JP5380867B2 - Epoxy group-containing norbornene compound and method for producing the same (co) polymer - Google Patents

Epoxy group-containing norbornene compound and method for producing the same (co) polymer Download PDF

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JP5380867B2
JP5380867B2 JP2008065676A JP2008065676A JP5380867B2 JP 5380867 B2 JP5380867 B2 JP 5380867B2 JP 2008065676 A JP2008065676 A JP 2008065676A JP 2008065676 A JP2008065676 A JP 2008065676A JP 5380867 B2 JP5380867 B2 JP 5380867B2
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epoxy group
containing norbornene
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JP2009221126A (en
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秀直 森下
篤 須藤
治男 西田
剛 遠藤
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本発明は、エポキシ基含有ノルボルネン化合物及びその(共)重合体の製造方法に関する。   The present invention relates to an epoxy group-containing norbornene compound and a method for producing a (co) polymer thereof.

エポキシ系樹脂は、従来から、塗料、接着剤の他、電子部品、土木建築、各種複合材料など接着性、強靭性、耐熱性、電気絶縁性、耐食性が要求される材料として、広く用いられている樹脂である。   Epoxy resins have been widely used as materials that require adhesion, toughness, heat resistance, electrical insulation, and corrosion resistance, such as electronic components, civil engineering, and various composite materials, in addition to paints and adhesives. Resin.

エポキシ基含有化合物は、該エポキシ系樹脂の原料であり、そのモノマーとしての有用性から、種々のエポキシ基含有化合物が合成されている。
一方、ノルボルネン化合物は、付加重合体、開環重合体のモノマーとして知られており、重合に際して分子量の制御が簡便なモノマーであるという利点がある。
Epoxy group-containing compounds are raw materials for the epoxy resins, and various epoxy group-containing compounds have been synthesized because of their usefulness as monomers.
On the other hand, norbornene compounds are known as monomers for addition polymers and ring-opening polymers, and have the advantage that the molecular weight can be easily controlled during polymerization.

そのような、エポキシ基含有ノルボルネン化合物としては、下記式(3)   As such an epoxy group-containing norbornene compound, the following formula (3):

Figure 0005380867
Figure 0005380867

で表されるエポキシ基含有ノルボルネン化合物が知られている。
当該エポキシ基含有ノルボルネン化合物の製造方法としては、1,3−シクロペンタジエンと3,4−エポキシブテンとを反応させる製造方法が知られている(特許文献1)。
しかし、当該製造方法は、170℃の高温、反応時間66時間を必要とするという効率上の大きな問題があった。
特表2004−503614号公報
An epoxy group-containing norbornene compound represented by the formula is known.
As a method for producing the epoxy group-containing norbornene compound, a production method in which 1,3-cyclopentadiene and 3,4-epoxybutene are reacted is known (Patent Document 1).
However, this production method has a large efficiency problem that requires a high temperature of 170 ° C. and a reaction time of 66 hours.
JP-T-2004-503614

本発明の課題は、上記式(3)で表されるエポキシ基含有ノルボルネン化合物及びその(共)重合体を効率よく製造する方法を提供することにある。   An object of the present invention is to provide a method for efficiently producing an epoxy group-containing norbornene compound represented by the above formula (3) and a (co) polymer thereof.

本発明者らは、エポキシ基含有ノルボルネン化合物の製造方法について鋭意研究を行ったところ、意外にも、下記式(1)   The present inventors have conducted intensive research on a method for producing an epoxy group-containing norbornene compound. Surprisingly, the following formula (1)

Figure 0005380867
Figure 0005380867

で表されるノルボルネンカルバルデヒドと下記式(4) Norbornene carbaldehyde represented by the following formula (4)

Figure 0005380867
Figure 0005380867

で表される硫化メチレン化合物とを反応させることにより、効率よく下記式(3) By reacting with a methylene sulfide compound represented by the following formula (3)

Figure 0005380867
Figure 0005380867

で表されるエポキシ基含有ノルボルネン化合物を製造できることを見出し、本発明を完成した。 The inventors have found that an epoxy group-containing norbornene compound represented by the formula can be produced, thereby completing the present invention.

すなわち本発明は、第一に、式(1)で表されるノルボルネンカルバルデヒドと式(2)で表される硫化メチレン化合物とを反応させることを特徴とする式(3)で表されるエポキシ基含有ノルボルネン化合物の製造方法を提供するものである。   That is, the present invention first comprises an epoxy represented by the formula (3) characterized by reacting a norbornene carbaldehyde represented by the formula (1) with a methylene sulfide compound represented by the formula (2). A method for producing a group-containing norbornene compound is provided.

