CN105801632B - A kind of Cu (II) Co (II) mixes metal coordinating polymer, its preparation method and application - Google Patents
A kind of Cu (II) Co (II) mixes metal coordinating polymer, its preparation method and application Download PDFInfo
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- CN105801632B CN105801632B CN201610248008.9A CN201610248008A CN105801632B CN 105801632 B CN105801632 B CN 105801632B CN 201610248008 A CN201610248008 A CN 201610248008A CN 105801632 B CN105801632 B CN 105801632B
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 41
- 239000002184 metal Substances 0.000 title claims abstract description 41
- 229920000642 polymer Polymers 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000013256 coordination polymer Substances 0.000 claims abstract description 14
- 229920001795 coordination polymer Polymers 0.000 claims abstract description 14
- 150000003852 triazoles Chemical class 0.000 claims abstract description 14
- 239000000696 magnetic material Substances 0.000 claims abstract description 5
- 239000000126 substance Substances 0.000 claims abstract description 5
- 239000010949 copper Substances 0.000 claims description 40
- QMKYBPDZANOJGF-UHFFFAOYSA-N benzene-1,3,5-tricarboxylic acid Chemical compound OC(=O)C1=CC(C(O)=O)=CC(C(O)=O)=C1 QMKYBPDZANOJGF-UHFFFAOYSA-N 0.000 claims description 21
- 239000003446 ligand Substances 0.000 claims description 12
- 229910021645 metal ion Inorganic materials 0.000 claims description 12
- 239000013078 crystal Substances 0.000 claims description 10
- 150000003863 ammonium salts Chemical class 0.000 claims description 7
- 150000001868 cobalt Chemical class 0.000 claims description 7
- 229910003002 lithium salt Inorganic materials 0.000 claims description 7
- 159000000002 lithium salts Chemical class 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- VZTDIZULWFCMLS-UHFFFAOYSA-N ammonium formate Chemical group [NH4+].[O-]C=O VZTDIZULWFCMLS-UHFFFAOYSA-N 0.000 claims description 6
- UFMZWBIQTDUYBN-UHFFFAOYSA-N cobalt dinitrate Chemical group [Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O UFMZWBIQTDUYBN-UHFFFAOYSA-N 0.000 claims description 6
- 229910001981 cobalt nitrate Inorganic materials 0.000 claims description 6
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 claims description 6
- -1 1,2,4- triazole anion Chemical class 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 150000000178 1,2,4-triazoles Chemical class 0.000 claims 1
- NSPMIYGKQJPBQR-UHFFFAOYSA-N 4H-1,2,4-triazole Chemical compound C=1N=CNN=1 NSPMIYGKQJPBQR-UHFFFAOYSA-N 0.000 claims 1
- PNEFIWYZWIQKEK-UHFFFAOYSA-N carbonic acid;lithium Chemical compound [Li].OC(O)=O PNEFIWYZWIQKEK-UHFFFAOYSA-N 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 230000003993 interaction Effects 0.000 abstract description 3
- 125000001376 1,2,4-triazolyl group Chemical class N1N=C(N=C1)* 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 150000004696 coordination complex Chemical class 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 5
- 229910052808 lithium carbonate Inorganic materials 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000001027 hydrothermal synthesis Methods 0.000 description 4
- 239000000376 reactant Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- ZHUXMBYIONRQQX-UHFFFAOYSA-N hydroxidodioxidocarbon(.) Chemical group [O]C(O)=O ZHUXMBYIONRQQX-UHFFFAOYSA-N 0.000 description 3
- 239000013110 organic ligand Substances 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 229910001413 alkali metal ion Inorganic materials 0.000 description 1
- 229910001420 alkaline earth metal ion Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005564 crystal structure determination Methods 0.000 description 1
- 238000002447 crystallographic data Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000012621 metal-organic framework Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000001338 self-assembly Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/06—Cobalt compounds
- C07F15/065—Cobalt compounds without a metal-carbon linkage
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/42—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of organic or organo-metallic materials, e.g. graphene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/13—Crystalline forms, e.g. polymorphs
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Abstract
The invention discloses a kind of Cu (II) Co (II) to mix metal coordinating polymer, its preparation method and application.The chemical formula that Cu (II) Co (II) mixes metal coordinating polymer is [Cu0.9Co1.6(btc)2(triazole)(H2O)2](H2O), it is P 1 that the coordination polymer, which is crystallized in anorthic system (Triclinic), space group, and cell parameter is α=109.953 (9) °, β=91.046 (9) °, γ=111.540 (10) °,Cu (II) Co (II) of the present invention, which mixes metal coordinating polymer, has stronger magnetic interaction, has potential using value in terms of magnetic material；The preparation method of the mixed metal coordinating polymers of Cu (II) Co (II) of the present invention is simple simultaneously, and condition is easily-controllable.
