresh medium, the oxoquinoline derivatives of sterilization treatment are added, continue to train After supporting 48 hours, culture solution is discarded, adds RPMI-1640 culture solutions of the 20uL containing 5mg/mLMTT per hole, continues culture 4 hours, it is small After the heart removes supernatant, the DMSO of 200 μ L is added per hole, oscillation about 10min dissolving precipitations then detect OD values, wave with microplate reader Long 490nm.The cell survival rate under each sample concentration is found out with following formula:Survival rate %=sample sets mean OD value/control group Mean OD value × 100%.It is mapped to drug concentration logarithm with cell survival rate, the IC of each sample is found out by graphing method50Value, knot Fruit is shown in Table 4.
Oxo spiro indole analog derivative extracorporeal anti-tumor result (IC of the present invention50,μMa,b,c)
Table 4
a IC50Value indicates to inhibit the 50% required drug concentration of growth of tumour cell.
bTumor cell line includes liver cancer cell lines (HepG2), human laryngeal cancer cell line (Hep-2), breast cancer cell line (MCF-7), gastric carcinoma cell lines (BGC-823), colon carcinoma cell line (HCT-8), cervical cancer tumer line (Hela), prostate cancer is thin Born of the same parents are (PC-3).
cEach numerical value represents the average value of parallel test result three times in table.

Claims (10)

1. a kind of novel chiral oxo spiro indole class compound and its raceme containing pyrroles or indoles and azacycloalkyl structure, It is characterized in that, have following structure formula,R/S(3) it is the raceme of the compound,R(3) it isRThe chiral isomer of configuration,S(3) it isSThe chiral isomer of configuration
Wherein:
Substituent R1Selected from hydrogen, carbon atom number be 1-10 alkyl, carbon atom number be 3-10 cycloalkylmethylene ,-COR4、- SO2R5, the methylene that replaces of allyl, propargyl, the aryl that carbon atom number is 6-14, and taken with one or more secondary The above-mentioned group of Dai Ji;The secondary substituent group, R4And R5It is respectively selected from halogen, nitro, hydroxyl, the virtue that carbon atom number is 6-14 Alkoxy that alkyl that base, carbon atom number are 1-10, carbon atom number are 1-10, trifluoromethyl;
Substituent R2For the substituted group of one or more hydrogen on aromatic rings, the group is selected from fluorine, chlorine, bromine, iodine, fluoroform Base, alkoxy that naphthenic base that alkyl that carbon atom number is 1-10, carbon atom number are 3-10, carbon atom number are 1-10, nitro, carbon The substituent group with furan structure that aryl that atomicity is 6-14, carbon atom number are 4-9, carbon atom number are 5-9 with pyrrole The substituent group of pyridine structure, the substituent group with thiophene-structure that carbon atom number is 4-9, and with one or more secondary substitutions The above-mentioned group of base;The secondary substituent group is selected from halogen, trifluoromethyl, hydroxyl, nitro, and carbon atom number is the alkane of 1-10 Base, carbon atom number are the alkoxy of 1-10, and carbon atom number is the aryl of 6-14;
Substituent R3For the substituted group of one or more hydrogen on pyrrole ring, the group is selected from fluorine, chlorine, bromine, iodine, fluoroform Base, alkoxy that naphthenic base that alkyl that carbon atom number is 1-10, carbon atom number are 3-10, carbon atom number are 1-10, nitro, carbon The substituent group with furan structure that aryl that atomicity is 6-14, carbon atom number are 4-9, carbon atom number are 5-9 with pyrrole The substituent group of pyridine structure, the substituent group with thiophene-structure that carbon atom number is 4-9, and with one or more secondary substitutions The above-mentioned group of base;The secondary substituent group is selected from halogen, trifluoromethyl, hydroxyl, nitro, and carbon atom number is the alkane of 1-10 Base, carbon atom number are the alkoxy of 1-10, and carbon atom number is the aryl of 6-14;
CompoundR/S-(3)、R-(3)、S(3) what the n in was expressed as the alkylamino that N on pyrroles or indoles replaces contains carbon number, It is 1 or 2 or 3.
