CN103896851A - Compounds containing phenyl substituted pyridazine structural unit, and preparation method and application thereof - Google Patents
Compounds containing phenyl substituted pyridazine structural unit, and preparation method and application thereof Download PDFInfo
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- 0 CC(C(C(c1cc(C=C)c(C=C)cc1C(*)=O)=O)C(*=C)=C1*)(C(*)=C1[Re])O* Chemical compound CC(C(C(c1cc(C=C)c(C=C)cc1C(*)=O)=O)C(*=C)=C1*)(C(*)=C1[Re])O* 0.000 description 5
- ZWLUXSQADUDCSB-UHFFFAOYSA-N O=Cc1c(C=O)cccc1 Chemical compound O=Cc1c(C=O)cccc1 ZWLUXSQADUDCSB-UHFFFAOYSA-N 0.000 description 2
- XXATZCBIDDGWCG-UHFFFAOYSA-N BC(c1cc(cccc2)c2cc1C(c(cc1)ccc1-c1ccc(C)c(F)c1F)=O)=O Chemical compound BC(c1cc(cccc2)c2cc1C(c(cc1)ccc1-c1ccc(C)c(F)c1F)=O)=O XXATZCBIDDGWCG-UHFFFAOYSA-N 0.000 description 1
- TUOVYUWIPWCFCI-UHFFFAOYSA-N CC(c(cc1)ccc1OC)c(cc(C=C)c(C#C)c1)c1C(O)=O Chemical compound CC(c(cc1)ccc1OC)c(cc(C=C)c(C#C)c1)c1C(O)=O TUOVYUWIPWCFCI-UHFFFAOYSA-N 0.000 description 1
- FYUAOZFEVHSJTO-UHFFFAOYSA-N CCOC(CCC(c(cc1)ccc1OC)=O)=O Chemical compound CCOC(CCC(c(cc1)ccc1OC)=O)=O FYUAOZFEVHSJTO-UHFFFAOYSA-N 0.000 description 1
- ANFCJFOAEPTVTA-UHFFFAOYSA-N COc(cc1)ccc1C(c1cc(cccc2)c2cc1C(O)=O)=O Chemical compound COc(cc1)ccc1C(c1cc(cccc2)c2cc1C(O)=O)=O ANFCJFOAEPTVTA-UHFFFAOYSA-N 0.000 description 1
- VLUJSYGBSDPHHE-UHFFFAOYSA-N Cc(ccc(-c1ccccc1)c1F)c1F Chemical compound Cc(ccc(-c1ccccc1)c1F)c1F VLUJSYGBSDPHHE-UHFFFAOYSA-N 0.000 description 1
- ZECHSDPGMZJYQN-UHFFFAOYSA-N O=C(c1ccccc1)c1cc(cccc2)c2cc1C(c1ccccc1)=O Chemical compound O=C(c1ccccc1)c1cc(cccc2)c2cc1C(c1ccccc1)=O ZECHSDPGMZJYQN-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
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- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
- C07D237/26—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings condensed with carbocyclic rings or ring systems
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- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/10—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a carbon chain containing aromatic rings
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- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
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- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/654—Aromatic compounds comprising a hetero atom comprising only nitrogen as heteroatom
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
- H10K85/6572—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1018—Heterocyclic compounds
- C09K2211/1025—Heterocyclic compounds characterised by ligands
- C09K2211/1044—Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms
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Abstract
The invention discloses compounds containing phenyl substituted pyridazine structural unit, and a preparation method and application thereof. The structural general formula of the compounds containing phenyl substituted pyridazine structural unit is disclosed as Formula I. The compounds disclosed as Formula I have proper nuclear magnetic detection; and in order to solve the problems of less research on near-infrared materials and deficiency in high-efficiency high-stability near-infrared luminescent materials at present stage, the invention provides a series of near-infrared luminescent materials containing phenyl substituted pyridazine structure. The compounds have the advantages of accessible raw material, simple preparation process and high overall yield, and have important application value for researching development and application of near-infrared materials.
Description
Technical field
The invention belongs to technical field of organic synthesis, relate to a kind of phenyl that contains and replace new compound of pyridazine structural unit and preparation method thereof and application.
Background technology
For organic electroluminescent (being called for short OLED) and relevant research, first find the electro optical phenomenon of organic compound single-crystal anthracene as far back as people such as pope in 1963.A kind of amorphous membranous type device has been made by the method for evaporation organic molecule by the Kodak of the U.S. in 1987, and driving voltage has been dropped in 20V.This class device owing to thering is ultra-thin, complete solidify, luminous, brightness is high, visual angle is wide, fast response time, driving voltage is low, power consumption is little, bright in luster, contrast gradient is high, technological process is simple, good temp characteristic, can realize the advantages such as softness demonstration, can be widely used in flat-panel monitor and area source, therefore obtain studying widely, develop and used.
Through the development of twenties years, organic EL Material round Realization red, blue, green emitting, Application Areas has also expanded to the field such as polymer and metal complex from small molecules.Recent years, organic electroluminescent technique of display obtained huge progress, and it is luminous to have realized Red, Blue, Green.But at present known with practical value also very limited with materials potentiality, particularly the organic materials of overall target excellence is badly in need of development and exploitation, green material is with fastest developing speed, substantially can meet the demand of commercialization practicality, and the more problems of red and blue material still has distance from practical application.Therefore, the molecular designing of stable, high-level efficiency Red and blue light material with become important research contents.
Summary of the invention
For solving the above-mentioned technical problem existing in prior art, the invention provides a kind of phenyl that contains and replace new compound of pyridazine structural unit and preparation method thereof and application.Described material is the near-infrared light-emitting material of kind of a high-level efficiency, high stability, and adopting when synthetic method of the present invention, raw material is easy to get, and prepares easyly, and overall yield is high.
