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CN105085569B - A kind of preparation method of 1,2- dioxanes derivative - Google Patents

A kind of preparation method of 1,2- dioxanes derivative Download PDF

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CN105085569B
CN105085569B CN201510534884.3A CN201510534884A CN105085569B CN 105085569 B CN105085569 B CN 105085569B CN 201510534884 A CN201510534884 A CN 201510534884A CN 105085569 B CN105085569 B CN 105085569B
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曹丽辉
袁永坤
卞福江
郭华
邱金锐
刘�文
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Suzhou Yacoo Science Co Ltd
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Abstract

The present invention relates to a kind of preparation method of 1,2 dioxane derivatives, described 1,2 dioxane derivatives are formula Ι compounds represented comprising following steps:II compound represented of modus ponens and Buddha's warrior attendant alkanone react III compound represented of synthesis formula by Wittig, then obtain IV compound represented of formula by phosphorylated, then obtain product by oxidation reaction.The preparation method of 1, the 2 dioxane derivative of one kind of the present invention, has many advantages, such as that safe, production cost is low, is easy to industrialized production.

Description

A kind of preparation method of 1,2- dioxanes derivative
Technical field
The present invention relates to organic synthesis fields, and in particular to the preparation method of one kind 1,2- dioxane derivatives.
Background technology
AMPPD, No. CAS is:122341-56-4, general entitled 3- (2- spirals adamantane) -4- methoxyl groups -4- (3- phosphorus Oxygen acyl)-phenyl -1,2- dioxane disodium salts(Molecular formula refers to formula Ι), it is newest oversoul in a kind of biochemical field Quick alkaline phosphatase substrate, has a wide range of applications in Measurement for Biotechnique.
(Ι)
Existing synthesis AMPPD is completed generally according to following process program:Substituted-phenyl methoxyl group is obtained by commercial materials Methene base adamantane(Intermediate), then AMPDD is prepared by phosphonylation and photooxidation.European patent (the patent No. EP0518387), it is that raw material is reacted by McMurry among preparation key by 2- Buddha's warrior attendants alkanone and 3- hydroxybenzoic acid formic acid Body, route are short, it is desirable that lower temperature(- 80 degree)Operation temperature and higher equipment requirement it is high, be unfavorable for industrialized production.In State's patent(CN1020799)Then there is a problem of same.
Chinese patent CN103772433A and CN200510021054, the phosphoric acid protected using 2- Buddha's warrior attendants alkanone and substituent group Diformazan/ethoxycarbonyl benzyl methyl ether is raw material, is reacted by Wittig, obtains intermediate, this route also requires that lower operation Temperature(- 70 to -50 degree), equally it is unfavorable for industrialized production.
Chinese patent (CN103951704A)The use of the phenyl grignard reagent of adamantane -2- aldehyde and 3 hydroxyl protections is original Material synthesis key intermediate, synthetic route used is longer, is equally not easy industrial applications.United States Patent (USP) US4956477, US6417380 and US6124478, the adamantane replaced using cyano are prepared key intermediate by grignard reaction, made in the process With hypertoxic cyanide so that the process route is equally not suitable for industrialized production.
Invention content
The purpose of the present invention is to provide it is a kind of it is safe, production cost is low, is easy to the 1,2- dioxies of industrialized production The preparation method of cyclohexane derivative.
To solve the above problems, the technical solution adopted in the present invention is as follows:
The preparation method of one kind 1,2- dioxane derivatives, 1, the 2- dioxanes derivative are shown in formula Ι Compound, include the following steps:II compound represented of modus ponens and Buddha's warrior attendant alkanone are reacted by Wittig shown in synthesis formula III Compound, IV compound represented of formula is then obtained by phosphorylated, product is then obtained by oxidation reaction;
(Ι)
(Ⅱ),
Wherein, PG is ester group;
(Ⅲ)
(Ⅳ).
In the present invention, preferred scheme is that the PG is benzoic acid ester group.
In the present invention, preferred scheme is that the PG is alkyl or the benzoic acid ester group of nitro substitution.