本発明は、第二に、前記エポキシ基含有ノルボルネン化合物を重合又は共重合させることを特徴とするノルボルネン系(共)重合体の製造方法を提供するものである。   Secondly, the present invention provides a method for producing a norbornene (co) polymer characterized by polymerizing or copolymerizing the epoxy group-containing norbornene compound.

本発明のエポキシ基含有ノルボルネン化合物の製造方法によれば、分子量制御が簡便なモノマーとして有用な式(3)で表されるエポキシ基含有ノルボルネン化合物を、効率よく製造できる。
また、本発明の重合体又は共重合体の製造方法によれば、エポキシ基含有ノルボルネン化合物の(共)重合体を、効率よく製造できる。
According to the method for producing an epoxy group-containing norbornene compound of the present invention, the epoxy group-containing norbornene compound represented by the formula (3) useful as a monomer having a simple molecular weight control can be produced efficiently.
Moreover, according to the method for producing a polymer or copolymer of the present invention, a (co) polymer of an epoxy group-containing norbornene compound can be efficiently produced.

エポキシ基含有ノルボルネン化合物の製造方法の製造方法について説明する。
式(1)で表されるノルボルネンカルバルデヒドは、公知の方法によって得ることができ、市販品を用いることもできる。
式(1)及び(3)中、波線は、当該結合部位の立体配置が決定されている場合、決定されていない場合及びラセミ体である場合のいずれも含む意味である。
The manufacturing method of the manufacturing method of an epoxy group containing norbornene compound is demonstrated.
The norbornene carbaldehyde represented by the formula (1) can be obtained by a known method, and a commercially available product can also be used.
In the formulas (1) and (3), the wavy line includes the case where the configuration of the binding site is determined, the case where it is not determined, and the case where it is a racemate.

一方、式(2)で表される硫化メチレン化合物は、公知の方法によって得ることができ、市販品を用いることもできるが、操作の簡便性の点から、下記式(4)   On the other hand, the methylene sulfide compound represented by the formula (2) can be obtained by a known method, and a commercially available product can also be used. However, from the viewpoint of simplicity of operation, the following formula (4)

Figure 0005380867
Figure 0005380867

(式中、Xはハロゲン原子を示す。)
で表されるトリメチルスルフィドと強塩基とを反応させて得るのが好ましい。
強塩基としては、例えば、アルカリ金属ヒドリド、アルキル金属、アルキル金属アミド、アルカリ金属アルコキシド、アルカリ金属水酸化物等が挙げられ、アルカリ金属ヒドリド、アルキル金属、アルカリ金属アルコキシドが好ましく、アルカリ金属アルコキシドがより好ましい。また、アルカリ金属アルコキシドとしては、カリウム−tert−ブトキシド、ナトリウム−tert−ブトキシド、ナトリウムメトキシド、ナトリウムエトキシド等が挙げられ、ナトリウムメトキシド、ナトリウムエトキシドが好ましい。
(In the formula, X represents a halogen atom.)
It is preferable to obtain by reacting trimethyl sulfide represented by
Examples of the strong base include alkali metal hydrides, alkyl metals, alkyl metal amides, alkali metal alkoxides, alkali metal hydroxides, and the like. Alkali metal hydrides, alkyl metals, alkali metal alkoxides are preferable, and alkali metal alkoxides are more preferable. preferable. Examples of the alkali metal alkoxide include potassium tert-butoxide, sodium tert-butoxide, sodium methoxide, sodium ethoxide, and the like, with sodium methoxide and sodium ethoxide being preferred.

Xで表されるハロゲン原子としては、塩素原子、炭素原子、ヨウ素原子が挙げられるが、ヨウ素原子が好ましい。   Examples of the halogen atom represented by X include a chlorine atom, a carbon atom, and an iodine atom, and an iodine atom is preferable.

式(4)で表されるトリメチルスルフィドと強塩基との反応は、式(1)で表されるノルボルネンカルバルデヒドと式(2)で表される硫化メチレン化合物との反応系と別途反応させてもよく、当該系中で反応させてもよい。   The reaction between the trimethyl sulfide represented by the formula (4) and the strong base is performed separately from the reaction system of the norbornene carbaldehyde represented by the formula (1) and the methylene sulfide compound represented by the formula (2). Alternatively, the reaction may be carried out in the system.