The invention provides and contain the compound that phenyl replaces pyridazine structural unit, its general structure is suc as formula shown in I,
In described formula I, R
afor R
1-(Z
1-A
1-Z
2)
x-;
R
bfor-(Z
3-A
2-Z
4)
y-R
2;
Wherein, R
1, R
2, R
c, R
d, R
eand R
fbe independently from each other H ,-F ,-Cl ,-CN ,-CF
3with-OCF
3, any one in the total number of carbon atoms of the total number of carbon atoms alkyl that is 1-15, fluoro alkoxyl group that is 1-15 of alkyl that the total number of carbon atoms is 1-15, alkoxyl group that the total number of carbon atoms is 1-15, normal olefine base that the total number of carbon atoms is 2-15, fluoro and the total number of carbon atoms of fluoro normal olefine base that is 2-15;
Z
1, Z
2, Z
3and Z
4be independently from each other-O-,-S-,-OCO-,-COO-,-CO-,-CH
2o-,-OCH
2-,-CF
2o-,-OCF
2-, at least one in the total number of carbon atoms of straight chained alkyl that the total number of carbon atoms of straight chained alkyl that the total number of carbon atoms is 1-15, normal olefine base that the total number of carbon atoms is 2-15, straight-chain alkynyl that the total number of carbon atoms is 2-15, fluoro is 1-15, fluoro be 2-15 alkylene and singly-bound;
A
1and A
2be independently from each other 1, 4-cyclohexylidene, 1, 4-phenylene, two phenenyl phosphinyl, N-phenyl-carbazole-2-base, N-phenyl-carbazole-3-base, 9, 10-anthryl, 1-naphthyl, 4-triphenylamine base, 2, 5-pyrimidyl, 3, 9-carbazyl, 2, 5-pyridyl, 2, 5-tetrahydrochysene-2H-pyranyl, 1, 3-diox-2, 5-base, 1, 2, 4-oxadiazole-3, 5-base, 1 of fluoro, 4-cyclohexylidene, 1 of fluoro, 4-phenylene, pyranoid ring two bases of fluoro, cyclic lactone two bases, five yuan of oxa-ring two bases, pentatomic sulphur heterocycle two bases, any one in penta azacyclo two bases and singly-bound,
X and y are the integer of 0-3 independently of one another;
Described x or y are 2 or at 3 o'clock, structural unit Z
1-A
1-Z
2in the time occurring at every turn, Z
1identical or different, A
1identical or different, Z
2identical or different; Structural unit Z
3-A
2-Z
4in the time occurring at every turn, Z
3identical or different, A
2identical or different, Z
4identical or different.
The present invention also provides the method for preparing described formula I compound, comprises and is prepared as follows step:
A method of preparing compound shown in the formula I of claim 1, comprises and is prepared as follows step:
Work as R
awhile being not H, preparation process comprises as follows:
Compound shown in following formula VIII and hydrazine hydrate are carried out to ring closure reaction and obtain compound shown in formula I,
Or
Work as R
aduring for H, preparation process comprises as follows:
Compound shown in following formula X and hydrazine hydrate are carried out to ring closure reaction and obtain compound shown in formula I;
Described R
a, R
b, R
c, R
d, R
eand R
fdefinition all identical with the definition in aforementioned formula I.
More specifically, shown in formula I, the preparation method of compound comprises the steps:
Work as R
awhile being not H, preparation process comprises as follows:
1) substituted benzene compound shown in formula II is carried out to acylation reaction with ethy succinyl chloride shown in formula III at aluminum chloride under the condition of catalyzer, adding after completion of the reaction 1-3N, preferred 2N hydrochloric acid is under 1-2 condition, to carry out acidification reaction to obtain compound shown in formula IV in system pH;
2) in reaction system, use potassium tert.-butoxide as alkali, under the condition that is 9-14 in system pH, compound shown in step 1) gained formula IV and o-phthalaldehyde(OPA) are carried out to ring closure reaction, and adding after completion of the reaction 9-15N, preferred 12N hydrochloric acid is under 1-2 condition, to carry out acidification reaction to obtain compound shown in formula V in system pH;
3) by step 2) compound shown in gained formula V and sodium borohydride carry out reduction reaction, adding after completion of the reaction 9-15N, preferred 12N hydrochloric acid is under 1-2 condition, to carry out acidification reaction in system pH, adds after completion of the reaction p-methyl benzenesulfonic acid to carry out esterification and obtains compound shown in formula VI;
4) by compound and R shown in step 3) gained formula VI
abr, Mg carry out grignard reaction at iodine under as the condition of catalyzer, obtain compound shown in formula VII;
5) by step 4) gained formula VII compound and PCC(pyridine chromium trioxide salt acid complex) carry out oxidizing reaction, obtain compound shown in formula VIII;
6) step 5) gained formula VIII compound and hydrazine hydrate are carried out to ring closure reaction, obtain compound shown in formula I;
Or
Work as R
aduring for H, preparation process comprises as follows:
Preparation process 1), 2) and 3) and R
aidentical while being not H, in preparation process 3) after be then below preparation process 7);
7) by compound and DIBAL-H(diisobutyl aluminium hydride shown in step 3) gained formula VI) carry out reduction reaction, obtain compound shown in formula IX;
8) in reaction system, use triethylamine as alkali, under the condition that is 9-14 in system pH, compound shown in step 4) gained formula IX and oxalyl chloride are carried out to oxidizing reaction, obtain compound shown in formula X;
9) step 8) gained formula X compound and hydrazine hydrate are carried out to ring closure reaction, obtain compound shown in formula I;
Described step 1)-9) formula II to formula X, R
aand R
bdefinition all identical with the definition in aforementioned formula I.
