CN110204504A - The more two thiocarbohydrazone derivatives of piperazines of triazine radical and its synthetic method and application - Google Patents

The more two thiocarbohydrazone derivatives of piperazines of triazine radical and its synthetic method and application Download PDF

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CN110204504A
CN110204504A CN201910315324.7A CN201910315324A CN110204504A CN 110204504 A CN110204504 A CN 110204504A CN 201910315324 A CN201910315324 A CN 201910315324A CN 110204504 A CN110204504 A CN 110204504A
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thiocarbohydrazone
piperazines
derivatives
compound
triazine radical
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蒋选丰
吴尧
罗陈林
林子涵
蒋清丰
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Hubei University
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Hubei University
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    • C07D251/00Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D251/26Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
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    • C07D401/02Heterocyclic 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
    • C07D401/12Heterocyclic 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 chain containing hetero atoms as chain links
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Abstract

The invention discloses a kind of more two thiocarbohydrazone derivatives of piperazines of triazine radical, the more two thiocarbohydrazone derivatives of piperazines of the triazine radical synthesize with the following method: (1) 1- piperazine-Boc, Cyanuric Chloride ,-R1With-R2Substitution reaction occurs for substituent group, generates intermediate c;(2) hydrolysis occurs for the intermediate c and hydrochloric acid, takes off-Boc base, obtains intermediate d;(3) the intermediate d and CS2Thiocarboxylic's reaction occurs, obtains finished product.The more two thiocarbohydrazone derivatives of piperazines of triazine radical provided in the present invention can improve the chemical stability of corresponding thiocarbohydrazone compound by the semi-rigid six-membered cyclic skeleton of piperazine group by push-pull electronic effect, its with unique pincer structure, can and transition metal ions form that coordination is strong, super molecular complex of stable in physicochemical property.The present invention also provides the applications of the more two thiocarbohydrazone derivatives of piperazines of triazine radical.

Description

The more two thiocarbohydrazone derivatives of piperazines of triazine radical and its synthetic method and application
Technical field
The invention belongs to technical field of organic synthesis, are related to a kind of multiple tooth metal organic complex donor, more specifically, It is related to a kind of more two thiocarbohydrazone derivatives of piperazines of triazine radical and its synthetic method and application.
Background technique
Thiocarbohydrazone derivative bioprobe, coordination catalysis, Supramolecular self assembly and in terms of It has a wide range of applications.The thiocarbohydrazone derivative controllable method for preparing of different function has been realized by chemical synthesis process It is concerned by people.
From the point of view of current document report, fatty two thiocarbohydrazone derivative of amido is closed by reaction in-situ " one kettle way " At what is obtained, but obtained compound separation difficult to realize and characterization, and the property of product is extremely unstable, easily and in air Oxygen reacts to form persulfide, is difficult to store at room temperature, and then influences the Coordinate self-assembly and sulphur-alkene with metal ion With sulphur-alkynes polymer reaction activity.
In view of the extensive use of thiocarbohydrazone derivative, it is necessary to provide a kind of chemical property more stable thio kappa Hydazone derivative.
Summary of the invention
It is an object of the invention to overcome above-mentioned technical deficiency, propose that a kind of more two thiocarbohydrazones of piperazines of triazine radical spread out Biology, the thiocarbohydrazone derivatives chemical property are stablized, and it is with unique pincer structure, can be with transition metal ions shape Strong, stable in physicochemical property the super molecular complex at coordination;The purpose of second aspect of the present invention is, provides a kind of triazine The synthetic method of two thiocarbohydrazone derivative of Quito piperazines;The purpose of third aspect present invention is, provides a kind of triazine The application of two thiocarbohydrazone derivative of Quito piperazines.
To reach above-mentioned technical purpose, technical solution of the present invention provides a kind of more two thiocarbohydrazones of piperazines of triazine radical Derivative has the following structure formula:
Wherein, R1And R2Independently of each other, R1And R2Be respectively selected from A1, A2, A3, A4 or
A5:
Technical solution of the present invention also provides a kind of synthetic method of more two thiocarbohydrazone derivatives of piperazines of triazine radical, Include the following steps:
S1,1- piperazine-Boc, Cyanuric Chloride ,-R1With-R2Substitution reaction occurs for substituent group, generates intermediate c;
Hydrolysis occurs for S2, the intermediate c and hydrochloric acid, takes off-Boc base, obtains intermediate d;
S3, the intermediate d and CS2Thiocarboxylic's reaction occurs, obtains finished product.
Technical solution of the present invention additionally provides a kind of more two thiocarbohydrazone derivatives of piperazines of triazine radical in heavy metal Application in terms of ion fluorescence probe, OLED luminescent material, VOCs fluorescent optical sensor, supermolecule photoswitch.