In the present invention, preferred scheme is that the PG is nitrobenzoyl perester radical.
In the present invention, preferred scheme is that the molar ratio of II compound represented of the formula and Buddha's warrior attendant alkanone is 1:1.
In the present invention, preferred scheme is that II compound represented of modus ponens is dissolved in organic solvent, obtains molal volume The solution of II compound represented of formula of a concentration of 0.4-0.6mol/L;Then at a temperature of -40 DEG C ~ 20 DEG C, alkali gold is added The mixture for belonging to salt and Buddha's warrior attendant alkanone then heats to room temperature, reacts 10-12 hours, II compound represented of the formula, alkali gold Belong to salt, the molar ratio of Buddha's warrior attendant alkanone is 1:0.9-1.1: 0.9-1.1;Salt acid for adjusting pH value is added to 6.8-7.5, has isolated Then machine layer removes organic solvent by revolving, obtains reactant;Reactant is dissolved with methanol, the first hydrogen-oxygen is then added Change sodium solution, react 1.5-2.5 hours, the molar ratio of first sodium hydroxide and II compound represented of formula is 1:0.9- 1.1;Then salt acid for adjusting pH value is added to 3.8-4.2, filtering is washed with methanol, water, abandons filtrate, then dry, obtain III compound represented of formula;III compound represented of formula is dissolved in tetrahydrofuran, a concentration of 0.4- of molal volume is obtained The solution of III compound represented of formula of 0.6mol/L;Then it is added pyridine, the volume ratio of the pyridine and tetrahydrofuran is 1: 7-9;Then phosphorus oxychloride is added dropwise, reacts 1.5-2.5 hours, 3- hydroxypropionitriles are added, stirs 10-14 hours, III institute of the formula Compound, phosphorus oxychloride, the molar ratio of 3- hydroxypropionitriles shown are 2:3-5:4-7;Saturated ammonium chloride solution is added, has isolated Machine layer, dry, revolving removal solvent obtains IV compound represented of formula, is then dissolved with methanol, the second hydroxide is then added Sodium solution is stirred to react 4-6 hours, and the molar ratio of III compound represented of the formula and the second sodium hydroxide is 1:4-6, revolving It is recrystallized after removal solvent, obtains white crystals;White crystals are soluble in water, peroxide is added, shown in the formula III The mass ratio of compound and peroxide is 9:8-11 is stirred to react 2-4h, then recrystallizes, obtain white solid to get.
In the present invention, preferred scheme be the organic solvent be methyl tertiary butyl ether(MTBE) isopropyl ether, ether, tetrahydrofuran and At least one of 1,4- dioxane.
In the present invention, preferred scheme be the alkali metal salt be LHMDS, LDA, n-BuLi, tert-butyl lithium, the tert-butyl alcohol Potassium and at least one of sodium tert-butoxide and sodium hydride.
In the present invention, preferred scheme is that the peroxide is in calper calcium peroxide, hydrogen peroxide and carbamide peroxide It is at least one.