2. a kind of chiral oxo spiro indole class compound containing pyrroles or indoles and azacycloalkyl structure described in claim 1 and The preparation method of its raceme, which is characterized in that
WithNIsatin after isatin or the phenyl ring substitution of substitution(1)WithNThe pyrroles of alkylamino substitution or indoles(2)As reaction Substrate, using chiral phosphoric acid or its enantiomter or its raceme as catalyst, in solvent and additive environment, via One step of catalysis [m+1] cycloaddition approach is directly prepared, and wherein m is 5 or 6 or 7;
Its reaction equation is as follows:
Wherein:
Substituent R1Selected from hydrogen, carbon atom number be 1-10 alkyl, carbon atom number be 3-10 cycloalkylmethylene ,-COR4、- SO2R5, the methylene that replaces of allyl, propargyl, the aryl that carbon atom number is 6-14, and taken with one or more secondary The above-mentioned group of Dai Ji;The secondary substituent group, R4And R5It is respectively selected from halogen, nitro, hydroxyl, the virtue that carbon atom number is 6-14 Alkoxy that alkyl that base, carbon atom number are 1-10, carbon atom number are 1-10, trifluoromethyl;
Substituent R2For the substituted group of one or more hydrogen on aromatic rings, the group is selected from fluorine, chlorine, bromine, iodine, fluoroform Base, alkoxy that naphthenic base that alkyl that carbon atom number is 1-10, carbon atom number are 3-10, carbon atom number are 1-10, nitro, carbon The substituent group with furan structure that aryl that atomicity is 6-14, carbon atom number are 4-9, carbon atom number are 5-9 with pyrrole The substituent group of pyridine structure, the substituent group with thiophene-structure that carbon atom number is 4-9, and with one or more secondary substitutions The above-mentioned group of base;The secondary substituent group is selected from halogen, trifluoromethyl, hydroxyl, nitro, and carbon atom number is the alkane of 1-10 Base, carbon atom number are the alkoxy of 1-10, and carbon atom number is the aryl of 6-14;
Substituent R3For the substituted group of one or more hydrogen on pyrrole ring, the group is selected from fluorine, chlorine, bromine, iodine, fluoroform Base, alkoxy that naphthenic base that alkyl that carbon atom number is 1-10, carbon atom number are 3-10, carbon atom number are 1-10, nitro, carbon The substituent group with furan structure that aryl that atomicity is 6-14, carbon atom number are 4-9, carbon atom number are 5-9 with pyrrole The substituent group of pyridine structure, the substituent group with thiophene-structure that carbon atom number is 4-9, and with one or more secondary substitutions The above-mentioned group of base;The secondary substituent group is selected from halogen, trifluoromethyl, hydroxyl, nitro, and carbon atom number is the alkane of 1-10 Base, carbon atom number are the alkoxy of 1-10, and carbon atom number is the aryl of 6-14;;
CompoundR/S-(3)、R-(3)、S(3) what the n in was expressed as the alkylamino that N on pyrroles or indoles replaces contains carbon number, It is 1 or 2 or 3.
3. chiral oxo spiro indole class compound according to claim 2 containing pyrroles or indoles and azacycloalkyl structure and The preparation method of its raceme, which is characterized in that the chiral phosphoric acid or its enantiomter or its raceme are organic small Molecule phosphoric acid, the chiral phosphoric acid are respectively:(I)Dinaphthalene skeleton chiral phosphoric acid,(II)Octahydro dinaphthalene skeleton chiral phosphoric acid, (III) join phenanthrol skeleton chiral phosphoric acid, (IV) loop coil diphenols chiral phosphoric acid, (V) has the chiral phosphoric acid of class TADDOL skeletons, (VI) dinaphthalene Diamines chiral phosphoric acid, (VII) biphenyl class chiral phosphoric acid, (VIII) N- trifyl phosphamides, and (IX) the connected chiral bisphosphine acid of ehter bond, (X) duplex naphthalene phosphoric acid;
Structural formula difference is as follows:
Wherein:
The wherein described substituent R is selected from following group range, fluorine, chlorine, bromine, iodine, trifluoromethyl, the virtue that carbon atom number is 6-14 Base, trifyl, trimethyl silicon substrate, triethyl group silicon substrate, triphenyl silicon substrate, hydroxyl, nitro, acetenyl, carbon atom number are The alcoxyl that heterocycle that naphthenic base that the alkyl of 1-10, carbon atom number are 3-10, carbon atom number are 4-10, carbon atom number are 1-10 Base, and the above-mentioned group with one or more secondary substituent groups;The secondary substituent group is selected from the alkyl of carbon atom number 1-6 Or the aryl of carbon atom number 6-14, carbon atom number be 3-10 naphthenic base, carbon atom number be 1-10 alkoxy, halogen, trifluoro Methyl, nitro;
Substituent R ' selected from fluorine, chlorine, bromine, iodine, trifluoromethyl, hydroxyl, the alkyl or carbon atom number 6-10 that carbon atom number is 1-12 Aryl, the heterocycle that carbon atom number is 4-10, and the above-mentioned group with one or more secondary substituent groups;The secondary It is the naphthenic base of 3-10, carbon atom that substituent group, which is selected from the alkyl of carbon atom number 1-6 or the aryl of carbon atom number 6-14, carbon atom number, Number is alkoxy, halogen, trifluoromethyl, nitro, the hydroxyl of 1-10;
Substituent R ' ' selected from methyl, trifluoromethyl, azo group, trifyl ,-CH2R6、-CHR6 R7Carbon atom number is 2-4 Alkenyl, carbon atom number be 2-4 alkynyl, the aryl of carbon atom number 6-10, carbon atom number be 4-10 heterocycle, and have The above-mentioned group of one or more secondary substituent groups;The secondary substituent group is selected from the alkyl or carbon atom number of carbon atom number 1-6 The aryl of 6-14, alkoxy, halogen, trifluoromethyl, nitro, the hydroxyl that carbon atom number is 1-10;The R6It is derived from carbon atom number The aryl and carbon atom number of 6-14 is the heterocycle of 4-10;The R7It is derived from amino, methylamino.