Compared with prior art, the beneficial effect comprise that
1, the more two thiocarbohydrazone derivatives of piperazines of triazine radical provided in the present invention pass through the semi-rigid of piperazine group Six-membered cyclic skeleton can improve the chemical stability of corresponding thiocarbohydrazone compound by push-pull electronic effect, have Unique pincer structure, can and transition metal ions form that coordination is strong, super molecular complex of stable in physicochemical property;
2, synthetic method provided by the invention as starting material and makes full use of 1,3,5- in Cyanuric Chloride using Cyanuric Chloride The activity difference of the nucleophilic displacement of fluorine of the C-Cl key of position, reacts to obtain property by substitution reaction, hydrolysis and thiocarboxylic The more two thiocarbohydrazone derivatives of piperazines of stable triazine radical, to realize that the more piperazinyl rigid backbone molecular fractionations of classification are controllable Function dough;And of the invention synthetic method is simple, yield is high, storage ability is good at room temperature for the product of synthesis;
3, the more two thiocarbohydrazone derivatives of piperazines of triazine radical provided by the invention can be applied to heavy metal ion fluorescence Probe, OLED luminescent material, VOCs fluorescent optical sensor and supermolecule photoswitch etc. are also used as Jin-gold bonding effect The synthesis material of the organic polymer self-assembled material of driving has further widened more two thiocarbohydrazones of piperazines of triazine radical and has spread out The application of biology.
Detailed description of the invention
Fig. 1 is the nuclear magnetic resonance spectroscopy spectrogram of compound 3 obtained in the embodiment of the present invention 1;
Fig. 2 is the carbon-13 nmr spectra spectrogram of compound 3 obtained in the embodiment of the present invention 1;
Fig. 3 is the nuclear magnetic resonance spectroscopy spectrogram of compound 5 obtained in the embodiment of the present invention 1;
Fig. 4 is the carbon-13 nmr spectra spectrogram of compound 5 obtained in the embodiment of the present invention 1;
Fig. 5 is the nuclear magnetic resonance spectroscopy spectrogram of compound 6 obtained in the embodiment of the present invention 2;
Fig. 6 is the carbon-13 nmr spectra spectrogram of compound 6 obtained in the embodiment of the present invention 2;
Fig. 7 is the mass spectrogram of compound 6 obtained in the embodiment of the present invention 2;
Fig. 8 is the carbon-13 nmr spectra spectrogram of compound 7 obtained in the embodiment of the present invention 2;
Fig. 9 is the nuclear magnetic resonance spectroscopy spectrogram of compound 8 obtained in the embodiment of the present invention 2;
Figure 10 is the carbon-13 nmr spectra spectrogram of compound 8 obtained in the embodiment of the present invention 2;
Figure 11 is the mass spectrogram of compound 8 obtained in the embodiment of the present invention 2;
Figure 12 is the nuclear magnetic resonance spectroscopy spectrogram of compound 9 obtained in the embodiment of the present invention 2;
Figure 13 is the nuclear magnetic resonance spectroscopy spectrogram of compound 10 obtained in the embodiment of the present invention 3;
Figure 14 is the nuclear magnetic resonance spectroscopy spectrogram of compound 12 obtained in the embodiment of the present invention 3;
Figure 15 is the carbon-13 nmr spectra spectrogram of compound 12 obtained in the embodiment of the present invention 3;
Figure 16 is the nuclear magnetic resonance spectroscopy spectrogram of compound 13 obtained in the embodiment of the present invention 4;
Figure 17 is the carbon-13 nmr spectra spectrogram of compound 13 obtained in the embodiment of the present invention 4;
Figure 18 is the nuclear magnetic resonance spectroscopy spectrogram of compound 14 obtained in the embodiment of the present invention 4;
Figure 19 is the nuclear magnetic resonance spectroscopy spectrogram of compound 15 obtained in the embodiment of the present invention 4;
Figure 20 is the carbon-13 nmr spectra spectrogram of compound 15 obtained in the embodiment of the present invention 4;
Figure 21 is the nuclear magnetic resonance spectroscopy spectrogram of compound 17 obtained in the embodiment of the present invention 5;
Figure 22 is the nuclear magnetic resonance spectroscopy spectrogram of compound 18 obtained in the embodiment of the present invention 5;
Figure 23 is the nuclear magnetic resonance spectroscopy spectrogram of compound 19 obtained in the embodiment of the present invention 5;
Figure 24 is the carbon-13 nmr spectra spectrogram of compound 19 obtained in the embodiment of the present invention 5;
Figure 25 is the mass spectrogram of compound 19 obtained in the embodiment of the present invention 5.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that embodiment described herein is only used to explain the present invention, and do not have to It is of the invention in limiting.
