WO2015076296A1 - 含臭素n-フェニルジアクリルイミド誘導体及びその製造方法 - Google Patents
含臭素n-フェニルジアクリルイミド誘導体及びその製造方法 Download PDFInfo
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- C07C231/02—Preparation of carboxylic acid amides from carboxylic acids or from esters, anhydrides, or halides thereof by reaction with ammonia or amines
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- the present invention relates to a bromine-containing N-phenyldiacrylimide derivative useful as a reactive flame retardant and a polymer flame retardant precursor and a method for producing the same.
- Acrylic resins such as polymethyl methacrylate are used in a wide range of fields such as optical materials, household electrical appliances, office automation equipment, and automobiles, taking advantage of their transparency and dimensional stability. .
- acrylic resins have been widely used in higher performance optical materials such as optical lenses, prisms, mirrors, optical disks, optical fibers, liquid crystal display sheets and films, light guide plates, etc.
- optical properties, moldability, and heat resistance required for these products are also higher.
- acrylic resin has excellent transparency and weather resistance, there is a problem that flame retardancy and heat resistance are not sufficient.
- Technologies for improving the flame retardancy of acrylic resins include, for example, a method of adding a phosphorus flame retardant to an acrylic resin, polymerizing a brominated monomer as a comonomer, and introducing a brominated monomer unit into the acrylic resin. The method is known. Further, as a technique for improving the heat resistance of an acrylic resin, for example, a method of introducing a maleic anhydride monomer or an imide ring is known (see, for example, Patent Documents 1 to 4).
- an acrylic amide and methyl methacrylate are copolymerized in a methanol solvent in the presence of a radical polymerization catalyst, and then the imide ring is heated at a temperature of 80 to 150 ° C. in the presence of a basic catalyst.
- a production method in which an acrylic amide unit in a copolymer is converted into a glutarimide unit by carrying out a polymerization reaction see, for example, Patent Document 5).
- Non-Patent Document 1 a polymer having a cyclic imide structure can be obtained through intramolecular cyclization by radical polymerization of an N-substituted diacrylimide derivative (see, for example, Non-Patent Document 1).
- the present invention is a reactive flame retardant that can easily impart excellent heat resistance, optical properties, and flame retardancy by introducing it into a polymer as a copolymerization component, or by polymerizing these as a main component.
- the present invention provides a bromine-containing N-phenyldiacrylimide derivative useful as a precursor capable of providing a heat-resistant polymer flame retardant and a method for producing the same.
- the present invention is as follows.
- R 1 may be the same or different and is a hydrogen atom or an alkyl group having 1 to 4 carbon atoms
- R 2 represents a hydrogen atom, a fluorine atom, a chlorine atom, an iodine atom, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, an alkylthio group having 1 to 4 carbon atoms, or a haloalkyl having 1 to 4 carbon atoms.
- the present invention relates to a bromine-containing N-phenyldi (meth) acrylimide derivative represented by the formula:
- the bromine-containing N-phenyldiacrylimide derivative of the present invention is expected as a reactive flame retardant capable of imparting excellent heat resistance, optical properties and flame retardancy, or as a precursor of a polymer flame retardant.
- 1 shows a 1 H-NMR chart of the compound obtained in Example 1.
- 2 shows an FT-IR chart of the compound obtained in Example 1.
- 1 shows a 1 H-NMR chart of the compound obtained in Example 2.
- 2 shows an FT-IR chart of the compound obtained in Example 2.
- 1 shows a 1 H-NMR chart of the compound obtained in Example 3.
- 2 shows an FT-IR chart of the compound obtained in Example 3.
- 1 shows a 1 H-NMR chart of the compound obtained in Example 4.
- 2 shows an FT-IR chart of the compound obtained in Example 4.
- 1 shows a 1 H-NMR chart of the compound obtained in Example 5.
- 2 shows an FT-IR chart of the compound obtained in Example 5.
- R 1 may be the same or different and is a hydrogen atom or an alkyl group having 1 to 4 carbon atoms
- R 2 represents a hydrogen atom, a fluorine atom, a chlorine atom, an iodine atom, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, an alkylthio group having 1 to 4 carbon atoms, or a haloalkyl having 1 to 4 carbon atoms.