Shown in above-mentioned preparation formula I, the reaction equation of compound method is as follows:
Work as R
awhile being not H, reaction equation is as follows:
(1)
(2)
(3)
(4)
(5)
(6)
Work as R
aduring for H, reaction equation is as follows:
(1), (2) and (3) and R
aidentical while being not H;
(7)
(8)
(9)
In the step 1) of aforesaid method, the mol ratio of formula II compound and aluminum chloride is 1:0.5～1.5, specifically can be 1:0.5,1:0.6,1:0.7,1:0.8,1:0.9,1:1.0,1:1.1,1:1.2,1:1.3,1:1.4,1:1.5, preferably 1:1.0; The mol ratio of formula II compound and formula III compound is 1:1～2, specifically can be 1:1.1,1:1.2,1:1.3,1:1.4,1:1.5,1:1.6,1:1.7,1:1.8,1:1.9,1:2.0, preferably 1:1.2; In formula II compound and 1-3N, preferred 2N hydrochloric acid, the mol ratio of HCl is 1:2～8, specifically can be 1:2,1:3,1:4,1:5,1:6,1:7,1:8, preferably 1:5; In described reactions steps, acylation reaction temperature is-40 ℃～40 ℃, specifically can be-40 ℃～-20 ℃ ,-20 ℃～0 ℃, 0 ℃～20 ℃, 20 ℃～40 ℃, preferably-20 ℃～0 ℃; Reaction times is 1～6 hour, is preferably 1～2 hour; Acidification reaction temperature is-20 ℃～60 ℃, specifically can be-20 ℃～0 ℃, 0 ℃～20 ℃, 20 ℃～40 ℃, 40 ℃～60 ℃, and preferably 0 ℃～20 ℃, the concrete reaction times is 0.5～4 hour, is preferably 0.5～1 hour;
Described step 2) in, the mol ratio of described formula IV compound and o-phthalaldehyde(OPA) is 1:1～2, specifically can be 1:1.1,1:1.2,1:1.3,1:1.4,1:1.5,1:1.6,1:1.7,1:1.8,1:1.9,1:2.0, preferably 1:1.0; Selecting potassium tert.-butoxide to regulate the pH value of reaction system is 8～14, and the mol ratio of formula IV compound and potassium tert.-butoxide is 1:1～5, specifically can be 1:1,1:2,1:2.5,1:3,1:4,1:5, preferably 1:2.5; In formula IV compound and 9-15N, preferred 12N hydrochloric acid, the mol ratio of HCl is 1:2～8, specifically can be 1:2,1:3,1:4,1:5,1:6,1:7,1:8, preferably 1:6; In described reactions steps, ring closure reaction temperature is 0 ℃～80 ℃, specifically can be 0 ℃～20 ℃, 20 ℃～40 ℃, 40 ℃～60 ℃, 60 ℃～80 ℃, preferably 20 ℃～40 ℃; Reaction times is 4～10 hours, is preferably 6～8 hours; Acidification reaction temperature is 0 ℃～80 ℃, specifically can be 0 ℃～20 ℃, 20 ℃～40 ℃, 40 ℃～60 ℃, 60 ℃～80 ℃, preferably 20 ℃～40 ℃; Reaction times is 0.5～4 hour, is preferably 1～2 hour;
In described step 3), the mol ratio of described formula V compound and sodium borohydride is 1:2～8, specifically can be 1:2,1:3,1:4,1:5,1:6,1:7,1:8, preferably 1:4; In formula V compound and 9-15N, preferred 12N hydrochloric acid, the mol ratio of HCl is 1:2～8, specifically can be 1:2,1:3,1:4,1:5,1:6,1:7,1:8, preferably 1:6; The mol ratio of formula V compound and tosic acid is 1:0.2～1.0, specifically can be 1:0.2,1:0.4,1:0.6,1:0.8,1:1.0, preferably 1:0.2; In described reactions steps, reduction reaction temperature is 0 ℃～80 ℃, specifically can be 0 ℃～20 ℃, 20 ℃～40 ℃, 40 ℃～60 ℃, 60 ℃～80 ℃, preferably 20 ℃～40 ℃; Reaction times is 12～24 hours, is preferably 16～18 hours; Acidification reaction temperature is 0 ℃～80 ℃, specifically can be 0 ℃～20 ℃, 20 ℃～40 ℃, 40 ℃～60 ℃, 60 ℃～80 ℃, preferably 20 ℃～40 ℃; Reaction times is 1～4 hour, is preferably 1～2 hour; Esterification reaction temperature is 40 ℃～120 ℃, specifically can be 40 ℃～60 ℃, 60 ℃～80 ℃, 80 ℃～100 ℃, 100 ℃～120 ℃, preferably 100 ℃～120 ℃; Reaction times is 2～8 hours, is preferably 4～6 hours;
In described step 4), described VI compound and R
athe mol ratio of Br is 1:1～2, specifically can be 1:1.0,1:1.2,1:1.4,1:1.6,1:1.8,1:2.0, preferably 1:1.2; The mol ratio of compound shown in formula VI and Mg is 1:1～2, specifically can be 1:1.0,1:1.2,1:1.4,1:1.6,1:1.8,1:2.0, preferably 1:2.0; The mol ratio of the compound shown in formula VI and iodine is 1:0.2～1, specifically can be 1:0.2,1:0.4,1:0.6,1:0.8,1:1.0, preferably 1:0.2; In described reactions steps, temperature is 20 ℃～100 ℃, specifically can be 20 ℃～40 ℃, 40 ℃～60 ℃, 60 ℃～80 ℃, 80 ℃～100 ℃, preferably 40 ℃～60 ℃; Time is 8～24 hours, is preferably 10～14 hours;
In described step 5), the mol ratio of described formula VII compound and PCC is 1:1～2, specifically can be 1:1.1,1:1.2,1:1.3,1:1.4,1:1.5,1:1.6,1:1.7,1:1.8,1:1.9,1:2.0, preferably 1:1.0; In described reactions steps, temperature is 0 ℃～60 ℃, specifically can be 0 ℃～20 ℃, 20 ℃～40 ℃, 40 ℃～60 ℃, preferably 20 ℃～40 ℃; Reaction times is 2～18 hours, is preferably 6～12 hours;
In described step 6), the mol ratio of described VIII compound and hydrazine hydrate is 1:1～2, specifically can be 1:1.0,1:1.2,1:1.4,1:1.6,1:1.8,1:2.0, preferably 1:1.5; In described reactions steps, temperature is 20 ℃～100 ℃, specifically can be 20 ℃～40 ℃, 40 ℃～60 ℃, 60 ℃～80 ℃, 80 ℃～100 ℃, preferably 60 ℃～80 ℃; Time is 2～12 hours, is preferably 4～8 hours;
In described step 7), the mol ratio of described VI compound and DIBAL-H is 1:1～2, specifically can be 1:1.0,1:1.2,1:1.4,1:1.6,1:1.8,1:2.0, preferably 1:1.1; In described reactions steps, temperature is-100 ℃～-20 ℃, specifically can be-100 ℃～-80 ℃ ,-80 ℃～-60 ℃ ,-60 ℃～-40 ℃ ,-40 ℃～-20 ℃, preferably-80 ℃～-60 ℃; Time is 1～8 hour, is preferably 2～4 hours;
In described step 8), the mol ratio of described formula IX compound and oxalyl chloride is 1:1～2, specifically can be 1:1.1,1:1.2,1:1.3,1:1.4,1:1.5,1:1.6,1:1.7,1:1.8,1:1.9,1:2.0, preferably 1:1.5; Selecting triethylamine to regulate the pH value of reaction system is 8～14, and the mol ratio of formula IV compound and triethylamine is 1:2～12, specifically can be 1:2,1:4,1:6,1:8,1:10,1:12, preferably 1:10; In described reactions steps, temperature is-100 ℃～-20 ℃, specifically can be-100 ℃～-80 ℃ ,-80 ℃～-60 ℃ ,-60 ℃～-40 ℃ ,-40 ℃～-20 ℃, preferably-80 ℃～-60 ℃; Time is 1～8 hour, is preferably 2～4 hours;
In described step 9), the mol ratio of described X compound and hydrazine hydrate is 1:1～2, specifically can be 1:1.0,1:1.2,1:1.4,1:1.6,1:1.8,1:2.0, preferably 1:1.5; In described reactions steps, temperature is 20 ℃～100 ℃, specifically can be 20 ℃～40 ℃, 40 ℃～60 ℃, 60 ℃～80 ℃, 80 ℃～100 ℃, preferably 60 ℃～80 ℃; Time is 2～12 hours, is preferably 4～8 hours;
Described step 1)-9) all in solvent, carry out;
Described solvent is selected from least one in tetrahydrofuran (THF), hexane, acetic acid, dimethylbenzene, ethanol, toluene, water, orthodichlorobenzene, acetic acid and Isosorbide-5-Nitrae-dioxane;
Described step 1)-9) in, reaction atmosphere is inert atmosphere, preferably argon gas atmosphere.