The embodiment provides a kind of more two thiocarbohydrazone derivatives of piperazines of triazine radical, have following knot Structure formula:
Wherein, R1And R2Independently of each other, R1And R2It is respectively selected from A1, A2, A3, A4 or A5:
In some preferred embodiments of the invention, R1And R2It is A1;More two thiocarbohydrazones of piperazines of the triazine radical Derivant structure is symmetrical, and property is more stable.
The embodiment of the present invention also provides a kind of synthetic method of more two thiocarbohydrazone derivatives of piperazines of triazine radical, packet Include following steps:
(1) 1- piperazine-Boc, Cyanuric Chloride ,-R1With-R2Substitution reaction occurs for substituent group, generates intermediate c;
(2) hydrolysis occurs for intermediate c and hydrochloric acid, takes off-Boc base, obtains intermediate d;
(3) intermediate d and CS2Thiocarboxylic's reaction occurs, obtains finished product.
Substitution reaction generation intermediate c occurs in the present invention, in step (1) and is specifically divided into the following two kinds situation: if (1) R1 And R2It is A1, then three in Cyanuric Chloride-Cl is replaced by-Boc, then 1- piperazine-Boc and Cyanuric Chloride occur to replace anti- Intermediate 3 (i.e. intermediate c), directly progress next step reaction should be directly obtained;(2) if R1 and R2 are not all A1, three polychlorostyrene The part-Cl in cyanogen is replaced by-Boc, then 1- piperazine-Boc first occur with Cyanuric Chloride the obtained intermediate 6 of substitution reaction or 16, intermediate 6 or 16 is further continued for and-R1With-R2Nucleophilic substitution occurs, generates intermediate c.
In the present invention, in step (1), the first alkali and the first organic solvent are also added into during substitution reaction, wherein the One alkali is one of sodium carbonate, potassium carbonate, triethylamine, DMAP, sodium bicarbonate, saleratus or a variety of;Preferably, the first alkali For potassium carbonate.
In some preferred embodiments of the invention, the molar ratio of the first alkali and Cyanuric Chloride is 1~10:1.
In the present invention, the first organic solvent be one of tetrahydrofuran, methanol, ethyl alcohol, dioxane, methylene chloride or It is a variety of.
In some preferred embodiments of the invention, if R1And R2It is A1, the first organic solvent is tetrahydrofuran;If R1And R2It is not all A1, the first organic solvent is tetrahydrofuran and dioxane, wherein 1- piperazine-Boc and Cyanuric Chloride occur Reacting the first organic solvent used in obtained intermediate 1 is tetrahydrofuran, intermediate 1 and-R1With-R2Substitution reaction institute occurs First organic solvent is dioxane.
In the present invention, the temperature of substitution reaction is -5~150 DEG C in step (1).
In some preferred embodiments of the invention, in step (1), if R1And R2It is A1, then the temperature of substitution reaction It is 70~100 DEG C;If R1And R2It is not all A1, then 1- piperazine-Boc prepares the anti-of intermediate 1 with Cyanuric Chloride generation substitution reaction Answering temperature is -5~30 DEG C;Intermediate 1 and-R1With-R2Occur nucleophilic substitution prepare intermediate c reaction temperature be 110~ 150℃。
The present invention makes full use of the activity difference of the nucleophilic displacement of fluorine of 1,3,5- C-Cl keys in Cyanuric Chloride, passes through control Reaction temperature realizes Cyanuric Chloride and 1-Boc- piperazine or substep nucleophilic displacement of fluorine occurs for other nitrogenous compounds, and synthesis obtains a system The pyrrolotriazine derivatives that more piperazines of the N-Boc protection of column replace, and then realize and be classified controllable function dough, target product yield height And property is stablized.
In the present invention, in step (2), be also added into the second organic solvent in hydrolysis, the second organic solvent be methanol, One of ethyl alcohol, normal propyl alcohol, isopropanol are a variety of;Preferably, the second organic solvent is ethyl alcohol.
In some preferred embodiments of the invention, the molar ratio of hydrochloric acid and intermediate c are 1~4:1 in step (2).
In the present invention, in step (2), temperature 50 C~90 DEG C of hydrolysis, the reaction time is 8~48h;Preferably, Hydrolysising reacting temperature is 50 DEG C.
In the present invention, it is also added into the second alkali and third organic solvent in thiocarboxylic's reaction process in step (3), the Two alkali are one of sodium hydroxide, potassium hydroxide, lithium hydroxide or a variety of;Preferably, the second alkali is potassium hydroxide.Third has Solvent is one of methanol, ethyl alcohol, normal propyl alcohol, isopropanol or a variety of;Preferably, third organic solvent is methanol or second Alcohol.
In some preferred embodiments of the invention, the molar ratio of the second alkali and intermediate d are 2~10:1.