Description
Technical field
The present invention relates to a kind of metal-organic coordination polymer, more particularly to a kind of Cu (II)-Co based on mixed ligand
(II) mixed metal complex, its preparation method and application.
Background technology
Coordination polymer (Coordination Polymer) combines the spy of both composite high-molecular and complex
Point, and intersected with subjects such as organic chemistry, supramolecular chemistry and biochemistries, the macromolecule being referred to as in inorganic chemistry, it is
The important research direction of current Coordinative Chemistry, and by concern (Gygi, the D. of each disciplinary study workers；Bloch,E.D.；
Mason,J.A.；Hudson,M.R.；Gonzalez,M.I.；Siegelman,R.L.；Darwish,T.A.；Queen,W.L.；
Brown,C,M.；Long,J.R.Chem.Mater.2016,28,1128；Deria,P.；Gomez-Gualdron,D.A.；
Bury,W.；Schaef,H.T.；Wang,T.C.；Thallapally,P.K.；Sarjeant,A.A.；Snurr,R.Q.；Hupp,
J.T.；Farha,O.K.J.Am.Chem.Soc.2015,137,13183；Yamada,T.；Sadakiyo,M.；Shigematsu,
A.；Kitagawa, H.Bull.Chem.Soc.Jpn.2016,89,1 etc.).
Coordination polymer is to be bonded by metal ion and ligand in a manner of coordinate bond or other weak chemical bonds, is passed through
Self assembly and formed there is one-dimensional, 2 and 3 dimensional organization complex.Metal ion among these has multiple choices, such as
Any one metal in s areas alkali and alkaline earth metal ions, d areas transition metal, p areas late transition metal and f areas rare earth metal from
Combination more than son or two metal ion species.Different metal ions are assembled into same complex, by between different ions
Interaction, obtained hybrid metal complex will necessarily show be different from single metal complex unique texture and
Property.At present, existing many seminars do a lot of work (Nandi, G. in this respect；Goldberg,
I.Chem.Commun.2014,50,13612；Shi,P.-F.；Hu,H.-C.；Zhang,Z.-Y.；Xiong,G.；Zhao,
B.Chem.Commun.2015,51,3985；Zhao,F.-H.；Li,H.；Che,Y.-X.；Zheng,J.-M.；Vieru,V.；
Chibotaru,L.F.；Grandjean,F.；Long,G.J.Inorg.Chem.2014,53,9785；Feng,X.；Feng,Y.-
Q.；Chen,J.J.；Ng,S.-W.；Wang,L.-Y.；Guo, J.-Z.Dalton Trans.2015,44,804 etc.).More than
Mixed metal complex is typically all what is constructed by single organic ligand, and the mixed metal complex constructed by mixing organic ligand
It is fresh to be reported.Design and synthesize it is this kind of by based on mixing organic ligand mixed metal coordinating polymer exist very big challenge, because
Competitive reaction between different ligands and metal ion in this system to be present, the product for as a result causing to obtain often comprises only one
Kind part, rather than the mixed ligand of anticipation mix metal coordinating polymer.