Compound shown in the formula I that the invention described above provides, at the organic electroluminescence device material or the Organic Light Emitting Diode that are prepared with organic electroluminescence devices material or are prepared with the application in OLED and contain compound shown in formula I, also belongs to protection scope of the present invention.
Compound provided by the invention, detects correctly through nuclear-magnetism, less based on present stage near infrared investigation of materials, exists the near-infrared light-emitting material that lacks high-level efficiency, high stability, and a series of near-infrared light-emitting materials that phenyl replaces pyridazine structure that contain are provided.This compounds, and raw material is easy to get, prepares easyly, and overall yield is high, for the development and application of research near infrared material, has important using value.
Embodiment
Below in conjunction with specific embodiment, the present invention is further elaborated, but the present invention is not limited to following examples.Described method is ordinary method if no special instructions.Described starting material all can obtain from open commercial sources if no special instructions.
Embodiment 1, compound
preparation
Step 1:
synthetic
In 500mL reaction flask, drop into the benzene of 0.2mol, the AlCl of 0.2mol
3with the methylene dichloride of 150mL, ice bath is cooled to 0 ℃.Drip the 50mL dichloromethane solution of the ethy succinyl chloride of 0.24mol, drip off rear maintenance-78 ℃ reaction 1 hour.Then drip the 80mL tetrahydrofuran solution of the dibenzosuberenone of 20mmole, drip off 0 ℃ of reaction of rear maintenance 1 hour.Slowly rising to room temperature reaction spends the night.System is poured in the diluted hydrochloric acid aqueous solution of 200mL2N, stirred 10 minutes.Separatory, water 15mL dichloromethane extraction three times, organic phase washing, is spin-dried for to obtain yellow liquid after merging.Cross silicagel column, sherwood oil: ethyl acetate=10:1 drip washing obtains yellow liquid product, yield: 56%.
Step 2:
synthetic
In 250mL reaction flask, drop into embodiment 1 step 1 gained compound 1a, the o-phthalaldehyde(OPA) of 9.4mmol and the ethanol of 40mL of 9.4mmol, stirring and dissolving.Slowly, in batches to the potassium tert.-butoxide that adds 23.5mmol in system, add rear room temperature reaction and spend the night.Pour reaction solution in 100mL water into next day, adds the dichloromethane extraction of 40mL.Organic phase abandons, and water adds the 12N concentrated hydrochloric acid of 50mL, stirring at room temperature 1 hour.Suction filtration, obtains yellow solid product, yield: 55%.
Step 3:
synthetic
In 250mL reaction flask, drop into the mixed solvent of embodiment 1 step 2 gained compound 1b, 25mL ethanol and the 10mL THF of 4.0mmol, under water-bath, add the NaBH of 16.0mmol in batches
4, add rear room temperature reaction and spend the night.Pour system in the water of 100mL into next day, adds the concentrated hydrochloric acid of 30mL, stirs 20 minutes, and suction filtration washing, dries.The solid obtaining is added in the reaction flask of 250mL, add 8mmol p-methyl benzenesulfonic acid, heating reflux reaction 6 hours.To the aqueous solution that adds the ethyl acetate of 40mL and the saturated NaCl of 40mL in system, stir separatory, 30mL ethyl acetate extraction 2 times for water, 30mL saturated common salt washing 2 times for organic phase, merges organic phase, after being spin-dried for, obtains yellow solid.Cross silicagel column, sherwood oil: ethyl acetate=10:1 drip washing obtains yellow solid product, yield: 65%.
Step 4:
synthetic
In 250mL reaction flask, drop into the Mg of 14.0mmol and the ether of 30mL, nitrogen protection, adds two iodine, water-bath, the bromobenzene of dropping 7.7mmol, dropwises rear back flow reaction 4 hours.Separately get the reaction flask of a 250mL, add the embodiment 1 step 3 gained compound 1c of 7.0mmol, the Grignard reagent making is above splashed into, drip off rear room temperature reaction and spend the night.Add the water of 30mL and the methylene dichloride of 30mL next day, stir separatory, 20mL ethyl acetate extraction 2 times for water, 20mL saturated common salt washing 2 times for organic phase, merges organic phase, is spin-dried for, and obtains yellow solid, yield: 74%.
Step 5:
synthetic
In 250mL reaction flask, drop into the embodiment 1 step 4 gained compound 1d of 7.0mmol and the methylene dichloride of 30mL, stirring and dissolving.The dichloromethane solution that drips the 30mL of the PCC of 7.0mmol, drips off rear room temperature reaction and spends the night.Add the water of 30mL and the methylene dichloride of 30mL next day, stir separatory, 20mL dichloromethane extraction 2 times for water, 20mL washing 2 times, merges organic phase for organic phase, is spin-dried for, and obtains yellow solid.Cross silicagel column, sherwood oil: ethyl acetate=10:1 drip washing obtains yellow solid product, yield: 60%.