上記反応は、溶媒存在下、溶媒非存在下いずれでも行うことができるが、円滑な式(4)で表されるトリメチルスルフィドと強塩基との反応の点から、溶媒存在下で行うことが好ましい。
溶媒は、特に限定されないが、ジメチルスルホキシド(DMSO)、テトラヒドロフラン、ジエチルエーテル、N,N−ジメチルホルムアミド、N,N−ジメチルアセトアミド、N−メチルピロリドン、ヘキサン、アセトニトリル、ニトロメタン、エタノール、イソプロピルアルコール、メタノールが好ましく、ジメチルスルホキシド、N,N−ジメチルホルムアミド、N,N−ジメチルアセトアミド、N−メチルピロリドン、テトラヒドロフランがより好ましく、ジメチルスルホキシドが特に好ましい。
The above reaction can be carried out in the presence of a solvent or in the absence of a solvent, but is preferably carried out in the presence of a solvent from the viewpoint of a smooth reaction between trimethyl sulfide represented by the formula (4) and a strong base. .
The solvent is not particularly limited, but dimethyl sulfoxide (DMSO), tetrahydrofuran, diethyl ether, N, N-dimethylformamide, N, N-dimethylacetamide, N-methylpyrrolidone, hexane, acetonitrile, nitromethane, ethanol, isopropyl alcohol, methanol Are preferred, dimethyl sulfoxide, N, N-dimethylformamide, N, N-dimethylacetamide, N-methylpyrrolidone and tetrahydrofuran are more preferred, and dimethyl sulfoxide is particularly preferred.

上記反応の反応時間は、5分〜48時間が好ましく、10分〜24時間がより好ましく、30分〜4時間が特に好ましい。上記反応の反応温度は、−70℃〜200℃が好ましく、−20℃〜100℃がより好ましく、20℃〜40℃が特に好ましい。また、上記反応の反応圧力は1〜2気圧程度で行うことが好ましく、特には大気圧下で行うことが好ましい。   The reaction time for the above reaction is preferably 5 minutes to 48 hours, more preferably 10 minutes to 24 hours, and particularly preferably 30 minutes to 4 hours. The reaction temperature of the above reaction is preferably -70 ° C to 200 ° C, more preferably -20 ° C to 100 ° C, and particularly preferably 20 ° C to 40 ° C. In addition, the reaction pressure of the above reaction is preferably about 1 to 2 atm, and particularly preferably under atmospheric pressure.

式(1)で表されるノルボルネンカルバルデヒドと式(2)で表される硫化メチレン化合物との反応は、溶媒存在下、溶媒非存在下いずれでも行うことができるが、円滑な式(1)で表されるノルボルネンカルバルデヒドと式(2)で表される硫化メチレン化合物との反応の点から、溶媒存在下で行うことが好ましい。
溶媒は、特に限定されないが、ジメチルスルホキシド(DMSO)、テトラヒドロフラン、ジエチルエーテル、N,N−ジメチルホルムアミド、N,N−ジメチルアセトアミド、N−メチルピロリドン、ヘキサン、アセトニトリル、ニトロメタン、エタノール、イソプロピルアルコール、メタノールが好ましく、ジメチルスルホキシド、N,N−ジメチルホルムアミド、N,N−ジメチルアセトアミド、N−メチルピロリドン、テトラヒドロフランがより好ましく、ジメチルスルホキシドが特に好ましい。
The reaction of the norbornene carbaldehyde represented by the formula (1) and the methylene sulfide compound represented by the formula (2) can be performed in the presence or absence of a solvent, but the smooth formula (1) From the viewpoint of the reaction between the norbornene carbaldehyde represented by the formula (2) and the methylene sulfide compound represented by the formula (2), the reaction is preferably carried out in the presence of a solvent.
The solvent is not particularly limited, but dimethyl sulfoxide (DMSO), tetrahydrofuran, diethyl ether, N, N-dimethylformamide, N, N-dimethylacetamide, N-methylpyrrolidone, hexane, acetonitrile, nitromethane, ethanol, isopropyl alcohol, methanol Are preferred, dimethyl sulfoxide, N, N-dimethylformamide, N, N-dimethylacetamide, N-methylpyrrolidone and tetrahydrofuran are more preferred, and dimethyl sulfoxide is particularly preferred.