In the present invention, preferred scheme is II compound represented of modus ponens, is dissolved in methyl tertiary butyl ether(MTBE), obtains a mole body The solution of II compound represented of formula of a concentration of 0.5mol/L of product;Then at a temperature of -40 DEG C, sodium hydride and Buddha's warrior attendant is added The mixture of alkanone, then heats to room temperature, react 10 hours, II compound represented of the formula, sodium hydride, Buddha's warrior attendant alkanone Molar ratio is 1:1:1;Salt acid for adjusting pH value is added to 7.1, isolates organic layer, methyl tertbutyl is then removed by revolving Ether obtains reactant;Reactant is dissolved with methanol, is then added the first sodium hydroxide solution, reacts 2 hours, described first The molar ratio of sodium hydroxide and II compound represented of formula is 1: 1;Then salt acid for adjusting pH value is added to 4.0, first is used in filtering Alcohol, water are washed, and are abandoned filtrate, are then dried, and III compound represented of formula is obtained;III compound represented of formula is dissolved in tetrahydrochysene In furans, the solution of III compound represented of formula of a concentration of 0.5mol/L of molal volume is obtained;Then pyridine, the pyrrole is added The volume ratio of pyridine and tetrahydrofuran is 1:8;Then phosphorus oxychloride is added dropwise, reacts 2 hours, 3- hydroxypropionitriles are added, stirring 12 is small When, III compound represented of the formula, phosphorus oxychloride, the molar ratio of 3- hydroxypropionitriles are 2:3:6;It is molten that saturated ammonium chloride is added Liquid isolates organic layer, dry, and revolving removal solvent obtains IV compound represented of formula, then dissolved with methanol, then added Enter methanol dissolving, the second sodium hydroxide solution is then added and is stirred to react 5 hours, III compound represented of the formula and the second hydrogen The molar ratio of sodium oxide molybdena is 1:5, revolving recrystallizes after removing solvent, obtains white crystals;White crystals are soluble in water, it is added Peroxide, it according to weight ratio is 1 that the peroxide, which is calper calcium peroxide and hydrogen peroxide,:The mixture of 1 composition, the formula III The mass ratio of compound represented and peroxide is 9:10, be stirred to react 3h, then recrystallize, obtain white solid to get.
Compared with prior art, the invention has the advantages that:Preparation method using the present invention, can be in higher temperature Degree(-40℃~20℃)Under synthesized, reduce production cost, avoid conventional method medium temperature spend it is low and to equipment requirement Problem that is excessively high and being difficult to realize industrialized production;In addition, carrying out annulation using peroxide, reaction can be made more equal One, the uneven and sodium vapor lamp of reaction, mercury lamp existing for the sodium vapor lamp used in prior synthesizing method, mercury lamp can be avoided to be brought Security risk;The preparation method of the present invention avoids the use of cyanide, and production is safer;In addition, the method for the present invention Yield is high, is convenient for industrial production.
The present invention is described in detail With reference to embodiment.
Specific implementation mode
Embodiment 1
The preparation method of one kind 1,2- dioxane derivatives, 1, the 2- dioxanes derivative are shown in formula Ι Compound, preparation method includes the following steps:II compound represented 198g of modus ponens(0.5mol), it is dissolved in 1000mL methyl In tertbutyl ether, the solution of II compound represented of formula of a concentration of 0.5mol/L of molal volume is obtained;Then in -40 DEG C of temperature Under degree, the mixture of 0.5mol sodium hydrides and 0.5mol Buddha's warrior attendant alkanones is added, then heats to room temperature, reacts 10 hours;It is added Salt acid for adjusting pH value isolates organic layer to 7.1, then removes methyl tertiary butyl ether(MTBE) by revolving, obtains reactant;It will reaction Object is dissolved with methanol, and the first sodium hydroxide solution is then added, and is reacted 2 hours, shown in first sodium hydroxide and formula II The molar ratio of compound is 1: 1;Then salt acid for adjusting pH value is added to 4.0, filtering is washed with methanol, water, abandons filtrate, Then it dries, obtains III compound represented of formula.It weighs to obtained III compound represented of formula, quality 108g (Yield is 79%), it is detected using NMR, 1H NMR (400MHz, CDCl3):δ 1.71-1.99 (m, 12H), 2.65 (m, 1H), 3.23 (m, 1H), 3.34 (s, 3H), 7.02-7.06 (m, 2H), 7.14-7.21 (m, 2H).