Step 6:
synthetic
In 250mL reaction flask, drop into embodiment 1 step 5 gained compound 1e, the hydrazine hydrate of 6.0mmol and the ethanol of 40mL of 4.0mmol, stirring and dissolving, heating reflux reaction 4 hours.Be spin-dried for silicagel column, methylene dichloride: acetone=30:1 drip washing obtains yellow solid product, yield: 62%.
1H?NMR(CDCl
3,300MHz):δ=8.74(s,2H),8.16-8.21(m,2H),7.76-7.80(m,4H),7.66(d,2H),7.41-7.51(m,6H)。
Second-order transition temperature Tg:247 ℃;
Uv-absorbing wavelength: 325nm, 665nm;
Fluorescent emission wavelength: 824nm.
As from the foregoing, this white solid product structure is correct, is compound shown in formula I
Embodiment 2, compound
synthetic
Step 1:
synthetic
The step 1 of this step reference example 1.
Step 2:
synthetic
The step 2 of this step reference example 1.
Step 3:
synthetic
The step 3 of this step reference example 1.
Step 4:
synthetic
The step 4 of this step reference example 1, replaces with monobromethane by the bromobenzene in embodiment 1 step 4, and other operations of other condition are with the step 4 of embodiment 1.Yield: 65%.
Step 5:
synthetic
The step 5 of this step reference example 1, replaces with 2d by the 1d in the step 5 of embodiment 1, and other operations, with the step 5 of embodiment 1, are prepared target compound, yield: 82%.
Step 6:
synthetic
The step 6 of this step reference example 1, replaces with 2e by the 1e in embodiment 1 step 6, and other operations of other condition are with the step 6 of embodiment 1.Yield: 65%.
1H?NMR(CDCl
3,300MHz):δ=8.74(s,2H),8.14-8.16(m,2H),7.76-7.79(m,2H),7.63-7.69(m,2H),7.51-7.53(m,2H),7.41-7.43(m,1H),1.62(s,3H)。
Second-order transition temperature Tg:277 ℃;
Uv-absorbing wavelength: 310nm, 662nm;
Fluorescent emission wavelength: 765nm.
As from the foregoing, this white solid product structure is correct, is compound shown in formula I
Embodiment 3, compound
synthetic
Step 1:
synthetic
The step 1 of this step reference example 1, replaces with methyl-phenoxide by the benzene in the step 1 of embodiment 1, and other operations, with the step 1 of embodiment 1, are prepared target compound, yield: 62%.
Step 2:
synthetic
The step 2 of this step reference example 1, replaces with 3a by the 1a in embodiment 1 step 2, and other operations of other condition are with the step 2 of embodiment 1.Yield: 62%.
Step 3:
synthetic
The step 3 of this step reference example 1, replaces with 3b by the 1b in embodiment 1 step 3, and other operations of other condition are with the step 3 of embodiment 1.Yield: 71%.
Step 4:
synthetic
The step 4 of this step reference example 1, replaces with 3c by the 1c in embodiment 1 step 4, and bromobenzene is changed to 3,4,5-trifluorobromobenzene, and other operations of other condition are with the step 4 of embodiment 1.Yield: 74%.
Step 5:
synthetic
The step 5 of this step reference example 1, replaces with 3d by the 1d in the step 5 of embodiment 1, and other operations are with the step 5 of embodiment 1, yield: 58%.
Step 6:
synthetic
The step 6 of this step reference example 1, replaces with 3e by the 1e in embodiment 1 step 6, and other operations of other condition are with the step 6 of embodiment 1.Yield: 88%.
1H?NMR(CDCl
3,300MHz):δ=8.74(s,2H),8.14-8.17(m,2H),7.66-7.69(m,2H),7.52-7.55(m,2H),7.27-7.31(m,2H),7.05-7.08(m,2H),3.83(s,3H)。
Second-order transition temperature Tg:224 ℃;
Uv-absorbing wavelength: 265nm, 270nm, 645nm;
Fluorescent emission wavelength: 815nm.
As from the foregoing, this white solid product structure is correct, is compound shown in formula I
Embodiment 4, compound
synthetic
Step 1:
synthetic
The step 1 of this step reference example 1, replaces with 4-phenylpyridine by the benzene in the step 1 of embodiment 1, and other operations, with the step 1 of embodiment 1, are prepared target compound, yield: 52%
Step 2:
synthetic
The step 2 of this step reference example 1, replaces with 4a by the 1a in embodiment 1 step 2, and other operations of other condition are with the step 2 of embodiment 1.Yield: 55%.
Step 3:
synthetic
The step 3 of this step reference example 1, replaces with 4b by the 1b in embodiment 1 step 3, and other operations of other condition are with the step 3 of embodiment 1.Yield: 77%.
Step 4:
synthetic
The step 4 of written or printed documents step reference example 1, replaces with 4c by the 1c in embodiment 1 step 4, and bromobenzene is changed to 4-(4-n-propyl cyclohexyl) bromobenzene, and other operations of other conditions are with the step 4 of embodiment 1.Yield: 88%.
Step 5:
synthetic
The step 5 of this step reference example 1, replaces with 4d by the 1d in the step 5 of embodiment 1, and other operations are with the step 5 of embodiment 1, yield: 66%.
Step 6:
synthetic
The step 6 of this step reference example 1, replaces with 4e by the 1e in embodiment 1 step 6, and other operations of other condition are with the step 6 of embodiment 1.Yield: 82%.
1H?NMR(CDCl
3,300MHz):δ=8.74-8.76(m,4H),8.30(t,2H),8.16(t,2H),7.99(t,2H),7.85(t,2H),7.66-7.71(m,4H),7.36(t,2H),2.72(m,1H),1.43-1.61(m,9H),1.31-1.33(m,2H),1.25(t,3H),0.90(t,3H).
Second-order transition temperature Tg:248 ℃;
Uv-absorbing wavelength: 285nm, 310nm, 620nm;
Fluorescent emission wavelength: 755nm.
As from the foregoing, this white solid product structure is correct, is compound shown in formula I
Embodiment 5, compound
synthetic
Step 1:
synthetic
The step 1 of this step reference example 1.
Step 2:
synthetic
The step 2 of this step reference example 1.