- alkyl group having 1 to 4 carbon atoms means a monovalent group of linear or branched aliphatic saturated hydrocarbon having 1 to 4 carbon atoms, such as a methyl group, an ethyl group, Examples include propyl group, isopropyl group, butyl group, isobutyl group, s-butyl group, t-butyl group and the like.
- C1-C4 haloalkyl group means a C1-C4 alkyl group substituted with one or more halogen atoms, and includes a bromomethyl group, a 2-bromoethyl group, a 3-bromopropyl group, 4 -Bromobutyl group, iodomethyl group, 2-iodoethyl group, 3-iodopropyl group, 4-iodobutyl group, fluoromethyl group, 2-fluoroethyl group, 3-fluoropropyl group, 4-fluorobutyl group, tribromomethyl group, A trichloromethyl group, a trifluoromethyl group, etc. can be illustrated.
- the halogen atoms of the alkyl group having 1 to 4 carbon atoms substituted with two or more halogen atoms may be the same or different.
- C 1-4 alkoxy group means a group RO— (wherein R is an alkyl group having 1 to 4 carbon atoms), and is a methoxy group, an ethoxy group, a propoxy group, an isopropoxy group. , Butoxy group, isobutoxy group, s-butoxy group, t-butoxy group and the like.
- C1-C4 haloalkoxy group means a C1-C4 alkoxy group substituted with one or more halogen atoms, including bromomethoxy group, 2-bromoethoxy group, 3-bromopropyl group.
- the halogen atoms of the alkyl group having 1 to 4 carbon atoms substituted with two or more halogen atoms may be the same or different.
- alkylthio group having 1 to 4 carbon atoms means a group R′S— (wherein R ′ is an alkyl group having 1 to 4 carbon atoms), methylthio group, ethylthio group, propylthio group, Examples include isopropylthio group, butylthio group, isobutylthio group, s-butylthio group, t-butylthio group and the like.
- halogen atom or “halo” are interchangeable and mean an iodine atom, a bromine atom, a chlorine atom, or a fluorine atom.
- carboxyl group or ester group means a group: —COOH or an ester group thereof (ie, group: —COOR ′′).
- R ′′ means an alkyl group having 1 to 4 carbon atoms.
- the bromine content of the bromine-containing N-phenyldiacrylimide derivative of the present invention is 30 to 75% by weight, preferably 35 to 75% by weight, more preferably 45 to 75% by weight, and particularly preferably 50 to 75% by weight.
- a bromine content means the measured value of the method according to JIS * K * 7229 (flask combustion method).
- R 1 may be either a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, and may contain both a hydrogen atom and an alkyl group having 1 to 4 carbon atoms.
- a hydrogen atom or a methyl group is preferable in that the content can be further increased, and a hydrogen atom is more preferable.
- R 2 may be appropriately selected according to the availability of raw materials and the ease of synthesis, but it is more preferable that it contains one or more hydrogen atoms in terms of higher bromine content. More preferably, all are hydrogen atoms.
- the number m of bromine atoms substituted is 2 to 5, preferably 3 to 5, and more preferably 3 to 4 from the viewpoint of bromine content.
- the production method of the bromine-containing N-phenyl diacrylimide derivative of the present invention is not particularly limited, and any production method may be used.
- the following general formula (2) (Where m is an integer from 2 to 5, k is 5-m, R 2 represents a hydrogen atom, a fluorine atom, a chlorine atom, an iodine atom, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, an alkylthio group having 1 to 4 carbon atoms, or a haloalkyl having 1 to 4 carbon atoms.
- a bromine-containing N-phenyldiacrylimide derivative represented by the formula can be obtained.
- the aniline derivative represented by the general formula (2) used in the production method of the present invention is commercially available and can be easily obtained from suppliers such as Manac Co., Ltd. and Sigma Aldrich Japan Co., Ltd.
- it can be synthesized according to a known method (for example, the method described in Organic Syntheses, Vol. 13, p. 93 (1933)).