Take 27g(0.1mol)III compound represented of formula is dissolved in 200mL tetrahydrofurans, and it is a concentration of to obtain molal volume The solution of III compound represented of formula of 0.5mol/L;Then 25mL pyridines are added;Then 0.15mol phosphorus oxychloride is added dropwise, instead It answers 2 hours, 0.3mol 3- hydroxypropionitriles is added, stir 12 hours;Saturated ammonium chloride solution is added, isolates organic layer, does Dry, revolving removal solvent obtains IV compound represented of formula, is then dissolved with methanol, methanol dissolving is then added, is then added Sodium hydroxide solution is stirred to react 5 hours, and the molar ratio of III compound represented of the formula and sodium hydroxide is 1:5, revolving is gone Except being recrystallized after solvent, white crystals are obtained(It is weighed as 25g);White crystals are soluble in water, 30g peroxide, institute is added It according to weight ratio is 1 that state peroxide, which be calper calcium peroxide and hydrogen peroxide,:The mixture of 1 composition, is stirred to react 3h, then ties again Crystalline substance, obtain white solid to get.It weighs to white solid, weight 32g(Yield is 76%), it is detected using NMR, 1H NMR (300MHz, CDCl3), δ 1.75-1.98 (m, 12H), 2.63 (m, 1H), 3.26 (m, 1H), 3 32 (s, 3H) , 7.05-7.25 (m, 4H)。
(Ι)
(Ⅱ),
(Ⅲ)
(Ⅳ).
Embodiment 2
The preparation method of one kind 1,2- dioxane derivatives, the object of formula Ι, formula II, formula III, formula IV in the present embodiment Matter is same as Example 1, and 1, the 2- dioxanes derivative is formula Ι compounds represented, and preparation method includes such as Lower step:II compound represented of modus ponens, is dissolved in organic solvent, obtains shown in the formula II of a concentration of 0.4mol/L of molal volume Compound solution;Then at a temperature of -20 DEG C, the mixture of alkali metal salt and Buddha's warrior attendant alkanone is added, then heats to Room temperature, react 10 hours, II compound represented of the formula, alkali metal salt, Buddha's warrior attendant alkanone molar ratio be 1:0.9: 0.9;Add Enter salt acid for adjusting pH value to 6.8, isolate organic layer, organic solvent is then removed by revolving, obtains reactant;By reactant It is dissolved with methanol, the first sodium hydroxide solution is then added, reacted 1.5 hours, shown in first sodium hydroxide and formula II The molar ratio of compound is 1:0.9;Then salt acid for adjusting pH value is added to 3.8, filtering is washed with methanol, water, abandons filter Then liquid is dried, III compound represented of formula is obtained;III compound represented of formula is dissolved in tetrahydrofuran, a mole body is obtained The solution of III compound represented of formula of a concentration of 0.4mol/L of product;Then pyridine, the body of the pyridine and tetrahydrofuran is added Product is than being 1:7;Then phosphorus oxychloride is added dropwise, reacts 1.5 hours, 3- hydroxypropionitriles are added, stirs 10 hours, shown in the formula III Compound, phosphorus oxychloride, the molar ratio of 3- hydroxypropionitriles be 2:3:4;Saturated ammonium chloride solution is added, isolates organic layer, Drying, revolving removal solvent, obtains IV compound represented of formula, is then dissolved with methanol, and methanol dissolving is then added, then adds Enter the second sodium hydroxide solution to be stirred to react 4 hours, III compound represented of the formula and the molar ratio of the second sodium hydroxide are 1:4, revolving recrystallizes after removing solvent, obtains white crystals;White crystals are soluble in water, peroxide, the formula is added The mass ratio of III compound represented and peroxide is 9:8, it is stirred to react 2h, is then recrystallized, obtains white solid, i.e., .It weighs, product yield 72% is detected using NMR, 1H NMR (300MHz, CDCl3), δ 1.75-1.98 (m, 12H), 2.63 (m, 1H), 3.26 (m, 1H), 3 32 (s, 3H), 7.05-7.25 (m, 4H).