Step 3:
synthetic
The step 3 of this step reference example 1.
Step 4:
synthetic
In 250mL reaction flask, drop into the toluene of 3.0mmol1c and 40mL, system is cooled to-78 ℃, nitrogen protection.Keep-78 ℃ of hexane solutions that drip the DIBAL of 3.3mmol, drip off rear maintenance-78 ℃ reaction 1 hour.Slowly rise to room temperature reaction 4 hours.System adds the ethyl acetate of water and the 30mL of 30mL, stirs separatory, 20mL ethyl acetate extraction 2 times for water, and 20mL saturated common salt washing 2 times for organic phase, merges organic phase, is spin-dried for, and obtains yellow solid.Cross silicagel column, methylene dichloride: methyl alcohol=10:1 drip washing obtains yellow solid product, yield: 45%.
Step 5:
synthetic
In 250mL reaction flask, drop into the DMSO of 12.6mmol and the methylene dichloride of 30mL, system is cooled to-78 ℃, nitrogen protection.Keep-78 ℃ of oxalyl chlorides that drip 6.2mmol, drip off rear maintenance-78 ℃ reaction 1 hour.Keep-78 ℃ of 10mL methylene dichloride and 10mL DMSO solution that drip the 5d of 4.2mmol, drip off rear maintenance-78 ℃ reaction 2 hours.Keep-78 ℃ of triethylamines that drip 42mmol, drip off rear maintenance-78 ℃ reaction 1 hour, slowly rise to room temperature reaction and spend the night.System adds the water of 30mL and the methylene dichloride of 30mL, stirs separatory, 20mL dichloromethane extraction 2 times for water, and 20mL washing 2 times, merges organic phase for organic phase, is spin-dried for, and obtains yellow solid, yield: 52%.
Step 6:
synthetic
The step 6 of this step reference example 1, replaces with 5e by the 1e in embodiment 1 step 6, and other operations of other condition are with the step 6 of embodiment 1.Yield: 88%.
1H?NMR(CDCl
3,300MHz):δ=9.04(s,1H),8.74(s,2H),8.16(t,2H),7.79-7.81(m,?2H),7.67(m,2H),7.48-7.51(m,3H).
Second-order transition temperature Tg:266 ℃;
Uv-absorbing wavelength: 315nm, 330nm, 635nm;
Fluorescent emission wavelength: 772nm.
As from the foregoing, this white solid product structure is correct, is compound shown in formula I
Embodiment 6, compound
synthetic
Step 1:
synthetic
The step 1 of this step reference example 1, replaces with 4-(2 by the benzene in embodiment 1 step 1, fluoro-4 n-pentyls of 3-bis-) phenyl benzene, other operations of other condition are with the step 1 of embodiment 1.Yield: 72%.
Step 2:
synthetic
The step 2 of this step reference example 1, replaces with 6a by the 1a in embodiment 1 step 2, and other operations of other condition are with the step 1 of embodiment 1.Yield: 77%.
Step 3:
synthetic
The step 3 of this step reference example 1, replaces with 6b by the 1b in embodiment 1 step 3, and other operations of other condition are with the step 3 of embodiment 1.Yield: 82%.
Step 4:
synthetic
The step 4 of this step reference example 5, replaces with 6c by the 5c in embodiment 5 steps 4, and other operations of other condition are with the step 4 of embodiment 5.Yield: 52%.
Step 5:
synthetic
The step 5 of this step reference example 5, replaces with 6d by the 5d in embodiment 5 steps 5, and other operations of other condition are with the step 5 of embodiment 5.Yield: 44%.
Step 6:
synthetic
The step 6 of this step reference example 1, replaces with 6e by the 1e in embodiment 1 step 6, and other operations of other condition are with the step 6 of embodiment 1.Yield: 84%.
1H?NMR(CDCl
3,300MHz):δ=9.02(s,1H),8.74(s,2H),8.30(d,2H),8.16(d,2H),7.67-7.69(m,2H),7.49-7.52(m,1H),7.25(d,2H),7.10-7.14(m,1H),2.62(t,2H),1.57-1.59(m,2H),1.29-1.31(m,4H),0.90(t,3H)..
Second-order transition temperature Tg:266 ℃;
Uv-absorbing wavelength: 315nm, 330nm, 635nm;
Fluorescent emission wavelength: 774nm.
As from the foregoing, this white solid product structure is correct, is compound shown in formula I
The basic structure of OLED device is made up of transparent substrate/anode/hole injection layer/hole transmission layer/organic luminous layer/electron transfer layer/negative electrode from the bottom to top successively.
Transparent substrate: can be glass or flexible substrate, flexible substrate adopts a kind of material in polyester, polyimide compounds;
Anode layer: can be with inorganic materials or organic conductive polymkeric substance, inorganic materials is the higher metals of the power function such as metal oxide or gold and silver, copper such as tin indium oxide (being called for short ITO), zinc oxide, zinc tin oxide, the optimized ITO that is chosen as, organic conductive polymkeric substance is preferably a kind of material in Polythiophene/polyvinylbenzenesulfonic acid sodium (PEDOT:PSS), polyaniline;
Hole transmission layer, hole injection layer: all adopt tri-arylamine group material, the present invention is preferably NPB and TDATA;
Organic luminous layer: compound shown in formula I;
Electron transfer layer: be generally a metal-organic complex, preferably Alq3, BPhen etc.
Cathode layer: generally adopt the alloy of metal that the power functions such as lithium, magnesium, silver, calcium, strontium, aluminium, indium are lower or they and copper, gold and silver, or the electrode layer that alternately forms of metal and metal fluoride, the present invention is preferably magnesium/ag alloy layer;
Embodiment 7 fabricate devices OLED-1～OLED-6
1) by the glass substrate that has been coated with ITO conductive layer supersound process 30 minutes in clean-out system, in deionized water, rinse, in acetone/ethanol mixed solvent ultrasonic 30 minutes, under clean environment, be baked to complete drying, irradiate 10 minutes with UV-light cleaning machine, and with low energy positively charged ion bundle bombarded surface.