In the present invention, step (3) specifically prepares finished product with the following method: intermediate d, the second alkali and third is organic molten After agent dissolution, after mixed liquor is heated to 8~12h of reaction temperature reaction, CS is added2The reaction was continued, and 8~48h obtains finished product.
In the present invention, in step (3), the reaction temperature of thiocarboxylic's reaction is 20~60 DEG C;Preferably, reaction temperature It is 40 DEG C.
In the present invention, CS2Molar ratio with intermediate d is 3~10:1.
The embodiments of the present invention also provide a kind of more two thiocarbohydrazone derivatives of piperazines of triazine radical heavy metal from Application in terms of sub- fluorescence probe, OLED luminescent material, VOCs fluorescent optical sensor and supermolecule photoswitch.
Below in conjunction with specific embodiment, the present invention will be described in further detail.It should be appreciated that tool described herein Body embodiment is only used to explain the present invention, is not intended to limit the present invention.Experimental method in the present invention, such as without special theory It is bright, it is conventional method.Experimental material used in the present invention is that market is commercially available unless otherwise specified.
Embodiment 1:
The synthesis of 4- tri- (1- carbodithioic acid base) piperazinyl -1,3,5- triazine sylvite (compound 5):
(1) synthesis of (1-Boc yl) piperazinyl -1,3,5- triazine of 4- tri- (compound 3):
By Cyanuric Chloride (0.92g, 5.03mmol), 1- piperazine-Boc (3.3g, 5.21mmol), K2CO3 (0.69g, It 5mmol) is added in 80mL tetrahydrofuran organic solvent, is stirred continuously, mixed liquor is warming up to 85 DEG C of reflux, in nitrogen protection It after lower reaction 48h, is spin-dried for, washes, filters, dries by vacuum, obtain dry compound 3 (2.83g, yield 89%);
(2) synthesis of three piperazinyl -1,3,5- triazine (compound 4) of 4- (1- hydrogen):
5mL water and 5mL concentrated hydrochloric acid is added using 20mL ethyl alcohol as solvent in Weigh Compound 3 (2.80g, 4.42mmol) (1M), is stirred continuously, and is warming up to 50 DEG C of reflux, reacts 48h under nitrogen protection;After the reaction was completed, solvent is spin-dried for, is added Water is added dropwise NaOH concentrated solution to pH of mixed and reaches 14 after ultrasonic, 50mL methylene chloride is added and is stirred continuously and extracts, will Organic phase after liquid separation is spare, and water phase is carried out liquid separation again using 50mL methylene chloride, is repeated above extracting operation 3~5 times, By all liquid separations obtain it is organic mix after, it is dry using 4g anhydrous sodium sulfate and depressurize and be spin-dried for solvent to get to compound 4 (1.25g, yield 85%);
(3) synthesis of 4- tri- (1- carbodithioic acid base) piperazinyl -1,3,5- triazine sylvite (compound 5):
Using 50mL sealing straight reaction tube as container, by compound 4 (1.20g, 3.60mmol) and KOH (0.5g, It 8.93mmol) is dissolved in 20mL alcohol solvent and in logical stirred under nitrogen mixed liquor, mixed liquor is warming up to 40 DEG C of reaction 12h, CS is added under air-proof condition again2(1mL, 15mmol), the reaction was continued for 24 hours, is after the reaction was completed spin-dried for solvent, and 3~5mL is added Methanol, ultrasonic dissolution, then 10mL Diethyl ether recrystallization is poured into, obtain target compound 5 (1.94g, the yield of pale yellow powder shape 80%, purity 96%, 262~263 DEG C of fusing point).
Nuclear magnetic resonance spectroscopy is carried out to substance obtained using Nuclear Magnetic Resonance, as a result as follows:
Compound 3:
1H NMR (500MHz, Chloroform-d) δ 3.73 (t, J=5.1Hz, 11H), 3.44 (t, J=5.1Hz, 12H), 1.48 (s, 27H), specific nuclear magnetic resonance spectroscopy spectrogram are shown in Fig. 1;
13C NMR (100MHz, Chloroform-d) δ 165.39,154.80,79.82,67.06,43.03,28.41, tool Body carbon-13 nmr spectra spectrogram is shown in Fig. 2.
Compound 5:
1H NMR(500MHz,DMSO-d6, 298K) and δ=3.64 (s, 12H), 3.35 (s, 14H), specific hydrogen nuclear magnetic resonance Spectrum spectrogram is shown in Fig. 3;
13C NMR(100MHz,DMSO-d6) δ 214.60,165.12,49.33,43.21, specific carbon-13 nmr spectra spectrogram See Fig. 4.
