CN105541889A - Preparation method for boron difluoride diphenyl sulphur tetrafluoroborate compound - Google Patents

Preparation method for boron difluoride diphenyl sulphur tetrafluoroborate compound Download PDF

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Publication number
CN105541889A
CN105541889A CN201610045164.5A CN201610045164A CN105541889A CN 105541889 A CN105541889 A CN 105541889A CN 201610045164 A CN201610045164 A CN 201610045164A CN 105541889 A CN105541889 A CN 105541889A
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China
Prior art keywords
preparation
phenylbenzene
acid compound
tetrafluoroboric acid
coloured glaze
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Pending
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CN201610045164.5A
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Chinese (zh)
Inventor
周立民
袁旭
杨静怡
张静
李琬
孟章鹏
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Wuhan Institute of Technology
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Wuhan Institute of Technology
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Priority to CN201610045164.5A priority Critical patent/CN105541889A/en
Publication of CN105541889A publication Critical patent/CN105541889A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F5/00Compounds containing elements of Groups 3 or 13 of the Periodic Table
    • C07F5/02Boron compounds
    • C07F5/022Boron compounds without C-boron linkages
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/04Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
    • C08G65/06Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
    • C08G65/16Cyclic ethers having four or more ring atoms
    • C08G65/20Tetrahydrofuran

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)

Abstract

The invention relates to a preparation method for a boron difluoride diphenyl sulphur tetrafluoroborate compound. The method includes the steps that diphenyl sulfoxide is dissolved in an organic solvent, boron trifluoride is slowly dripped with stirring, and after dripping is finished, the solution is stirred for 10-50 min to ensure a complete reaction; an excess precipitator is added into the obtained solution, separation is carried out, and the boron difluoride diphenyl sulphur tetrafluoroborate compound is obtained. Compared with the prior art, the method has the advantages that the boron difluoride diphenyl sulphur tetrafluoroborate compound prepared through the method is brown liquid, the preparation process is simple, reaction conditions are mild, reaction time is short, the yield of the reaction product is high, the stability of the product is good, and the product can be applied to ring-opening polymerization of tetrahydrofuran and copolymers thereof.

Description

A kind of preparation method of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound
Technical field
The present invention relates to a kind of preparation method of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound.
Background technology
As a kind of industrial chemicals, thionyl benzene is widely used in the intermediate producing ionic photoinitiator, such as, the intermediate of the Photoacid generator in photo-resist, uranium (VI) extraction agent, the part of rare earth luminescent material and the preparation etc. of some inorganic salt crystal.But do not have with thionyl benzene for causing the bibliographical information of high molecular polyreaction.
Summary of the invention
The present invention proposes a kind of reaction product productive rate high, the preparation method of the difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound that product stability is good.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of preparation method of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound, it is characterized in that under certain temperature of reaction, thionyl benzene being dissolved in organic solvent, under agitation, slow dropping boron trifluoride, 10 ~ 50 minutes are stirred again, to guarantee complete reaction after dripping; In gained solution, add excessive precipitation agent, be separated and obtain described difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound.
By such scheme, described difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound, has the general structure of following expression:
By such scheme, described organic solvent is benzene or toluene.
By such scheme, described precipitation agent is normal heptane, hexanaphthene or normal hexane.
By such scheme, the temperature of described reaction is for being no more than 25 DEG C.
By such scheme, described temperature of reaction is 15 ~ 25 DEG C.
By such scheme, the described reaction times is 5 ~ 30 minutes.
By such scheme, the time of described separation is 5 ~ 20 minutes.
The present invention is with thionyl benzene and boron trifluoride for reactant, and in a solvent, the thionyl benzene of 1 mole and 2 moles of boron trifluoride reactions, generate the difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound of 1 mole.Its chemical equation is as follows:
Compared with the prior art comparatively, the technique effect that reached of the present invention:
A kind of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound prepared by method of the present invention is brown liquid, and preparation process is simple, and reaction conditions is gentle, and the reaction times is shorter, and reaction product productive rate is high, and product stability is good.Product can be used for the ring-opening polymerization of tetrahydrofuran (THF) and multipolymer thereof.
Accompanying drawing explanation
Fig. 1 is the infrared spectrum of products therefrom of the present invention.
Embodiment
For a better understanding of the present invention, illustrate content of the present invention further below in conjunction with embodiment, but content of the present invention is not only confined to the following examples.
Embodiment 1
In the there-necked flask that stirrer is housed, add 5ml toluene successively, 0.0005mol thionyl benzene, make it dissolve, then add 0.001molBF 3diethyl ether solution, at keeping solution temperature to be no more than 20 DEG C, stirs after 20 minutes, adds 20ml normal heptane precipitation, uses separating funnel separatory, obtain lower floor's brown liquid, productive rate 95%.
Fig. 1 is the infrared figure of target product.
Embodiment 2
In the there-necked flask that stirrer is housed, add 5ml benzene successively, 0.0005mol thionyl benzene, make it dissolve, then add 0.001molBF 3diethyl ether solution, at keeping solution temperature 25 DEG C, stirs after 15 minutes, adds 15ml normal heptane precipitation, uses separating funnel separatory, obtain lower floor's brown liquid, productive rate 93%.
Embodiment 3
In the there-necked flask that stirrer is housed, add 5ml toluene successively, 0.0005mol thionyl benzene, make it dissolve, then add 0.001molBF 3diethyl ether solution, at keeping solution temperature 15 DEG C, stirs after 30 minutes, adds 25ml normal hexane precipitation, uses separating funnel separatory, obtain lower floor's brown liquid, productive rate 96%.
Embodiment 4
In the there-necked flask that stirrer is housed, add 5ml toluene successively, 0.0005mol thionyl benzene, make it dissolve, then add 0.001molBF 3diethyl ether solution, at keeping solution temperature 30 DEG C, stirs after 10 minutes, adds 20ml hexanaphthene precipitation, uses separating funnel separatory, obtain lower floor's brown liquid, productive rate 90%.
Embodiment 5
In the there-necked flask that stirrer is housed, add 5ml benzene successively, 0.0005mol thionyl benzene, make it dissolve, then add 0.001molBF 3diethyl ether solution, at keeping solution temperature to be no more than 20 DEG C, stirs after 50 minutes, adds 20ml normal hexane precipitation, uses separating funnel separatory, obtain lower floor's brown liquid, productive rate 94%.
Embodiment 6
In the there-necked flask that stirrer is housed, add 5ml benzene successively, 0.0005mol thionyl benzene, make it dissolve, then add 0.001molBF 3diethyl ether solution, at keeping solution temperature to be no more than 20 DEG C, stirs after 40 minutes, adds 15ml normal heptane precipitation, uses separating funnel separatory, obtain lower floor's brown liquid, productive rate 93%.