2) the above-mentioned ito glass substrate of handling well is placed in vacuum chamber, is evacuated to 1 × 10
-5～9 × 10
-3pa continues difference evaporation compound TDATA as hole injection layer on above-mentioned anode tunic, and evaporation speed is 0.1nm/s, and evaporation thickness is 40nm;
3) on above-mentioned hole injection layer film, continuing evaporation NPB is hole transmission layer, and evaporation speed is 0.1nm/s, and evaporation thickness is 10nm;
4) on hole transmission layer, continue compound 1f shown in evaporation one laminar I, 2f, 3f, 4f, 5f, 6f is as the luminescent layer of device, then continues the electron transfer layer of evaporation one deck Alq3 material as device, and plating speed is 0.1nm/s, and evaporation thickness is 50nm;
5) on above-mentioned electron transfer layer successively evaporation magnesium/ag alloy layer as the cathode layer of device, wherein the evaporation speed of magnesium/ag alloy layer is 2.0～3.0nm/s, evaporation thickness is 100nm, and magnesium and silver-colored mass ratio are 1:9, obtain successively OLED-1～OLED-6 provided by the invention.
OLED device performance testing conditions:
Brightness and tristimulus coordinates: use spectrum scanner PhotoResearch PR-715 test;
Current density and a bright voltage: use digital sourcemeter Keithley2420 test;
Power efficiency: use NEWPORT1931-C test.
The performance test results of embodiment 7 obtained device OLED-1 to OLED-6 is as shown in table 1.
The performance test results of table 1, OLED-1 to OLED-6
As from the foregoing, the organic luminescent device that the near infrared light material of this patent invention is made into, current density, power efficiency are higher, the photochromic near infrared region that is positioned at.
Although describe the present invention in conjunction with the preferred embodiments, but the present invention is not limited to above-described embodiment, should be appreciated that under the guiding of the present invention's design, those skilled in the art can carry out various modifications and improvement, and claims have been summarized scope of the present invention.
Claims (7)
1. compound shown in formula I:
In described formula I, R
afor R
1-(Z
1-A
1-Z
2)
x-;
R
bfor-(Z
3-A
2-Z
4)
y-R
2;
Wherein, R
1, R
2, R
c, R
d, R
eand R
fbe independently from each other H ,-F ,-Cl ,-CN ,-CF
3with-OCF
3, any one in the total number of carbon atoms of the total number of carbon atoms alkyl that is 1-15, fluoro alkoxyl group that is 1-15 of alkyl that the total number of carbon atoms is 1-15, alkoxyl group that the total number of carbon atoms is 1-15, normal olefine base that the total number of carbon atoms is 2-15, fluoro and the total number of carbon atoms of fluoro normal olefine base that is 2-15;
Z
1, Z
2, Z
3and Z
4be independently from each other-O-,-S-,-OCO-,-COO-,-CO-,-CH
2o-,-OCH
2-,-CF
2o-,-OCF
2-, at least one in the total number of carbon atoms of straight chained alkyl that the total number of carbon atoms of straight chained alkyl that the total number of carbon atoms is 1-15, normal olefine base that the total number of carbon atoms is 2-15, straight-chain alkynyl that the total number of carbon atoms is 2-15, fluoro is 1-15, fluoro be 2-15 alkylene and singly-bound;
A
1and A
2be independently from each other 1, 4-cyclohexylidene, 1, 4-phenylene, two phenenyl phosphinyl, N-phenyl-carbazole-2-base, N-phenyl-carbazole-3-base, 9, 10-anthryl, 1-naphthyl, 4-triphenylamine base, 2, 5-pyrimidyl, 3, 9-carbazyl, 2, 5-pyridyl, 2, 5-tetrahydrochysene-2H-pyranyl, 1, 3-diox-2, 5-base, 1, 2, 4-oxadiazole-3, 5-base, 1 of fluoro, 4-cyclohexylidene, 1 of fluoro, 4-phenylene, pyranoid ring two bases of fluoro, cyclic lactone two bases, five yuan of oxa-ring two bases, pentatomic sulphur heterocycle two bases, at least one in penta azacyclo two bases and singly-bound,
X and y are the integer of 0-3 independently of one another;
Described x or y are 2 or 3 o'clock independently of one another, structural unit Z
1-A
1-Z
2in the time occurring at every turn, Z
1identical or different, A
1identical or different, Z
2identical or different; Structural unit Z
3-A
2-Z
4in the time occurring at every turn, Z
3identical or different, A
2identical or different, Z
4identical or different.
2. a method of preparing compound shown in the formula I of claim 1, comprises and is prepared as follows step:
Work as R
awhile being not H, preparation process comprises as follows:
Compound shown in following formula VIII and hydrazine hydrate are carried out to ring closure reaction and obtain compound shown in formula I,
Or
Work as R
aduring for H, preparation process comprises as follows:
Compound shown in following formula X and hydrazine hydrate are carried out to ring closure reaction and obtain compound shown in formula I;
Described R
a, R
b, R
c, R
d, R
eand R
fdefinition all identical with the definition in claim 1.
3. according to the method for claim 2, comprise and be prepared as follows step:
Work as R
awhile being not H, preparation process comprises as follows:
1) substituted benzene compound shown in formula II is carried out to acylation reaction with ethy succinyl chloride shown in formula III at aluminum chloride under the condition of catalyzer, adding after completion of the reaction 1-3N, preferred 2N hydrochloric acid is under 1-2 condition, to carry out acidification reaction to obtain compound shown in formula IV in system pH;
2) in reaction system, use potassium tert.-butoxide as alkali, under the condition that is 9-14 in system pH, compound shown in step 1) gained formula IV and o-phthalaldehyde(OPA) are carried out to ring closure reaction, and adding after completion of the reaction 9-15N, preferred 12N hydrochloric acid is under 1-2 condition, to carry out acidification reaction to obtain compound shown in formula V in system pH;
3) by step 2) compound shown in gained formula V and sodium borohydride carry out reduction reaction, adding after completion of the reaction 9-15N, preferred 12N hydrochloric acid is under 1-2 condition, to carry out acidification reaction in system pH, adds after completion of the reaction p-methyl benzenesulfonic acid to carry out esterification and obtains compound shown in formula VI;
4) by compound and R shown in step 3) gained formula VI
abr, Mg carry out grignard reaction at iodine under as the condition of catalyzer, obtain compound shown in formula VII;
5) by step 4) gained formula VII compound and PCC(pyridine chromium trioxide salt acid complex) carry out oxidizing reaction, obtain compound shown in formula VIII;
6) step 5) gained formula VIII compound and hydrazine hydrate are carried out to ring closure reaction, obtain compound shown in formula I;
Or
Work as R
aduring for H, preparation process comprises as follows:
Preparation process 1), 2) and 3) and R
aidentical while being not H, in preparation process 3) after be then below preparation process 7);
7) by compound and DIBAL-H(diisobutyl aluminium hydride shown in step 3) gained formula VI) carry out reduction reaction, obtain compound shown in formula IX;
8) in reaction system, use triethylamine as alkali, under the condition that is 9-14 in system pH, compound shown in step 4) gained formula IX and oxalyl chloride are carried out to oxidizing reaction, obtain compound shown in formula X;
9) step 8) gained formula X compound and hydrazine hydrate are carried out to ring closure reaction, obtain compound shown in formula I;
Described R
a, R
b, R
c, R
d, R
eand R
fdefinition all identical with the definition in claim 1.