Embodiment 2:
1,3- bis- (1- carbodithioic acid base -4- piperazinyl) -5- (1- pyridyl group -4- piperazinyl) -1,3,5- triazine sylvite The synthesis of (compound 9):
(1) synthesis of the chloro- 1,3,5- triazine (compound 6) of (1-Boc base -4- the piperazinyl) -5- of 1,3- bis-:
By Cyanuric Chloride (1g, 5.46mmol), 1- piperazine-Boc (1.03g, 5.50mmol), potassium carbonate (3.8g, It 27.5mmol) is added in 80mL tetrahydrofuran organic solvent, is stirred continuously, mixed liquor is reacted at room temperature, protected in nitrogen After the lower reaction 48h of shield, it is spin-dried for, washes, filters, dries by vacuum, obtain dry compound 6 (2.34g, yield 88%);
(2) 1,3- bis- (1-Boc base -4- piperazinyl) -5- (1- pyridyl group -4- piperazinyl) -1,3,5- triazine (compound 7) Synthesis:
Compound 6 (2.30g, 4.77mmol) is dissolved in Isosorbide-5-Nitrae-dioxane solvent of 50mL, (4- pyridine is sequentially added Base) -1- piperazine (0.80g 4.91mol), K2CO3 (1.97g, 14.31mol), it is stirred continuously, is warming up in a nitrogen atmosphere 110 DEG C of reflux after reacting 48h, are spin-dried for by vacuum, wash, filtering, drying and obtain dry compound 7 (2.36g, yield 81%);
(3) 1,3- bis- (1- hydrogen -4- piperazinyl) -5- (1- pyridyl group -4- piperazinyl) -1,3,5- triazine (compound 8) Synthesis:
And the synthesis step of compound 4 is identical as post processing mode, and difference is, with compound 7 (2.3g, 3.77mmol) For reactant, 50 DEG C of progress back flow reactions are warming up to, by reaction and after purification, obtain compound 8 (1.31g, yield 85%);
(4) 1,3- bis- (1- carbodithioic acid base -4- piperazinyl) -5- (1- pyridyl group -4- piperazinyl) -1,3,5- triazine potassium The synthesis of salt (compound 9):
And the synthesis step of compound 5 is identical as post processing mode, and difference is, with compound 8 (1.3g, 2.04mmol) It is reactant with KOH (0.68g, 12.2mmol), mixed liquor is warming up to 40 DEG C of reactions, by reaction and after purification, obtains white The powdered target compound 9 of color (1.04g, yield 80%, purity 92%, 222~223 DEG C of fusing point).
Nuclear magnetic resonance spectroscopy is carried out to substance obtained using Nuclear Magnetic Resonance, as a result as follows:
Compound 6:
1H NMR (500MHz, Chloroform-d) δ 3.82 (s, 8H), 3.51 (s, 8H), 1.53 (d, J=2.0Hz, 18H), specific nuclear magnetic resonance spectroscopy spectrogram is shown in Fig. 5;
13C NMR (100MHz, Chloroform-d) δ 165.39,154.80,79.82,43.03,28.41, specific nuclear-magnetism Resonance carbon spectrum spectrogram is shown in Fig. 6;
Mass spectrum: ESI-MS (CH3OH) m/z:[M+H]+,calcd for C21H34ClN7O4 +,483.24;Found, 484.6, Specific mass spectrogram is shown in Fig. 7.
Compound 7:
13C NMR (100MHz, Chloroform-d) δ 165.35 (d, J=3.9Hz), 154.81,149.33,108.25, 79.91,45.81,42.74 (d, J=79.0Hz), 28.42, specific carbon-13 nmr spectra spectrogram is shown in Fig. 8.
Compound 8:
1H NMR(500MHz,DMSO-d6) δ 14.02 (s, 1H), 9.69 (s, 4H), 8.29 (t, J=5.4Hz, 2H), 7.25 (dd, J=14.6,7.0Hz, 2H), 4.18-3.87 (m, 12H), 3.09 (s, 8H), specific nuclear magnetic resonance spectroscopy spectrogram are shown in Fig. 9;
13C NMR(100MHz,DMSO-d6) δ 165.11,157.09,140.22 (d, J=38.3Hz), 108.22 (d, J= 66.3Hz), 45.75,42.75, specific carbon-13 nmr spectra spectrogram is shown in Figure 10;
Mass spectrum: ESI-MS (CH3OH) m/z:[M+H]+, calcd for C20H30N10 +,410.27;Found, 411, specifically Mass spectrogram is shown in Figure 11.
Compound 9:
1H NMR(500MHz,DMSO-d6) δ 8.20 (dd, J=6.0,2.5Hz, 2H), 7.01-6.73 (m, 2H), 4.41 (p, J=3.0Hz, 9H), 3.85 (dd, J=7.1,3.6Hz, 4H), 3.69 (p, J=3.1Hz, 9H), 3.41 (d, J=5.6Hz, 4H), specific nuclear magnetic resonance spectroscopy spectrogram is shown in Figure 12.