- the acrylic acid halide derivative represented by the general formula (3) used in the production method of the present invention is commercially available, and can be easily obtained from suppliers such as Tokyo Chemical Industry Co., Ltd. Examples thereof include acrylic acid chloride, methacrylic acid chloride, 2-ethylacrylic acid chloride and the like. Further, it can be synthesized by subjecting an acrylic acid derivative to a known acid halide reaction.
- the amount of the acrylic acid halide derivative represented by the general formula (3) is 1.0 to 10 moles, preferably 1.5 to 8 moles, more preferably 1 mole relative to 1 mole of the aniline derivative represented by the general formula (2). Is 2.0 to 5.0 moles.
- any of inorganic bases, organic bases and metal alkoxides can be used, and one kind or a combination of two or more kinds can be used.
- the inorganic base is not particularly limited.
- ammonia, lithium hydroxide, sodium hydroxide, potassium hydroxide, lithium hydride, sodium hydride, potassium hydride, lithium carbonate, sodium carbonate, potassium carbonate, cesium carbonate examples thereof include sodium hydrogen carbonate, potassium hydrogen carbonate, cesium hydrogen carbonate, disodium hydrogen phosphate, disodium hydrogen phosphate, dipotassium hydrogen phosphate, potassium dihydrogen phosphate, metal lithium, metal sodium, and metal potassium.
- organic base examples include, but are not limited to, pyridine, 4-dimethylaminopyridine (DMAP), lutidine, collidine, trimethylamine, dimethylamine, triethylamine, diethylamine, N, N-diisopropylethylamine, N, N-diisopropylpentylamine.
- DMAP 4-dimethylaminopyridine
- lutidine collidine
- trimethylamine dimethylamine
- triethylamine diethylamine
- N N-diisopropylethylamine
- N N-diisopropylpentylamine.
- Morpholine piperidine, pyrrolidine, 1,8-diazabicyclo [5.4.0] undec-7-ene (DBU), 1,5-diazabicyclo [4.3.0] non-5-ene (DBN), 1 , 4-diazabicyclo [2.2.2] octane (DABCO).
- the metal alkoxide is not particularly limited, and examples thereof include sodium methoxide, potassium methoxide, sodium ethoxide, potassium ethoxide, t-butoxy sodium, and t-butoxy potassium. Of these, organic bases are preferable, and pyridine, 4-dimethylaminopyridine (DMAP), and triethylamine are more preferable.
- the amount of the base used is 0.5 to 20 mol, preferably 0.5 to 15 mol, more preferably 0.8 to 10 mol, relative to 1 mol of the aniline derivative represented by the general formula (2).
- the order of addition of the aniline derivative represented by the general formula (2), the acrylate halide derivative represented by the general formula (3) and the base is not particularly limited. These three types may be added and mixed simultaneously to start the reaction, or after mixing any two types, the remaining one type may be added at once or dividedly to start and proceed the reaction.
- the production method of the present invention may be carried out without a solvent or using a solvent.
- the solvent to be used is not particularly limited as long as it is inert to the reaction, and is appropriately selected depending on the desired reaction temperature and the like. Specific examples include aromatic hydrocarbon solvents such as benzene, toluene, xylene, mesitylene, monochlorobenzene, monobromobenzene, dichlorobenzene, and trichlorobenzene; n-hexane, n-heptane, n-octane, and cyclopentane.
- Cyclohexane methylene chloride, methylene bromide, chloroform, carbon tetrachloride, ethylene dichloride, aliphatic hydrocarbon solvents such as 1,1,1-trichloroethane, trichloroethylene, dimethyl ether, diethyl ether, 1,2-dimethoxyethane, tetrahydrofuran Ether solvents such as 1,4-dioxane and cyclopentyl methyl ether, ester solvents such as methyl acetate, ethyl acetate, butyl acetate, ethyl propionate, ⁇ -butyrolactone and ⁇ -valerolactone, acetone, methyl Examples thereof include ketone solvents such as ethyl ketone, methyl isobutyl ketone, cyclopentanone and cyclohexanone, sulfur-containing solvents such as dimethyl sulfoxide, nitrogen-containing solvents such as
- solvents toluene, xylene, monochlorobenzene, methylene chloride, tetrahydrofuran, cyclopentyl methyl ether, acetone, methyl ethyl ketone, due to the solubility of raw materials, little influence on human body and environment, and easy industrial availability.