The content of the invention
It is a primary object of the present invention to provide a kind of Cu (II)-Co (II) to mix metal coordinating polymer, its preparation method
With application, with overcome the deficiencies in the prior art.
To realize aforementioned invention purpose, the technical solution adopted by the present invention includes：
A kind of Cu (II)-Co (II) is provided in the embodiment of the present invention and mixes metal coordinating polymer, its chemical formula is
[Cu0.9Co1.6(btc)2(triazole)(H2O)2](H2O), the btc is trimesic acid anion ligand, and triazole is
1,2,4- triazole anion ligand, wherein btc have structure shown in following formula (1), and triazole has to be tied shown in following formula (2)
Structure：
The coordination polymer crystallizes is in anorthic system (Triclinic), space group P-1, cell parameter α=109.953 (9) °, β=91.046 (9) °,
γ=111.540 (10) °,
Further, the basic structure of the coordination polymer is three-dimensional network, and wherein Cu (II) and Co (II) are accounted for jointly
There is the position of all metal ions, Cu (II) and Co (II) mol ratio is 0.9:1.6, and metal ion is connected by btc parts
Connect to form two-dimensional layered structure, arranged in parallel between each two-dimensional layer, adjacent two-dimensional layer is linked to be three-dimensional network by triazole parts
Structure.
One kind is additionally provided in the embodiment of the present invention and prepares the side that the Cu (II)-Co (II) mixes metal coordinating polymer
Method, it includes：By trimesic acid, 1,2,4- triazoles, ammonium salt, lithium salts, mantoquita and cobalt salt are well mixed in the aqueous solution, it
The mixed liquor of formation is heated to 140~180 DEG C with 10 DEG C/h programming rate afterwards, then is incubated more than 3 days, is subsequently cooled to room
Temperature, Cu (the II)-Co (II) is made and mixes metal coordinating polymer.
Described Cu (II)-Co (II) is additionally provided in the embodiment of the present invention and mixes metal coordinating polymer as molecule base magnetic
The purposes of property material.
A kind of magnetic material is additionally provided in the embodiment of the present invention, it includes the mixed metals of described Cu (II)-Co (II) and matched somebody with somebody
Position polymer.
Compared with prior art, advantages of the present invention includes：
(1) Cu (the II)-Co (II) provided mixes metal coordinating polymer and mixes metal and btc parts, triazole using d-d
Ligand binding has constructed mixed metal and has mixed ligand polymer, and such polymer has stronger magnetic interaction in terms of magnetic material
Hybrid metal molecule sill with potential using value；
(2) preparation method of the mixed metal coordinating polymers of Cu (the II)-Co (II) provided is simple to operation, and condition is controllable,
It is adapted to extensive implement.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in invention, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the coordination environment that Cu (II)-Co (II) mixes metal ion in metal coordinating polymer in the embodiment of the present invention 1
Figure；
Fig. 2 is the one-dimensional catenary structure signal that Cu (II)-Co (II) mixes metal coordinating polymer in the embodiment of the present invention 1
Figure；
Fig. 3 is the two-dimensional structure schematic diagram that Cu (II)-Co (II) mixes metal coordinating polymer in the embodiment of the present invention 1；
Fig. 4 is the three dimensional structure diagram that Cu (II)-Co (II) mixes metal coordinating polymer in the embodiment of the present invention 1；
Fig. 5 is the EDS energy spectrum diagrams that Cu (II)-Co (II) mixes metal coordinating polymer in inventive embodiments 1.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the accompanying drawings to the specific reality of the present invention
The mode of applying is described in detail.The example of these preferred embodiments is illustrated in the accompanying drawings.Shown in accompanying drawing and according to
What the embodiments of the present invention of accompanying drawing description were merely exemplary, and the present invention is not limited to these embodiments.
Here, it should also be noted that, in order to avoid having obscured the present invention because of unnecessary details, in the accompanying drawings only
Show and according to the solution of the present invention closely related structure and/or processing step, and eliminate little with relation of the present invention
Other details.