Claims (8)

1. the preparation method of a difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound, it is characterized in that under certain temperature of reaction, thionyl benzene being dissolved in organic solvent, under agitation, slowly drip boron trifluoride, 10 ~ 50 minutes are stirred again, to guarantee complete reaction after dripping; In gained solution, add excessive precipitation agent, be separated and obtain described difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound.
2., by the preparation method of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound according to claim 1, it is characterized in that described difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound, there is the general structure of following expression:
3., by the preparation method of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound according to claim 1, it is characterized in that described organic solvent is benzene or toluene.
4., by the preparation method of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound according to claim 1, it is characterized in that described precipitation agent is normal heptane, hexanaphthene or normal hexane.
5., by the preparation method of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound according to claim 1, it is characterized in that the temperature of described reaction is for being no more than 25 DEG C.
6., by the preparation method of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound according to claim 5, it is characterized in that described temperature of reaction is 15 ~ 25 DEG C.
7., by the preparation method of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound according to claim 1, it is characterized in that the described reaction times is 5 ~ 30 minutes.
8., by the preparation method of difluoro oxygen boron phenylbenzene coloured glaze Tetrafluoroboric acid compound according to claim 1, it is characterized in that the time of described separation is 5 ~ 20 minutes.
CN201610045164.5A 2016-01-23 2016-01-23 Preparation method for boron difluoride diphenyl sulphur tetrafluoroborate compound Pending CN105541889A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107163241A (en) * 2016-12-20 2017-09-15 武汉工程大学 A kind of tetrahydrofuran epoxide alternate copolymer and preparation method thereof
CN110218306A (en) * 2019-05-24 2019-09-10 武汉工程大学 A kind of preparation method of alkene and aldehyde copolymer

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102174185A (en) * 2011-01-31 2011-09-07 武汉工程大学 Synthesis technology of hydroxyl terminated polyepichlorohydrin
CN102731570A (en) * 2012-07-10 2012-10-17 武汉工程大学 Synthesis process of triphenyl alkoxyl phosphine salt
CN103965384A (en) * 2014-05-16 2014-08-06 武汉工程大学 Preparation method of polymethyl methacrylate

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102174185A (en) * 2011-01-31 2011-09-07 武汉工程大学 Synthesis technology of hydroxyl terminated polyepichlorohydrin
CN102731570A (en) * 2012-07-10 2012-10-17 武汉工程大学 Synthesis process of triphenyl alkoxyl phosphine salt
CN103965384A (en) * 2014-05-16 2014-08-06 武汉工程大学 Preparation method of polymethyl methacrylate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107163241A (en) * 2016-12-20 2017-09-15 武汉工程大学 A kind of tetrahydrofuran epoxide alternate copolymer and preparation method thereof
CN110218306A (en) * 2019-05-24 2019-09-10 武汉工程大学 A kind of preparation method of alkene and aldehyde copolymer

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