- Methyl isobutyl ketone, dimethyl sulfoxide, and acetonitrile are preferable.
- the amount of the solvent used is preferably 0 to 20 times (weight basis), more preferably 0 to 10 times (weight basis) based on 1 g of the compound represented by the general formula (2). .
- the reaction temperature in the production method of the present invention is preferably in the range of 0 to 200 ° C.
- the reaction temperature is more preferably in the range of 0 to 150 ° C. from the viewpoint of suppressing side reactions.
- the reaction time in the production method of the present invention can be appropriately set depending on conditions such as the amount and type of the starting material to be used, the presence or absence of a solvent, its type, and the reaction temperature. Usually, it is preferably 1 minute to 336 hours, and more preferably 10 minutes to 168 hours from the viewpoint of workability.
- by-product inorganic salts may be removed from the resulting reaction solution using a general method.
- the method for removing the by-product inorganic salt is not particularly limited. For example, washing with water, an aqueous acid solution (such as an aqueous hydrochloric acid solution) and / or an alkaline aqueous solution (such as an aqueous sodium hydroxide solution or an aqueous sodium hydrogen carbonate solution) can be mentioned. It is done.
- the compound represented by the general formula (1) can be isolated from the reaction solution thus obtained by performing general operations such as liquid separation and concentration.
- the isolated compound can be further purified by recrystallization, column chromatography or the like, if necessary.
- the present invention will be illustrated by specific examples, but the present invention is not limited to the contents of the examples.
- fusing point of the compound obtained in the Example, bromine content, NMR, and an infrared absorption spectrum is as follows.
- Bromine content Measured by a method according to JIS K 7229 (flask combustion method).
- NMR A solution prepared by mixing a compound with deuterated chloroform (chloroform-d 1 0.05% TMS produced by Cambrige Isotope Laboratories, Inc.) was prepared, and 1 H- was obtained using NMR (JNM-AL400, manufactured by JEOL Ltd.). NMR measurement was performed.
- Infrared absorption spectrum An infrared absorption spectrum was measured by the KBr method using an IR measuring device (Spectrum 100 FT-IR Spectrometer manufactured by PerkinElmer Co., Ltd.).
- HPLC purity Measured using high performance liquid chromatography (HPLC) and calculated by area percentage. The measurement conditions are as follows.
- FIG. 3 shows the 1 H-NMR of the target product
- FIG. 4 shows the FT-IR chart.
- FIG. 5 shows the 1 H-NMR of the target product
- FIG. 6 shows the FT-IR chart.
- Example 4 Synthesis of N- (2,6-dibromo-4-methylphenyl) dimethacrylimide Instead of 3.00 g (10.1 mmol) of 2,6-dibromo-4-nitroaniline (manufactured by Tokyo Chemical Industry Co., Ltd.) The same procedure as in Example 3 was conducted, except that 3.04 g (11.5 mmol) of 2,6-dibromo-4-methylaniline (manufactured by Tokyo Chemical Industry Co., Ltd.) was used. The obtained crude product was recrystallized with a mixed solvent of heptane / monochlorobenzene, and the crystals were collected by filtration. The white crystals obtained were blown and dried at 60 ° C.
- FIG. 7 shows the 1 H-NMR of the target product
- FIG. 8 shows the FT-IR chart.
- Example 5 Synthesis of N- (2,6-dibromo-4-trifluoromethoxyphenyl) dimethacrylimide 2,6-dibromo instead of 2,6-dibromo-4-nitroaniline (manufactured by Tokyo Chemical Industry Co., Ltd.)
- the same procedure as in Example 3 was performed except that 3.00 g (8.96 mmol) of -4-trifluoromethoxyaniline (manufactured by Tokyo Chemical Industry Co., Ltd.) was used.
- the obtained crude product was recrystallized with a mixed solvent of heptane / monochlorobenzene, and the crystals were collected by filtration. The obtained white crystals were blown and dried at 60 ° C.