上記反応の反応時間は、10分〜72時間が好ましく、30分〜24時間がより好ましく、2時間〜5時間が特に好ましい。上記反応の反応温度は、−70℃〜150℃が好ましく、−20℃〜100℃がより好ましく、20℃〜35℃が特に好ましい。また、上記反応の反応圧力は1〜2気圧程度で行うことが好ましく、特には大気圧下で行うことが好ましい。   The reaction time for the above reaction is preferably 10 minutes to 72 hours, more preferably 30 minutes to 24 hours, and particularly preferably 2 hours to 5 hours. The reaction temperature of the above reaction is preferably -70 ° C to 150 ° C, more preferably -20 ° C to 100 ° C, and particularly preferably 20 ° C to 35 ° C. In addition, the reaction pressure of the above reaction is preferably about 1 to 2 atm, and particularly preferably under atmospheric pressure.

本発明方法は、円滑な炭素−炭素結合生成反応の促進の点から、不活性ガス雰囲気下で行うことが好ましい。不活性ガスは、特に限定されないが、例えば、アルゴンガス、窒素ガス、ヘリウムガス等が挙げられ、窒素ガスが好ましい。   The method of the present invention is preferably performed in an inert gas atmosphere from the viewpoint of promoting a smooth carbon-carbon bond formation reaction. Although an inert gas is not specifically limited, For example, argon gas, nitrogen gas, helium gas etc. are mentioned, Nitrogen gas is preferable.

ノルボルネン系(共)重合体の製造方法
本発明の(共)重合体の製造方法は、前記の製造方法により得られたエポキシ基含有ノルボルネン化合物を重合又は共重合させるものである。
重合又は共重合の反応としては、通常の(共)重合反応であれば限定されないが、付加(共)重合、開環(共)重合が挙げられる。
これら共重合可能な他の単量体としては、環状オレフィン構造を有する化合物であれば特には限定されないが、例えば、下記式(5)で表される環状オレフィン化合物が挙げられる。共重合可能な他の単量体は、単独で又は2種以上用いることができる。
Method for Producing Norbornene-Based (Co) polymer The method for producing a (co) polymer of the present invention comprises polymerizing or copolymerizing the epoxy group-containing norbornene compound obtained by the above production method.
The polymerization or copolymerization reaction is not limited as long as it is a normal (co) polymerization reaction, but includes addition (co) polymerization and ring-opening (co) polymerization.
These other copolymerizable monomers are not particularly limited as long as they are compounds having a cyclic olefin structure, and examples thereof include cyclic olefin compounds represented by the following formula (5). The other copolymerizable monomers can be used alone or in combination of two or more.

Figure 0005380867
Figure 0005380867

(式(5)において、A1からA4は、それぞれ独立に、水素原子、炭素数1〜10のアルキル基、シクロアルキル基、アリール基、アルコキシル基、トリアルキルシリル基、トリアルキルシロキシシリル基から選ばれた原子もしくは基、または加水分解性のシリル基、オキセタニル基、アシルオキシ基、アルコキシカルボニル基、トリアルキルシロキシカルボニル基から選ばれた極性基を有する有機基である。また、A1とA2またはA1とA3とが、それぞれが結合する炭素原子と共に脂環構造、芳香環構造、酸無水物基またはカルボンイミド基を形成していてもよい。また、mは0または1の整数である。) (In Formula (5), A 1 to A 4 are each independently a hydrogen atom, an alkyl group having 1 to 10 carbon atoms, a cycloalkyl group, an aryl group, an alkoxyl group, a trialkylsilyl group, or a trialkylsiloxysilyl group. from selected atoms or groups or a hydrolyzable silyl group, an oxetanyl group, an acyloxy group, an alkoxycarbonyl group, an organic group having a polar group selected from trialkyl siloxy group. Moreover, a 1 and a 2 or A 1 and A 3 may form an alicyclic structure, an aromatic ring structure, an acid anhydride group or a carbonimide group together with the carbon atom to which each is bonded, and m is an integer of 0 or 1 .)

付加(共)重合による重合体の製造は、公知の付加(共)重合反応であれば特に限定されず、本発明製造方法により得られたエポキシ基含有ノルボルネン化合物を含む単量体組成物を、重合触媒を用いて付加重合させることによって製造することができる。また、必要に応じて重合反応用溶媒及び/又は分子量調節剤を用いて製造することができる。   Production of the polymer by addition (co) polymerization is not particularly limited as long as it is a known addition (co) polymerization reaction, and a monomer composition containing an epoxy group-containing norbornene compound obtained by the production method of the present invention, It can be produced by addition polymerization using a polymerization catalyst. Moreover, it can manufacture using the solvent for polymerization reaction and / or a molecular weight modifier as needed.