Embodiment 3
The preparation method of one kind 1,2- dioxane derivatives, 1, the 2- dioxanes derivative are shown in formula Ι Compound, formula Ι, formula II, formula III, the substance of formula IV in the present embodiment are same as Example 1, and preparation method includes such as Lower step:II compound represented of modus ponens, is dissolved in organic solvent, obtains shown in the formula II of a concentration of 0.6mol/L of molal volume Compound solution;Then at a temperature of 20 DEG C, the mixture of alkali metal salt and Buddha's warrior attendant alkanone is added, then heats to room Temperature, react 12 hours, II compound represented of the formula, alkali metal salt, Buddha's warrior attendant alkanone molar ratio be 1: 1.1:1.1;It is added Salt acid for adjusting pH value isolates organic layer to 7.5, then removes organic solvent by revolving, obtains reactant;Reactant is used Methanol dissolves, and the first sodium hydroxide solution is then added, and reacts 2.5 hours, first sodium hydroxide is changed with shown in formula II The molar ratio for closing object is 1:1.1;Then salt acid for adjusting pH value is added to 4.2, filtering is washed with methanol, water, abandons filtrate, Then it dries, obtains III compound represented of formula;III compound represented of formula is dissolved in tetrahydrofuran, it is dense to obtain molal volume Degree is the solution of III compound represented of formula of 0.6mol/L;Then pyridine, the volume ratio of the pyridine and tetrahydrofuran is added It is 1: 9;Then phosphorus oxychloride is added dropwise, reacts 2.5 hours, 3- hydroxypropionitriles are added, stirs 14 hours, shown in the formula III Compound, phosphorus oxychloride, the molar ratio of 3- hydroxypropionitriles are 2: 5: 7;Saturated ammonium chloride solution is added, isolates organic layer, Drying, revolving removal solvent, obtains IV compound represented of formula, is then dissolved with methanol, and methanol dissolving is then added, then adds Enter the second sodium hydroxide solution to be stirred to react 6 hours, III compound represented of the formula and the molar ratio of the second sodium hydroxide are 1:6, revolving recrystallizes after removing solvent, obtains white crystals;White crystals are soluble in water, peroxide, the formula is added The mass ratio of III compound represented and peroxide is 9:11, it is stirred to react 4h, is then recrystallized, obtains white solid, i.e., .It weighs, product yield 73% is detected using NMR, 1H NMR (300MHz, CDCl3), δ 1.75-1.98 (m, 12H), 2.63 (m, 1H), 3.26 (m, 1H), 3 32 (s, 3H), 7.05-7.25 (m, 4H).
The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto, The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention Claimed range.

Claims (4)

1. one kind 1, the preparation method of 2- dioxane derivatives, 1, the 2- dioxanes derivative are shown in formula Ι The disodium salt of compound, it is characterised in that include the following steps:II compound represented of modus ponens, is dissolved in organic solvent, obtains The solution of II compound represented of formula of a concentration of 0.4-0.6mol/L of molal volume;Then at a temperature of -40 DEG C ~ 20 DEG C, The mixture of alkali and Buddha's warrior attendant alkanone is added, then heats to room temperature, reacts 10-12 hours, II compound represented of the formula, Alkali, Buddha's warrior attendant alkanone molar ratio be 1:0.9-1.1: 0.9-1.1;Salt acid for adjusting pH value is added to 6.8-7.5, isolates organic Then layer removes organic solvent by revolving, obtains reactant;Reactant is dissolved with methanol, the first hydroxide is then added Sodium solution reacts 1.5-2.5 hours, and the molar ratio of first sodium hydroxide and II compound represented of formula is 1:0.9-1.1; Then salt acid for adjusting pH value is added to 3.8-4.2, filtering is washed with methanol, water, abandons filtrate, then dry, obtains formula III Compound represented;III compound represented of formula is dissolved in tetrahydrofuran, a concentration of 0.4-0.6mol/L of molal volume is obtained III compound represented of formula solution;Then it is added pyridine, the volume ratio of the pyridine and tetrahydrofuran is 1:7-9;Then Phosphorus oxychloride is added dropwise, reacts 1.5-2.5 hours, 3- hydroxypropionitriles are added, stirs 10-14 hours, chemical combination shown in the formula III Object, phosphorus oxychloride, the molar ratio of 3- hydroxypropionitriles are 2:3-5:4-7;Saturated ammonium chloride solution is added, isolates organic layer, does Dry, revolving removal solvent obtains IV compound represented of formula, is then dissolved with methanol, the second sodium hydroxide solution is then added It is stirred to react 4-6 hours, the molar ratio of III compound represented of the formula and the second sodium hydroxide is 1:4-6, revolving removal are molten It is recrystallized after agent, obtains white crystals;White crystals are soluble in water, peroxide, III compound represented of the formula is added Mass ratio with peroxide is 9:8-11 is stirred to react 2-4h, then recrystallizes, obtain white solid to get;
The alkali is at least one in LHMDS, LDA, n-BuLi, tert-butyl lithium, potassium tert-butoxide and sodium tert-butoxide and sodium hydride Kind;
The peroxide is the mixture that calper calcium peroxide and hydrogen peroxide form;
(Ι)
(Ⅱ),
Wherein ,-O-PG is nitrobenzoyl perester radical;
(Ⅲ)
(Ⅳ).