- FIG. 9 shows the 1 H-NMR of the target product
- FIG. 10 shows the FT-IR chart.
- the bromine-containing N-phenyldiacrylimide derivative of the present invention as a polymerization component, a cyclic imide structure can be easily introduced into the polymer together with bromine. Therefore, the bromine-containing N-phenylacrylamide derivative of the present invention can be polymerized as a reactive flame retardant capable of imparting heat resistance, optical properties and flame retardancy to the polymer by using it as a copolymerization component, or as a main component thereof. Therefore, it is expected to be useful as a precursor of a polymer flame retardant capable of providing a high heat resistant polymer flame retardant.
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Abstract
Description
(式中、
mは、2~5の整数であり、
kは5-mであり、
R1は、同一であっても異なっていてもよく、水素原子又は炭素数1~4のアルキル基であり、
R2は、水素原子、フッ素原子、塩素原子、ヨウ素原子、炭素数1~4のアルキル基、炭素数1~4のアルコキシ基、炭素数1~4のアルキルチオ基、炭素数1~4のハロアルキル基、炭素数1~4のハロアルコキシ基、ビニル基、ニトロ基、シアノ基、アルデヒド基、アミノ基、ヒドロキシル基、チオール基、スルホ基、スルホンアミド基、カルボキシル基もしくはエステル基であり、kが2以上の場合、R2は同一であっても異なっていてもよい)
で表わされる含臭素N-フェニルジ(メタ)アクリルイミド誘導体、及び製造方法に関する。
(式中、
mは、2~5の整数であり、
kは5-mであり、
R1は、同一であっても異なっていてもよく、水素原子又は炭素数1~4のアルキル基であり、
R2は、水素原子、フッ素原子、塩素原子、ヨウ素原子、炭素数1~4のアルキル基、炭素数1~4のアルコキシ基、炭素数1~4のアルキルチオ基、炭素数1~4のハロアルキル基、炭素数1~4のハロアルコキシ基、ビニル基、ニトロ基、シアノ基、アルデヒド基、アミノ基、ヒドロキシル基、チオール基、スルホ基、スルホンアミド基、カルボキシル基もしくはエステル基であり、kが2以上の場合、R2は同一であっても異なっていてもよい)
で表わされる含臭素N-フェニルジアクリルイミド誘導体である。
(式中、
mは、2~5の整数であり、
kは5-mであり、
R2は、水素原子、フッ素原子、塩素原子、ヨウ素原子、炭素数1~4のアルキル基、炭素数1~4のアルコキシ基、炭素数1~4のアルキルチオ基、炭素数1~4のハロアルキル基、炭素数1~4のハロアルコキシ基、ビニル基、ニトロ基、シアノ基、アルデヒド基、アミノ基、ヒドロキシル基、チオール基、スルホ基、スルホンアミド基、カルボキシル基もしくはエステル基であり、kが2以上の場合、R2は同一であっても異なっていてもよい)
で表わされるアニリン誘導体と、一般式(3):
(式中、
R1は、水素原子又は炭素数1~4のアルキル基であり、
Xは、塩素原子又は臭素原子である)
で表わされるアクリル酸ハライド誘導体を、塩基存在下で反応させることで、前記一般式(1):
(式中、R1、R2、m及びkは前記と同義である)
で表わされる含臭素N-フェニルジアクリルイミド誘導体を得ることができる。
検出器 :SPD-10AVP((株)島津製作所製)
オーブン :CTO-10AVP((株)島津製作所製)
ポンプ :LC-10ADVP((株)島津製作所製)
カラム :ODS-80TM(東ソー(株)製)