4. according to the method for claim 2 or 3, it is characterized in that:
In described step 1): the mol ratio of formula II compound and aluminum chloride is 1:0.5～1.5, preferably 1:1.0; The mol ratio of formula II compound and formula III compound is 1:1～2, preferably 1:1.2; In formula II compound and 1-3N, preferred 2N hydrochloric acid, the mol ratio of HCl is 1:2～8, preferably 1:5;
In described step 2) in: the mol ratio of described formula IV compound and o-phthalaldehyde(OPA) is 1:1～2, preferably 1:1.0; Selecting potassium tert.-butoxide to regulate the pH value of reaction system is 8～14, and the mol ratio of formula IV compound and potassium tert.-butoxide is 1:1～5, preferably 1:2.5; Formula IV compound and 9-15N, preferably the mol ratio of HCl is 1:2～8 in 12N hydrochloric acid, specifically can be 1: 2,1: 3,1: 4,1: 5,1: 6,1: 7,1: 8, preferably 1: 6;
In described step 3) in: the mol ratio of described formula V compound and sodium borohydride is 1: 2～8, preferably 1: 4; In formula V compound and 9-15N, preferred 12N hydrochloric acid, the mol ratio of HCl is 1: 2～8, preferably 1: 6; The mol ratio of formula V compound and tosic acid is 1: 0.2～1.0, preferably 1: 0.2;
In described step 4) in: described VI compound and R
athe mol ratio of Br is 1: 1～2, preferably 1: 1.2; The mol ratio of compound shown in formula VI and Mg is 1: 1～2, preferably 1: 2.0; The mol ratio of the compound shown in formula VI and iodine is 1: 0.2～1, preferably 1: 0.2;
In described step 5) in: the mol ratio of described formula VII compound and PCC is 1: 1～2, preferably 1: 1.0;
In described step 6) in: the mol ratio of described VIII compound and hydrazine hydrate is 1: 1～2, preferably 1: 1.5;
In described step 7) in: the mol ratio of described VI compound and DIBAL-H is 1: 1～2, preferably 1: 1.1;
In described step 8) in: the mol ratio of described formula IX compound and oxalyl chloride is 1: 1～2, preferably 1: 1.5; Selecting triethylamine to regulate the pH value of reaction system is 8～14, and the mol ratio of formula IV compound and triethylamine is 1: 2～12, preferably 1: 10; And
In described step 9) in: the mol ratio of described X compound and hydrazine hydrate be 1: 1～, preferably 1: 1.5.
5. according to the method described in any one in claim 3-4, it is characterized in that:
In described step 1) in: acylation reaction temperature is-40 ℃～40 ℃, preferably-20 ℃～0 ℃; Reaction times is 1～6 hour, is preferably 1～2 hour; Acidification reaction temperature is-20 ℃～60 ℃, and preferably 0 ℃～20 ℃, the reaction times is 0.5～4 hour, is preferably 0.5～1 hour;
In described step 2) in: ring closure reaction temperature is 0 ℃～80 ℃, preferably 20 ℃～40 ℃; Reaction times is 4～10 hours, is preferably 6～8 hours; Acidification reaction temperature is 0 ℃～80 ℃, preferably 20 ℃～40 ℃; Reaction times is 0.5～4 hour, is preferably 1～2 hour;
In described step 3) in: reduction reaction temperature is 0 ℃～80 ℃, preferably 20 ℃～40 ℃; Reaction times is 12～24 hours, is preferably 16～18 hours; Acidification reaction temperature is 0 ℃～80 ℃, preferably 20 ℃～40 ℃; Reaction times is 1～4 hour, is preferably 1～2 hour; Esterification reaction temperature is 40 ℃～120 ℃, preferably 100 ℃～120 ℃; Reaction times is 2～8 hours, is preferably 4～6 hours;
In described step 4) in reactions steps: temperature is 20 ℃～100 ℃, preferably 40 ℃～60 ℃; Time is 8～24 hours, is preferably 10～14 hours;
In described step 5) in reactions steps: temperature is 0 ℃～60 ℃, preferably 20 ℃～40 ℃; Reaction times is 2～18 hours, is preferably 6～12 hours;
In described step 6) in reactions steps: temperature is 20 ℃～100 ℃, preferably 60 ℃～80 ℃; Time is 2～12 hours, is preferably 4～8 hours;
In described step 7) in reactions steps: temperature is-100 ℃～-20 ℃, preferably-80 ℃～-60 ℃; Time is 1～8 hour, is preferably 2～4 hours;
In described step 8) reactions steps: temperature is-100 ℃～-20 ℃, preferably-80 ℃～-60 ℃; Time is 1～8 hour, is preferably 2～4 hours; And
In described step 9) reactions steps: temperature is 20 ℃～100 ℃, preferably 60 ℃～80 ℃; Time is 2～12 hours, is preferably 4～8 hours;
Described step 1)-9) all in solvent, carry out;
Described step 1)-9) in solvent be independently from each other at least one in tetrahydrofuran (THF), hexane, acetic acid, dimethylbenzene, ethanol, toluene, water, orthodichlorobenzene, acetic acid and Isosorbide-5-Nitrae-dioxane;
Described step 1)-9) in, reaction atmosphere is inert atmosphere, preferably argon gas atmosphere.
6. compound shown in the formula I of claim 1 is being prepared with organic electroluminescence devices material or being prepared with the purposes in OLED.
7. contain organic electroluminescence device material or the Organic Light Emitting Diode of compound shown in the formula I of claim 1.
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