Embodiment 3:
1,3- bis- (1- carbodithioic acid base -4- piperazinyl) -5- (N, N- diallyl) -1,3,5- triazine (compound 12) Synthesis:
(1) conjunction of 1,3- bis- (1-Boc base -4- piperazinyl) -5- (N, N- diallyl) -1,3,5- triazine (compound 10) At:
And the synthesis step of compound 7 is identical as post processing mode, and difference is, with compound 6 (1g, 2.07mmol), Diallylamine (1.3mL, 10mmol), K2CO3(1.38g, 10mmol) is reactant, is warming up to 110 DEG C of progress back flow reactions, is passed through Reaction is crossed with after purification, obtains compound 10 (0.93g, yield 82%);
(2) 1,3- bis- (1- hydrogen -4- piperazinyl) -5- (N, N- diallyl) -1,3,5- triazine hydrochloride (compound 11) Synthesis:
And the synthesis step of compound 4 is identical as post processing mode, and difference is, with compound 10 (0.9g, 1.65mmol) be reactant, be warming up to 50 DEG C of progresss back flow reactions, by reaction with after purification, obtain compound 11 (0.49g, Yield 85%);
(3) 1,3- bis- (1- carbodithioic acid base -4- piperazinyl) -5- (N, N- diallyl) -1,3,5- triazine (compound 12) synthesis:
And the synthesis step of compound 5 is identical as post processing mode, and difference is, with compound 11 (0.49g, 1.41mmol) and KOH (0.4g, 7.10mmol) is reactant, mixed liquor is warming up to 40 DEG C of reactions, by reacting and purifying Afterwards, the target compound 12 (0.69g, yield 86%, purity 96%, 205~206 DEG C of fusing point) of white powder is obtained.
Nuclear magnetic resonance spectroscopy is carried out to substance obtained using Nuclear Magnetic Resonance, as a result as follows:
Compound 10:
1H NMR(500MHz,DMSO-d6) δ 9.58 (s, 4H), 3.94 (t, J=5.1Hz, 8H), 3.60 (dq, J=12.0, 6.7Hz, 8H), 3.46 (q, J=7.0Hz, 2H), 3.20-3.00 (m, 8H), 1.08 (t, J=7.0Hz, 2H) .3.35 (s, 17H), 1.44 (s, 19H), specific nuclear magnetic resonance spectroscopy spectrogram are shown in Figure 13.
Compound 12:
1H NMR(500MHz,DMSO-d6) δ 5.82 (brs, 2H), 5.11 (t, J=13.7Hz, 4H), 4.35 (t, J= 5.3Hz, 8H), 4.09 (d, J=5.7Hz, 4H), 3.62 (t, J=5.3Hz, 8H), specific nuclear magnetic resonance spectroscopy spectrogram are shown in Figure 14;
13C NMR(100MHz,DMSO-d6)δ214.73,194,165.28,165.09,134.98,116.80,66.51, 49.33,48.51,43.21,42.40, specific carbon-13 nmr spectra spectrogram is shown in Figure 15.
Embodiment 4:
1,3- bis- (1- carbodithioic acid base -4- piperazinyl) -5- (N, N- bis- (1- ethylene glycol) -1,3,5- triazine sylvite The synthesis of (compound 15):
(1) 1,3- bis- (1-Boc base -4- piperazinyl) -5- (N, N- bis- (1- ethylene glycol) -1,3,5- triazine (compound 13) synthesis:
And the synthesis step of compound 7 is identical as post processing mode, and difference is, with compound 6 (1g, 2.07mmol), Diethanol amine (2mL, 20.7mmol), K2CO3(1.38g, 10mmol) is reactant, is warming up to 110 DEG C of progress back flow reactions, is passed through Reaction is crossed with after purification, obtains compound 13 (1.01g, yield 88%);
(2) 1,3- bis- (1- hydrogen -4- piperazinyl) -5- ((1- the ethylene glycol) -1,3,5- triazine of N, N- bis- (compound 14) Synthesis:
And the synthesis step of compound 4 is identical as post processing mode, and difference is, with compound 13 (1.0g, It is 1.81mmol) reactant, is warming up to 50 DEG C of progress back flow reactions, by reaction and after purification, obtains compound 14 (0.568g, yield 89%);
(3) 1,3- bis- (1- carbodithioic acid base -4- piperazinyl) -5- (N, N- bis- (1- ethylene glycol) -1,3,5- triazine potassium The synthesis of salt (compound 15):
And the synthesis step of compound 5 is identical as post processing mode, and difference is, with compound 14 (0.56g, 1.60mmol) and KOH (0.54g, 9.6mmol) is reactant, mixed liquor is warming up to 40 DEG C of reactions, by reacting and purifying Afterwards, the target compound 15 (0.79g, yield 85%, purity 96%, 202~203 DEG C of fusing point) of white powder is obtained.