溶離液 :アセトニトリル/水/リン酸=600/400/0.5
カラム温度 :40℃
流速 :1.0mL/min
波長 :254nm
N-(2,4,6-トリブロモフェニル)ジメタクリルイミドの合成
コンデンサーを備えたナスフラスコに、2,4,6-トリブロモアニリン(マナック(株)社製)1.65g(5.00ミリモル)、ジクロロメタン5.00mL、4-ジメチルアミノピリジン(東京化成工業(株)社製)0.09g(0.736ミリモル)、トリエチルアミン(東京化成工業(株)社製)1.52g(15.0ミリモル)を加え、氷浴中で塩化メタクリロイル(東京化成工業(株)社製)1.57g(15.0ミリモル)をゆっくり滴下した後、室温で6日間撹拌を行った。反応終了後、反応溶液を減圧下で留去し、ヘキサン/酢酸エチルの混合溶媒により再結晶を行った。得られた白色結晶を真空下で乾燥を行うことによって目的物を1.49g(3.20ミリモル)、収率64%、HPLC純度100.0%、臭素含量51.5%、融点139℃で得た。目的物の1H-NMRを図1に、FT-IRチャートを図2に示す。
N-(2,4,6-トリブロモフェニル)ジアクリルイミドの合成
コンデンサー、温度計及びガス吸収装置を備えた500mL4つ口フラスコに、2,4,6-トリブロモアニリン(マナック(株)社製)50.0g(150ミリモル)、4-ジメチルアミノピリジン(東京化成工業(株)社製)1.03g(8.43ミリモル)、モノクロロベンゼン 289mL、トリエチルアミン 17.2g(170ミリモル)を加え、ここへ塩化アクリロイル(東京化成工業(株)社製)20.6g(227ミリモル)を滴下し、内温40℃で24時間撹拌後、トリエチルアミン(東京化成工業(株)社製)17.6g(174ミリモル)を追加し、さらに塩化アクリロイル 19.9g(219ミリモル)を追加で滴下し、1時間撹拌した。室温に戻した後、水200mLを注入し有機層を洗浄・分液した。分液後、反応液を減圧濃縮し、粗製物を得た。得られた粗製物をカラム精製(ヘプタン:酢酸エチル=5:1)により目的物を49.8g(114ミリモル)、収率75%、HPLC純度93.7%、臭素含量54.8%、融点93℃で得た。目的物の1H-NMRを図3に、FT-IRチャートを図4に示す。
N-(2,6-ジブロモ-4-ニトロフェニル)ジメタクリルイミドの合成
コンデンサーを備えたナスフラスコに、2,6-ジブロモ-4-ニトロアニリン(東京化成工業(株)社製)3.00g(10.1ミリモル)、モノクロロベンゼン20.2mL、4-ジメチルアミノピリジン(東京化成工業(株)社製)0.06g(0.491ミリモル)、トリエチルアミン(東京化成工業(株)社製)2.45g(24.2ミリモル)を加え、塩化メタクリロイル(東京化成工業(株)社製)2.53g(24.2ミリモル)をゆっくり滴下した後、内温70℃で17時間撹拌を行った。反応終了後、反応溶液をろ過した後、母液を減圧下で濃縮して粗製物を得た。得られた粗製物をメタノールにより再結晶を行ない、結晶を濾取した。得られた白色結晶を60℃で送風乾燥を行うことによって目的物を3.55g(8.22ミリモル)、収率81%、HPLC純度99.6%、臭素含量36.6%、融点141℃で得た。目的物の1H-NMRを図5に、FT-IRチャートを図6に示す。
N-(2,6-ジブロモ-4-メチルフェニル)ジメタクリルイミドの合成
2,6-ジブロモ-4-ニトロアニリン(東京化成工業(株)社製)3.00g(10.1ミリモル)の代わりに、2,6-ジブロモ-4-メチルアニリン(東京化成工業(株)社製)3.04g(11.5ミリモル)を用いた以外は実施例3と同様な手順で行った。得られた粗製物をヘプタン/モノクロロベンゼンの混合溶媒により再結晶を行ない、結晶を濾取した。得られた白色結晶を60℃で送風乾燥を行うことによって目的物を2.15g(5.36ミリモル)、収率47%、HPLC純度100.0%、臭素含量39.7%、融点137℃で得た。目的物の1H-NMRを図7に、FT-IRチャートを図8に示す。
N-(2,6-ジブロモ-4-トリフルオロメトキシフェニル)ジメタクリルイミドの合成
2,6-ジブロモ-4-ニトロアニリン(東京化成工業(株)社製)の代わりに、2,6-ジブロモ-4-トリフルオロメトキシアニリン(東京化成工業(株)社製)3.00g(8.96ミリモル)を用いた以外は実施例3と同様な手順で行った。得られた粗製物をヘプタン/モノクロロベンゼンの混合溶媒再結晶を行ない、結晶を濾取した。得られた白色結晶を60℃で送風乾燥を行うことによって目的物を1.05g(2.23ミリモル)、収率25%、HPLC純度99.7%、臭素含量33.1%、融点94℃で得た。目的物の1H-NMRを図9に、FT-IRチャートを図10に示す。