A kind of Cu (II)-Co (II) is provided in the embodiment of the present invention and mixes metal coordinating polymer, its chemical formula is
[Cu0.9Co1.6(btc)2(triazole)(H2O)2](H2O), the btc is trimesic acid anion ligand, and triazole is
1,2,4- triazole anion ligand, wherein btc have structure shown in following formula (1), and triazole has to be tied shown in following formula (2)
Structure：
The coordination polymer crystallizes is in anorthic system (Triclinic), space group P-1, cell parameter α=109.953 (9) °, β=91.046 (9) °,
γ=111.540 (10) °,
Further, the basic structure of the coordination polymer is a three-dimensional network, wherein Cu (II) ions and Co
(II) position of ion unity of possession all metal ions, metal ion are connected by btc parts and form two-dimensional layered structure, and each two
Arranged in parallel between dimension layer, adjacent two-dimensional layer is linked to be three-dimensional net structure by triazole parts.
Further, the mol ratio of Cu (II) ions and Co (II) ion is 0.9 in the coordination polymer:1.6.
Further, in the three-dimensional structure of the coordination polymer Cu1 or Co1 respectively with from four carboxyl oxygen atoms,
One hydrone and a nitrogen-atoms from 1,2,4- triazoles are coordinated, Cu2 or Co2 and five carboxyl oxygen atom and a water
Molecular complexes, Cu3 or Co3 from four carboxyl oxygen atoms and two nitrogen-atoms from 1,2,4- triazoles with being coordinated.
One kind is additionally provided in the embodiment of the present invention and prepares the side that the Cu (II)-Co (II) mixes metal coordinating polymer
Method, it includes：By trimesic acid, 1,2,4- triazoles, ammonium salt, lithium salts, mantoquita and cobalt salt are well mixed in the aqueous solution, it
The mixed liquor of formation is heated to 140~180 DEG C with 10 DEG C/h programming rate afterwards, then is incubated more than 3 days, is subsequently cooled to room
Temperature, Cu (the II)-Co (II) is made and mixes metal coordinating polymer.
Further, it is purple column crystal that Cu (the II)-Co (II), which mixes metal coordinating polymer,.
Further, the concentration of trimesic acid is 0.05~0.50mol L in the mixed liquor–1。
Further, the concentration of 1,2,4- triazoles is 0.01~0.10mol L in the mixed liquor–1。
Further, the concentration of the ammonium salt is 0.01~0.10mol L–1。
Further, the concentration of lithium salts is 0.01~0.10mol L in the mixed liquor–1。
Further, the concentration of the mantoquita is 0.04~0.40mol L–1。
Further, the concentration of cobalt salt is 0.04~0.40mol L in the mixed liquor–1。
Further, ammonium salt is ammonium formate in the mixed liquor.
Further, the lithium salts is preferably lithium carbonate.
Further, the mantoquita is preferably copper nitrate.
Further, the cobalt salt is preferably cobalt nitrate.
The technology of the present invention is further explained below in conjunction with drawings and examples.
Embodiment 1
By trimesic acid (0.5mmol, 105.1mg), 1,2,4- triazoles (0.2mmol, 13.8mg), ammonium formate
(0.2mmol, 12.6mg), lithium carbonate (0.1mmol, 7.4mg), copper nitrate (0.4mmol, 96.6mg) and cobalt nitrate
(0.4mmol, 116.4mg) is dissolved in water (6mL), is enclosed in 25mL hydrothermal reaction kettle.Again by reactant mixture with per small
When 10 DEG C be heated to, at 160 DEG C, maintaining this temperature 3 days, be then down to room temperature, you can obtain purple column crystal, i.e., target is produced
Thing Cu (II)-Co (II) mixes metal coordinating polymer, and yield is about 51%.The main infrared absorption peak of the target product is：
3602w, 1705m, 1613s, 1566s, 1442s, 1388vs, 1268w, 1168w, 1098m, 1005w, 884w, 750m, 666m,
539w, 448w.