Nuclear magnetic resonance spectroscopy is carried out to substance obtained using Nuclear Magnetic Resonance, as a result as follows:
Compound 13:
1H NMR(500MHz,Chloroform-d)δ4.52(s,2H),3.89(s,5H),3.75(s,12H),3.48(s, 8H), 1.49 (s, 18H), specific nuclear magnetic resonance spectroscopy spectrogram are shown in Figure 16;
13C NMR(100MHz,Chloroform-d)δ167.05,164.40,154.70,80.00,62.79,51.28, 43.17,28.39, specific carbon-13 nmr spectra spectrogram is shown in Figure 17.
Compound 14:
1H NMR(500MHz,DMSO-d6) δ 9.58 (s, 4H), 3.94 (t, J=5.1Hz, 8H), 3.60 (dq, J=12.0, 6.7Hz, 8H), 3.46 (q, J=7.0Hz, 2H), 3.20-3.00 (m, 8H), specific nuclear magnetic resonance spectroscopy spectrogram are shown in Figure 18.
Compound 15:
1H NMR(500MHz,DMSO-d6) δ 4.71 (s, 2H), 4.47-4.27 (m, 8H), 3.61 (t, J=5.3Hz, 8H), 3.56 (s, 8H), specific nuclear magnetic resonance spectroscopy spectrogram are shown in Figure 19;
13C NMR(100MHz,DMSO-d6) δ 214.69,194.22,165.09,59.54 (d, J=12.1Hz), 50.93 (d, J=55.56Hz), 49.30 (d, J=70.76Hz), 42.83 (d, J=102.9Hz), specific carbon-13 nmr spectra spectrogram are shown in Figure 20.
Embodiment 5:
1,3- bis- (3- acrylic-amino) -5- (1- carbodithioic acid base 4- piperazinyl) -1,3,5- triazine sylvite (compound 19) synthesis:
(1) synthesis of the chloro- 1,3,5- triazine (compound 16) of 2- (1-Boc base -4- piperazinyl) -4,6-:
And the synthesis step of compound 3 is identical as post processing mode, and difference is, with Cyanuric Chloride (1g, 5.43mmol), 1- piperazine-Boc (1.03g, 5.50mmol), potassium carbonate (3.8g, 27.5mmol) are reactant, and mixed liquor is carried out at -5 DEG C Reaction, by after purification, obtaining compound 16 (1.537g, yield 85%).The compound easily hydrolyzes at room temperature, directly into Row reacts in next step;
(2) synthesis of 1,3- bis- (3- acrylic-amino) -5- (1-Boc base 4- piperazinyl) -1,3,5- triazine (compound 17):
And the synthesis step of compound 7 is identical as post processing mode, and difference is, with compound 16 (1.0g, 3.00mmol), allylamine (2.4mL, 54.30mmol), K2CO3(3.06g, 22.2mmol) be reactant, be warming up to 110 DEG C into Row back flow reaction obtains compound 17 (1.47g, yield 82%) by reaction and after purification;
(3) synthesis of 1,3- bis- (3- acrylic-amino) -5- (1 hydrogen -4- piperazinyl) -1,3,5- triazine (compound 18):
And the synthesis step of compound 4 is identical as post processing mode, and difference is, with compound 17 (1.4g, 3.59mmol) be reactant, be warming up to 50 DEG C of progresss back flow reactions, by reaction with after purification, obtain compound 18 (0.80g, Yield 81%);
(4) 1,3- bis- (3- acrylic-amino) -5- (1- carbodithioic acid base 4- piperazinyl) -1,3,5- triazine sylvite (chemical combination Object 19) synthesis:
And the synthesis step of compound 5 is identical as post processing mode, and difference is, with compound 18 (0.80g, 2.9mmol) and KOH (0.54g, 9.6mmol) is reactant, and mixed liquor is warming up to 40 DEG C of reactions, by reaction and after purification, Obtain the target compound 19 (0.90g, yield 80%, purity 93%, 200~201 DEG C of fusing point) of white powder.
Nuclear magnetic resonance spectroscopy is carried out to substance obtained using Nuclear Magnetic Resonance, as a result as follows:
Compound 17:
1H NMR (500MHz, Chloroform-d) δ 5.15 (dd, J=52.6,13.7Hz, 5H), 4.91 (s, 2H), 4.00 (s, 5H), 3.73 (s, 6H), 3.43 (s, 5H), 1.88 (s, 2H), specific nuclear magnetic resonance spectroscopy spectrogram are shown in Figure 21.
Compound 18:
1H NMR (500MHz, Chloroform-d) δ 5.21 (d, J=17.1Hz, 2H), 5.10 (d, J=10.3Hz, 2H), 4.91 (s, 2H), 4.00 (s, 4H), 3.73 (s, 4H), 3.43 (s, 4H), 1.88 (s, 1H), specific nuclear magnetic resonance spectroscopy spectrum Figure is shown in Figure 22.