4. chiral oxo spiro indole class compound according to claim 2 containing pyrroles or indoles and azacycloalkyl structure and The preparation method of its raceme, which is characterized in that include the following steps:
NIsatin after isatin or the phenyl ring substitution of substitution(1)WithNThe pyrroles of alkylamino substitution or indoles(2)Mixing it is molten In liquid, chiral phosphoric acid or its enantiomter or its raceme and additive is added;Reaction 0 ~ 48 is small under the conditions of 0 ~ 50 DEG C When, you can chiral oxo spiro indole class compound and its raceme are generated respectively;
WhereinNIsatin after isatin or the phenyl ring substitution of substitution(1)WithNThe pyrroles of alkylamino substitution or indoles(2)Mole Ratio is 1:1 ~ 5, catalyst amount isNIsatin after isatin or the phenyl ring substitution of substitution(1)1% ~ 20 % of the amount of substance.
5. chiral oxo spiro indole class compound according to claim 2 containing pyrroles or indoles and azacycloalkyl structure and The preparation method of its raceme, which is characterized in that the additive is 3 or 4 molecular sieves, cyclodextrin, inorganic acid, inorganic base Or one kind in organic amine and its derivative.
6. chiral oxo spiro indole class compound according to claim 2 containing pyrroles or indoles and azacycloalkyl structure and The preparation method of its raceme, which is characterized in that
The solvent is dichloromethane, monochloro methane, chloroform, carbon tetrachloride, dichloroethanes, tetrahydrofuran, ether, acetic acid Ethyl ester, toluene, benzene, dimethylbenzene, ethylene glycol, polyethylene glycol, glycol dimethyl ether, glycol monoethyl ether, methyl tertiary butyl ether(MTBE), first One kind in alcohol, ethyl alcohol, isopropanol, the tert-butyl alcohol, dimethyl sulfoxide (DMSO), N,N-dimethylformamide, DMAC N,N' dimethyl acetamide or Several mixtures, or in which one or more and the mixed solutions of water.
7. a kind of chiral oxo spiro indole class compound containing pyrroles or indoles and azacycloalkyl structure described in claim 1 and Optical isomer, pharmaceutical salts or the solvate of its raceme.
8. chiral oxo spiro indole class compound according to claim 7 containing pyrroles or indoles and azacycloalkyl structure and Optical isomer, pharmaceutical salts or the solvate of its raceme, which is characterized in that the pharmaceutical salts be and acid-addition salts or and alkali The salt of formation;
The solvate is hydrate or includes other recrystallisation solvents.
9. chiral oxo spiro indole class compound according to claim 8 containing pyrroles or indoles and azacycloalkyl structure and Optical isomer, pharmaceutical salts or the solvate of its raceme, which is characterized in that described and acid-addition salts include hydrochloride, sulphur Hydrochlorate, phosphate, hydrobromate, acetate, oxalates, sal limonis, gluconate, succinate, tartrate, to toluene Sulfonate, mesylate, benzoate, lactate and maleate;The salt formed with alkali includes lithium salts, sodium salt, sylvite, calcium Salt, magnesium salts, diethanolamine salt, choline salt or alkyl phenyl amine salt.
10. according to the chiral oxo loop coil containing pyrroles or indoles and azacycloalkyl structure described in any one of claim 1 or 7 ~ 9 Benzazole compounds and its raceme, optical isomer, pharmaceutical salts or solvate are being prepared for preventing or treating tumour Application in drug.
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