Claims (7)
- 下記一般式(1):
(式中、
mは、2~5の整数であり、
kは5-mであり、
R1は、同一であっても異なっていてもよく、水素原子又は炭素数1~4のアルキル基であり、
R2は、水素原子、フッ素原子、塩素原子、ヨウ素原子、炭素数1~4のアルキル基、炭素数1~4のアルコキシ基、炭素数1~4のアルキルチオ基、炭素数1~4のハロアルキル基、炭素数1~4のハロアルコキシ基、ビニル基、ニトロ基、シアノ基、アルデヒド基、アミノ基、ヒドロキシル基、チオール基、スルホ基、スルホンアミド基、カルボキシル基もしくはエステル基であり、kが2以上の場合、R2は同一であっても異なっていてもよい)
で表わされる含臭素N-フェニルジアクリルイミド誘導体。 - 臭素含量が45重量%~75重量%である、請求項1記載の含臭素N-フェニルジアクリルイミド誘導体。
- R2が水素原子である、請求項1又は2記載の含臭素N-フェニルジアクリルイミド誘導体。
- mが3~5である、請求項1~3いずれか1項に記載の含臭素N-フェニルジアクリルイミド誘導体。
- 下記一般式(2):
(式中、
mは、2~5の整数であり、
kは5-mであり、
R2は、水素原子、フッ素原子、塩素原子、ヨウ素原子、炭素数1~4のアルキル基、炭素数1~4のアルコキシ基、炭素数1~4のアルキルチオ基、炭素数1~4のハロアルキル基、炭素数1~4のハロアルコキシ基、ビニル基、ニトロ基、シアノ基、アルデヒド基、アミノ基、ヒドロキシル基、チオール基、スルホ基、スルホンアミド基、カルボキシル基もしくはエステル基であり、kが2以上の場合、R2は同一であっても異なっていてもよい)
で表わされるアニリン誘導体と、一般式(3):
(式中、
R1は、水素原子又は炭素数1~4のアルキル基であり、
Xは、塩素原子又は臭素原子である)
で表わされるアクリル酸ハライド誘導体を、塩基存在下で反応させることを含む、下記一般式(1):
(式中、R1、R2、m及びkは前記と同義である)
で表わされる含臭素N-フェニルジアクリルイミド誘導体の製造方法。 - 塩基が有機塩基である、請求項5記載の含臭素N-フェニルジアクリルイミド誘導体の製造方法。
- 有機塩基がトリエチルアミン、ピリジン及び4-ジメチルアミノピリジンよりなる群から選択される少なくとも1種の化合物である、請求項6記載の含臭素N-フェニルジアクリルイミド誘導体の製造方法。
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US10428221B2 (en) * | 2013-12-20 | 2019-10-01 | Essilor International | Liquid polymerizable composition comprising an anhydride derivative monomer and mineral nanoparticles dispersed therein, and its use to manufacture an optical article |
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US10428221B2 (en) * | 2013-12-20 | 2019-10-01 | Essilor International | Liquid polymerizable composition comprising an anhydride derivative monomer and mineral nanoparticles dispersed therein, and its use to manufacture an optical article |
WO2016103802A1 (ja) * | 2014-12-24 | 2016-06-30 | マナック株式会社 | 新規な含臭素重合体及びその製造方法 |
US10442876B2 (en) | 2014-12-24 | 2019-10-15 | Manac Inc. | Bromine-containing polymers and methods for producing the same |
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