Compound 19:
1H NMR(500MHz,DMSO-d6) δ 6.84 (d, J=65Hz, 2H), 5.96-5.75 (m, 2H), 5.24-5.04 (m, 2H), 5.01 (d, J=10.3Hz, 2H), 4.34 (t, J=5.4Hz, 4H), 3.84 (t, J=5.8Hz, 4H), 3.60 (s, 4H), Specific nuclear magnetic resonance spectroscopy spectrogram is shown in Figure 23;
13C NMR(100MHz,DMSO-d6)δ220.96,172.25,142.99,121.21,72.55,55.44,49.17, 21.07, specific carbon-13 nmr spectra spectrogram is shown in Figure 24;
Mass spectrum: ESI-MS (CH3OH) m/z:[M-K+Na+H]+,calcd for C14H20NaN7S2+,389.09;found, 376.1, specific mass spectrogram is shown in Figure 25.
It should be noted that the above various embodiments belongs to same inventive concept, the description of each embodiment emphasizes particularly on different fields, Not detailed place is described in separate embodiment, can refer to the description in other embodiments.
Embodiments of the present invention above described embodiment only expresses, the description thereof is more specific and detailed, but can not Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art, Under the premise of not departing from present inventive concept, various modifications and improvements can be made, and these are all within the scope of protection of the present invention. Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.

Claims (10)

1. a kind of more two thiocarbohydrazone derivatives of piperazines of triazine radical, which is characterized in that it has the following structure formula:
Wherein, R1And R2Independently of each other, the R1And R2It is respectively selected from A1, A2, A3, A4 or A5:
2. a kind of synthetic method of the more two thiocarbohydrazone derivatives of piperazines of triazine radical as described in claim 1, feature It is, includes the following steps:
S1,1- piperazine-Boc, Cyanuric Chloride ,-R1With-R2Substitution reaction occurs for substituent group, generates intermediate c;
Hydrolysis occurs for S2, the intermediate c and hydrochloric acid, takes off-Boc base, obtains intermediate d;
S3, the intermediate d and CS2Thiocarboxylic's reaction occurs, obtains finished product.
3. the synthetic method of the more two thiocarbohydrazone derivatives of piperazines of triazine radical according to claim 2, feature exist In, be also added into the first alkali and the first organic solvent in the step S1, first alkali be sodium carbonate, potassium carbonate, triethylamine, One of DMAP, sodium bicarbonate, saleratus are a variety of;The molar ratio of first alkali and Cyanuric Chloride is 1~10:1;Institute Stating the first organic solvent is one of tetrahydrofuran, methanol, ethyl alcohol, dioxane, methylene chloride or a variety of.
4. the synthetic method of the more two thiocarbohydrazone derivatives of piperazines of triazine radical according to claim 2, feature exist In the temperature of substitution reaction is -5~150 DEG C in the step S1.
5. the synthetic method of the more two thiocarbohydrazone derivatives of piperazines of triazine radical according to claim 2, feature exist In the molar ratio of hydrochloric acid and the intermediate c are 1~4:1 in the step S2.
6. the synthetic method of the more two thiocarbohydrazone derivatives of piperazines of triazine radical according to claim 2, feature exist In temperature 50 C~90 DEG C of hydrolysis in the step S2, the reaction time is 8~48h.
7. the synthetic method of the more two thiocarbohydrazone derivatives of piperazines of triazine radical according to claim 2, feature exist In being also added into the second alkali and third organic solvent in the step S3, the second alkali is sodium hydroxide, potassium hydroxide, hydroxide One of lithium is a variety of;The molar ratio of second alkali and the intermediate d are 2~10:1;The third organic solvent is One of methanol, ethyl alcohol, normal propyl alcohol, isopropanol are a variety of.
8. the synthetic method of the more two thiocarbohydrazone derivatives of piperazines of triazine radical according to claim 2, feature exist In the reaction temperature that thiocarboxylic reacts in the step S3 is 20~60 DEG C.
9. the synthetic method of the more two thiocarbohydrazone derivatives of piperazines of triazine radical according to claim 2, feature exist In the CS2Molar ratio with the intermediate d is 3~10:1.
10. a kind of more two thiocarbohydrazone derivatives of piperazines of triazine radical as described in claim 1 are in heavy metal ion fluorescence Application in terms of probe, OLED luminescent material, VOCs fluorescent optical sensor and supermolecule photoswitch.
CN201910315324.7A 2019-04-18 2019-04-18 The more two thiocarbohydrazone derivatives of piperazines of triazine radical and its synthetic method and application Pending CN110204504A (en)

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Application publication date: 20190906