Embodiment 2
By trimesic acid (0.3mmol, 63.0mg), 1,2,4- triazoles (0.06mmol, 4.1mg), ammonium formate
(0.06mmol, 3.8mg), lithium carbonate (0.06mmol, 4.4mg), copper nitrate (0.24mmol, 58.0mg) and cobalt nitrate
(0.24mmol, 70.0mg) is dissolved in water (6mL), is enclosed in 25mL hydrothermal reaction kettle.Again by reactant mixture with per small
When 10 DEG C be heated to, at 140 DEG C, maintaining this temperature 3 days, be then down to room temperature, you can obtain purple column crystal, i.e., target is produced
Thing, yield are about 42%.The main infrared absorption peak of the target product is：3600w, 1703m, 1610s, 1562s, 1440s,
1385vs, 1262w, 1163w, 1092m, 998w, 880w, 743m, 662m, 531w, 442w.
Embodiment 3
By trimesic acid (3mmol, 630.4mg), 1,2,4- triazoles (0.6mmol, 41.4mg), ammonium formate
(0.6mmol, 37.8mg), lithium carbonate (0.6mmol, 44.3mg), copper nitrate (2.4mmol, 580.0mg) and cobalt nitrate
(2.4mmol, 698.5mg) is dissolved in water (6mL), is enclosed in 25mL hydrothermal reaction kettle.Again by reactant mixture with per small
When 10 DEG C be heated to, at 180 DEG C, maintaining this temperature 3 days, be then down to room temperature, you can obtain purple column crystal, i.e., target produce
Thing, yield are about 27%.The main infrared absorption peak of the target product is：3610w, 1709m, 1617s, 1555s, 1447s,
1380vs, 1267w, 1160w, 1089m, 992w, 887w, 740m, 661m, 536w, 440w.
Embodiment 4
By trimesic acid (1.8mmol, 378.3mg), 1,2,4- triazoles (0.48mmol, 33.2mg), ammonium formate
(0.48mmol, 30.3mg), lithium carbonate (0.48mmol, 35.5mg), copper nitrate (1.2mmol, 290.0mg) and cobalt nitrate
(1.2mmol, 349.3mg) is dissolved in water (6mL), is enclosed in 25mL hydrothermal reaction kettle.Again by reactant mixture with per small
When 10 DEG C be heated to, at 170 DEG C, maintaining this temperature 3 days, be then down to room temperature, you can obtain purple column crystal, i.e., target is produced
Thing, yield are about 33%.The main infrared absorption peak of the target product is：3605w, 1704m, 1615s, 1563s, 1440s,
1381vs, 1263w, 1165w, 1093m, 1003w, 883w, 747m, 660m, 538w, 443w.
Cu (the II)-Co (II) of gained mixes metal coordinating polymer and further characterized in Example 1, and its process is such as
Under：
(1) Cu (II)-Co (II) mixes the crystal structure determination of metal coordinating polymer
The monocrystalline that suitable size is chosen under petrographic microscope carries out X-ray single crystal diffraction experiment at room temperature.With through stone
Mo-the K of black monochromator monochromatizationαRayDiffraction data is collected in a manner of ω.With CrysAlisPro journeys
Sequence carries out data convert.Structure elucidation is completed using SHELXTL programs.First determined all with difference function method and least square method
Non-hydrogen atom coordinate, and the hydrogen atom position of main body framework is obtained with theoretical hydrogenation method, then with least square method to crystal knot
Structure carries out refine.Detailed axonometry data are referring to table 1.Crystal structure is referring to Fig. 1~Fig. 4.
The predominant crystal data of the microporous cobalt metal-organic framework materials of table 1
(2) Cu (II)-Co (II) mixes the EDS power spectrum researchs of metal coordinating polymer
The research of complex EDS power spectrums uses the JSM-6490LV type SEM that Japan Electronics Corporation produces
(SEM) complete, as a result referring to Fig. 5.
The obtained product of embodiment 2- embodiments 4 is characterized using same characterizing method, also can obtain similar survey
Test result.
