CN106380606A - Zinc isophthalate coordination polymer and preparation method thereof - Google Patents
Zinc isophthalate coordination polymer and preparation method thereof Download PDFInfo
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- CN106380606A CN106380606A CN201610813588.1A CN201610813588A CN106380606A CN 106380606 A CN106380606 A CN 106380606A CN 201610813588 A CN201610813588 A CN 201610813588A CN 106380606 A CN106380606 A CN 106380606A
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- phthalic acid
- zinc
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G83/00—Macromolecular compounds not provided for in groups C08G2/00 - C08G81/00
- C08G83/008—Supramolecular polymers
Abstract
The invention relates to a zinc isophthalate coordination polymer and a preparation method thereof. A zinc coordination polymer, i.e., the zinc isophthalate coordination polymer is prepared from m-phthalic acid and 4-phenylpyridine used as ligands and zinc nitrate hexahydrate by a hydrothermal method, and has the structure formula shown as the accompanying drawing. The zinc isophthalate coordination polymer and the preparation method have the advantages that the process is simple; the cost is low; the repeated performance is good, and the like. The zinc isophthalate coordination polymer is successfully synthesized; certain basis is provided for the synthesis of transition metal coordination polymers.
Description
Technical field
The invention belongs to coordination polymer preparing technical field, particularly to a kind of M-phthalic acid zinc coordination polymer and
Its preparation method.
Background technology
Metal organic complex all has wide practical use in fields such as optics, magnetic, medical science, catalysis, in recent years
Become the focus of many researcher researchs, its research contents and scope constantly develop to breadth and depth.Because temperature,
The difference that pH, solvent, slaine, organic ligand select, leads to the synthetic method of coordination compound different.Now widely used
Synthetic method has, the method such as solwution method, diffusion method, hydro-thermal method, solvent thermal.Due to the impact of extraneous factor and synthetic method not
It is synthesized with making many structures novelties, the coordination compound of function admirable.
Content of the invention
It is an object of the invention to provide a kind of M-phthalic acid zinc coordination polymer and preparation method thereof.
The thinking of the present invention：Using M-phthalic acid, 4- phenylpyridine be part and zinc nitrate hexahydrate passes through hydro-thermal method
Obtain zinc coordination polymer, as M-phthalic acid zinc coordination polymer.
The structural formula of the M-phthalic acid zinc coordination polymer of the present invention is：
.
This M-phthalic acid zinc coordination polymer belongs to anorthic system, and space group isPī；This M-phthalic acid zinc polycomplexation
The basic structural unit of compound includes a zinc ion, a M-phthalic acid anion, two 4- phenylpyridines, a moisture
Son；Three oxygen atoms on two carboxyls of M-phthalic acid and zinc ion coordination；Zn1 is hexa-coordinate, and it is different from two
M-phthalic acid anion carboxyl oxygen atom O2, O3 and O5A, the oxygen atom O1 of a hydrone, and two different
4- phenylpyridine nitrogen-atoms N1 and N2 is coordinated；Six coordination atoms are arranged with octahedral form around each Zn ion；Zn-O
Bond distance between 1.9964 (1) -2.2939 (1), Zn-N bond distance 2.1749 (1) -2.2005 (1) it
Between.
The preparation method of above-mentioned M-phthalic acid zinc coordination polymer is：
(1) weigh 0.1 ~ 0.5 mM of M-phthalic acid to be dissolved in 5 ~ 10 milliliters of distilled water, add 0.2 ~ 1 mM of hydrogen
Sodium oxide and 0.1 ~ 0.5 mM of 4- phenylpyridine, prepared mixed solution.
(2) weigh 0.1 ~ 1 mM of zinc nitrate hexahydrate to be dissolved in 5 ~ 10 milliliters of distilled water, prepared zinc nitrate solution.
(3) moving into volume together with the zinc nitrate solution that the mixed solution that step (1) is obtained is obtained with step (2) is 25 millis
In the reactor rising, reactor is sealed, constant temperature 3 days at 120 DEG C, then lowered the temperature with per hour 10 degrees Celsius of velocity gradient
To room temperature, filter, obtain colourless bulk crystals, as M-phthalic acid zinc coordination polymer.
The present invention has the advantages that process is simple, with low cost, reproducible, has successfully synthesized M-phthalic acid zinc and has joined
Position polymer, the coordination compound for synthesizing transition metal provides certain foundation.
Brief description
Fig. 1 is the molecular structure of the M-phthalic acid zinc coordination polymer of the present invention.
Specific embodiment
Embodiment：
(1) weigh 0.1 mM of (0.0166 g) M-phthalic acid to be dissolved in 10 milliliters of distilled water, add 0.2 mM
(0.008 g) sodium hydroxide and 0.1 mM of (0.0155 g) 4- phenylpyridine, prepared mixed solution.
(2) weigh 0.1 mM of (0.0297 g) zinc nitrate hexahydrate to be dissolved in 5 milliliters of distilled water, prepared zinc nitrate
Solution.