2. the preparation method of 1,2- dioxanes derivative according to claim 1, it is characterised in that:II institute of the formula The molar ratio of the compound and Buddha's warrior attendant alkanone shown is 1:1.
3. the preparation method of 1,2- dioxanes derivative according to claim 1, it is characterised in that:It is described organic molten Agent is at least one of methyl tertiary butyl ether(MTBE), isopropyl ether, ether, tetrahydrofuran and 1,4- dioxane.
4. the preparation method of 1,2- dioxanes derivative according to claim 1, it is characterised in that:Shown in modus ponens II Compound, be dissolved in methyl tertiary butyl ether(MTBE), obtain the molten of II compound represented of formula of a concentration of 0.5mol/L of molal volume Liquid;Then at a temperature of -40 DEG C, the mixture of sodium hydride and Buddha's warrior attendant alkanone is added, then heats to room temperature, reaction 10 is small When, II compound represented of the formula, sodium hydride, Buddha's warrior attendant alkanone molar ratio be 1:1:1;Salt acid for adjusting pH value is added to 7.1, Organic layer is isolated, methyl tertiary butyl ether(MTBE) is then removed by revolving, obtains reactant;Reactant is dissolved with methanol, then The first sodium hydroxide solution is added, reacts 2 hours, the molar ratio of first sodium hydroxide and II compound represented of formula is 1: 1;Then salt acid for adjusting pH value is added to 4.0, filtering is washed with methanol, water, abandons filtrate, then dry, obtains III institute of formula The compound shown;III compound represented of formula is dissolved in tetrahydrofuran, the formula III of a concentration of 0.5mol/L of molal volume is obtained The solution of compound represented;Then it is added pyridine, the volume ratio of the pyridine and tetrahydrofuran is 1:8;Then trichlorine is added dropwise Oxygen phosphorus reacts 2 hours, and 3- hydroxypropionitriles are added, and stirs 12 hours, III compound represented of the formula, phosphorus oxychloride, 3- hydroxyls The molar ratio of propionitrile is 2:3:6;Saturated ammonium chloride solution is added, isolates organic layer, dry, revolving removal solvent obtains formula IV compound represented, is then dissolved with methanol, and the second sodium hydroxide solution is then added and is stirred to react 5 hours, the formula III Compound represented and the molar ratio of the second sodium hydroxide are 1:5, revolving recrystallizes after removing solvent, obtains white crystals;It will White crystals are soluble in water, peroxide are added, it according to weight ratio is 1 that the peroxide, which is calper calcium peroxide and hydrogen peroxide,:1 The mass ratio of the mixture of composition, III compound represented of the formula and peroxide is 9:10, it is stirred to react 3h, is then tied again Crystalline substance, obtain white solid to get.
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CN103209970A (en) * 2010-07-08 2013-07-17 生命科技公司 In situ chemiluminescent substrates and assays
CN103772433A (en) * 2012-10-18 2014-05-07 深圳市美凯特科技有限公司 Synthetic method of chemiluminescence reagent AMPPD for immunization analysis

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103209970A (en) * 2010-07-08 2013-07-17 生命科技公司 In situ chemiluminescent substrates and assays
CN103772433A (en) * 2012-10-18 2014-05-07 深圳市美凯特科技有限公司 Synthetic method of chemiluminescence reagent AMPPD for immunization analysis

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