It should be appreciated that the technical concepts and features of above-described embodiment only to illustrate the invention, its object is to allow be familiar with this
The personage of item technology can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all
The equivalent change or modification made according to spirit of the invention, it should all be included within the scope of the present invention.
Claims (7)
1. a kind of Cu (II)-Co (II) mixes metal coordinating polymer, it is characterised in that：The chemical formula of the coordination polymer is
[Cu0.9Co1.6(btc)2(triazole)(H2O)2](H2O), the btc is trimesic acid anion ligand, and triazole is
1,2,4- triazole anion ligand, wherein btc have structure shown in following formula (1), and triazole has to be tied shown in following formula (2)
Structure：
The coordination polymer crystallizes is in anorthic system, space group P-1, cell parameter α=109.953 (9) °, β=91.046 (9) °, γ=111.540 (10) °,
2. Cu (II)-Co (II) as claimed in claim 1 mixes metal coordinating polymer, it is characterised in that：The coordination polymer
Basic structure be three-dimensional network, the position of wherein Cu (II) and Co (II) unity of possession all metal ions, Cu (II) and Co
(II) mol ratio is 0.9:1.6, and metal ion is connected by btc parts and forms two-dimensional layered structure, between each two-dimensional layer
Arranged in parallel, adjacent two-dimensional layer is linked to be three-dimensional net structure by triazole parts.
3. Cu (II)-Co (II) as claimed in claim 1 or 2 mixes the preparation method of metal coordinating polymer, it is characterised in that bag
Include：By trimesic acid, 1,2,4- triazoles, ammonium salt, lithium salts, mantoquita and cobalt salt are well mixed in the aqueous solution, afterwards by shape
Into mixed liquor be heated to 140~180 DEG C with 10 DEG C/h programming rate, then be incubated more than 3 days, be subsequently cooled to room temperature, make
Obtain Cu (the II)-Co (II) and mix metal coordinating polymer；Wherein, the ammonium salt is selected from ammonium formate, and the lithium salts is selected from carbonic acid
Lithium, the mantoquita are selected from copper nitrate, and the cobalt salt is selected from cobalt nitrate.
4. Cu (II)-Co (II) according to claim 3 mixes the preparation method of metal coordinating polymer, it is characterised in that：
It is purple column crystal that Cu (the II)-Co (II), which mixes metal coordinating polymer,.
5. Cu (II)-Co (II) according to claim 3 mixes the preparation method of metal coordinating polymer, it is characterised in that：
The concentration of trimesic acid is 0.05~0.50mol.L in the mixed liquor–1；And/or 1,2,4- triazole in the mixed liquor
Concentration be 0.01~0.10mol.L–1；And/or the concentration of ammonium salt is 0.01~0.10mol.L in the mixed liquor–1；With/
Or, the concentration of lithium salts is 0.01~0.10mol.L in the mixed liquor–1；And/or the concentration of mantoquita is in the mixed liquor
0.04~0.40mol.L–1；And/or the concentration of cobalt salt is 0.04~0.40mol.L in the mixed liquor–1。
6. Cu (the II)-Co (II) described in claim 1 or 2 mixes use of the metal coordinating polymer as molecule based magnetic materials
On the way.
7. a kind of magnetic material, it is characterised in that mix metal-complexing comprising Cu (the II)-Co (II) described in claim 1 or 2 and gather
Compound.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610248008.9A CN105801632B (en) | 2016-04-20 | 2016-04-20 | A kind of Cu (II) Co (II) mixes metal coordinating polymer, its preparation method and application |
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| CN201610248008.9A CN105801632B (en) | 2016-04-20 | 2016-04-20 | A kind of Cu (II) Co (II) mixes metal coordinating polymer, its preparation method and application |
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| Publication Number | Publication Date |
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| CN105237585A (en) * | 2015-09-24 | 2016-01-13 | 盐城工学院 | Triazole ligand-based polymeric clusters, and preparation method thereof |
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