(3) moving into volume together with the zinc nitrate solution that the mixed solution that step (1) is obtained is obtained with step (2) is 25 millis
In the reactor rising, reactor is sealed, constant temperature 3 days at 120 DEG C, then lowered the temperature with per hour 10 degrees Celsius of velocity gradient
To room temperature, filter, obtain colourless bulk crystals, as M-phthalic acid zinc coordination polymer, its structure is：
.
Crystallographic structural analysis show, described M-phthalic acid zinc coordination polymer belongs to anorthic system, and space group isPī.Should
Polymer basic structural unit includes a zinc ion, a M-phthalic acid anion, one moisture of two 4- phenylpyridines
Son.Three oxygen atoms on two carboxyls of M-phthalic acid and zinc ion coordination.Zn1 is hexa-coordinate, and it is different from two
M-phthalic acid anion carboxyl oxygen atom O2, O3, O5A, the oxygen atom O1 of a hydrone, the 4- benzene different with two
Yl pyridines nitrogen-atoms N1, N2 are coordinated.Between 1.9964 (1) -2.2939 (1), Zn-N bond distance's Zn-O bond distance exists
Between 2.1749 (1) -2.2005 (1).
Claims (2)
1. a kind of M-phthalic acid zinc coordination polymer is it is characterised in that the structural formula of this M-phthalic acid zinc coordination polymer
For：
；
Described M-phthalic acid zinc coordination polymer belongs to anorthic system, and space group isPī；This M-phthalic acid zinc coordination polymerization
The basic structural unit of thing includes a zinc ion, a M-phthalic acid anion, two 4- phenylpyridines, a moisture
Son；Three oxygen atoms on two carboxyls of M-phthalic acid and zinc ion coordination；Zn1 is hexa-coordinate, and it is different from two
M-phthalic acid anion carboxyl oxygen atom O2, O3 and O5A, the oxygen atom O1 of a hydrone, and two different
4- phenylpyridine nitrogen-atoms N1 and N2 is coordinated；Six coordination atoms are arranged with octahedral form around each Zn ion；Zn-O
Bond distance between 1.9964 (1) -2.2939 (1), Zn-N bond distance 2.1749 (1) -2.2005 (1) it
Between.
2. a kind of method preparing M-phthalic acid zinc coordination polymer as claimed in claim 1 is it is characterised in that concrete walk
Suddenly it is：
(1) weigh 0.1 ~ 0.5 mM of M-phthalic acid to be dissolved in 5 ~ 10 milliliters of distilled water, add 0.2 ~ 1 mM of hydrogen
Sodium oxide and 0.1 ~ 0.5 mM of 4- phenylpyridine, prepared mixed solution；
(2) weigh 0.1 ~ 1 mM of zinc nitrate hexahydrate to be dissolved in 5 ~ 10 milliliters of distilled water, prepared zinc nitrate solution；
(3) moving into volume together with the zinc nitrate solution that the mixed solution that step (1) is obtained is obtained with step (2) is 25 milliliters
In reactor, reactor is sealed, constant temperature 3 days at 120 DEG C, then room is cooled to per hour 10 degrees Celsius of velocity gradient
Temperature, filters, obtains colourless bulk crystals, as M-phthalic acid zinc coordination polymer.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107880276A (en) * | 2017-12-01 | 2018-04-06 | 淮北师范大学 | A kind of light-operated fluorescent switch based on coordination polymer and its production and use |
Citations (3)
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|---|---|---|---|---|
| CN102993220A (en) * | 2012-12-06 | 2013-03-27 | 洛阳师范学院 | 5-bromoisophthalic acid zinc complex and preparation method thereof |
| CN104370952A (en) * | 2014-10-22 | 2015-02-25 | 渤海大学 | Organic-ligand-based multifunctional zinc complexes and application thereof |
| CN105601656A (en) * | 2016-01-28 | 2016-05-25 | 中国石油大学(华东) | Dual-ligand constructed metal zinc-organic coordination polymer and preparation method thereof |
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- 2016-09-12 CN CN201610813588.1A patent/CN106380606A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993220A (en) * | 2012-12-06 | 2013-03-27 | 洛阳师范学院 | 5-bromoisophthalic acid zinc complex and preparation method thereof |
| CN104370952A (en) * | 2014-10-22 | 2015-02-25 | 渤海大学 | Organic-ligand-based multifunctional zinc complexes and application thereof |
| CN105601656A (en) * | 2016-01-28 | 2016-05-25 | 中国石油大学(华东) | Dual-ligand constructed metal zinc-organic coordination polymer and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107880276A (en) * | 2017-12-01 | 2018-04-06 | 淮北师范大学 | A kind of light-operated fluorescent switch based on coordination polymer and its production and use |
| CN107880276B (en) * | 2017-12-01 | 2020-06-05 | 淮北师范大学 | Light-operated fluorescent switch based on coordination polymer and preparation method and application thereof |
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