付加(共)重合に用いられる重合触媒としては、通常付加重合に用いられる重合触媒であれば限定されるものではなく、例えば、チタニウム系化合物、ジルコニウム系化合物、ハフニウム系化合物等の4〜6族遷移金属触媒;パラジウム系化合物、ニッケル系化合物、コバルト系化合物等の8〜10族遷移金属触媒などが挙げられ、それぞれ単独で、あるいは二種以上を組み合わせて用いることができ、また、これらの触媒系では、必要に応じて助触媒を用いてもよい。助触媒としては、例えば、メチルアルミノキサン、ポリイソブチルアルミノキサン等のアルミノキサン類;B(C653、BF3・(C252O、[C65NH(CH32+[B(C654-、[(C653C]+[B(C654-、Li+[B(C654-、等のボロン化合物;トリシクロペンチルホスフィン、ジシクロペンチル(イソプロピル)ホスフィン、ジシクロペンチルフェニルホスフィン、ジシクロペンチルシクロオクチルホスフィン、トリシクロヘキシルホスフィン、ジシクロヘキシル(イソプロピル)ホスフィン、ジシクロヘキシル(tert−ブチル)ホスフィン、ジシクロヘキシルフェニルホスフィン、ジシクロヘキシル(2−エチルヘキシル)ホスフィン、ジシクロヘキシル(o−トリル)ホスフィン等のホスフィン化合物などが挙げられ、それぞれ単独で、あるいは二種以上を組み合わせて用いることができる。 The polymerization catalyst used for addition (co) polymerization is not limited as long as it is a polymerization catalyst usually used for addition polymerization. For example, a group 4 to 6 such as a titanium compound, a zirconium compound, or a hafnium compound. Transition metal catalysts; Group 8-10 transition metal catalysts such as palladium-based compounds, nickel-based compounds, cobalt-based compounds and the like can be mentioned, and these catalysts can be used alone or in combination of two or more. In the system, a cocatalyst may be used as necessary. Examples of the cocatalyst include aluminoxanes such as methylaluminoxane and polyisobutylaluminoxane; B (C 6 F 5 ) 3 , BF 3. (C 2 H 5 ) 2 O, and [C 6 H 5 NH (CH 3 ) 2. ] + [B (C 6 F 5 ) 4 ] , [(C 6 H 5 ) 3 C] + [B (C 6 F 5 ) 4 ] , Li + [B (C 6 F 5 ) 4 ] Boron compounds such as tricyclopentylphosphine, dicyclopentyl (isopropyl) phosphine, dicyclopentylphenylphosphine, dicyclopentylcyclooctylphosphine, tricyclohexylphosphine, dicyclohexyl (isopropyl) phosphine, dicyclohexyl (tert-butyl) phosphine, dicyclohexylphenylphosphine, Dicyclohexyl (2-ethylhexyl) phosphine, dicyclohexyl ( - tolyl) phosphine compounds such as phosphine and the like, can be used alone or in combination of two or more thereof.

4〜6族遷移金属触媒としては、例えば、TiCl3、TiCl4等を用いるチグラー−ナッタ触媒;(C552TiCl2、(C552ZrCl2、(C552Zr(CH32等の有機金属錯体を用いるメタロセン触媒などが挙げられる。 Examples of the group 4-6 transition metal catalyst include Zigler-Natta catalysts using TiCl 3 , TiCl 4, etc .; (C 5 H 5 ) 2 TiCl 2 , (C 5 H 5 ) 2 ZrCl 2 , (C 5 H 5 ) Metallocene catalysts using organometallic complexes such as 2 Zr (CH 3 ) 2 .

8〜10族遷移金属触媒としては、例えば、酢酸コバルト(II)、コバルト(II)アセチルアセトナート、コバルト(II)テトラフルオロボレート、塩化コバルト、コバルト(II)ベンゾエート等のコバルト化合物;酢酸ニッケル、ニッケルアセチルアセトネート、炭酸ニッケル、塩化ニッケル、ニッケルエチルヘキサノエート、ニッケロセン、NiCl2[P(C653]2、ビスアリルニッケル、酸化ニッケル等のニッケル化合物;塩化パラジウム、臭化パラジウム、酸化パラジウム、PdCl2[P(C653]2、PdCl2(C65CN)2、PdCl2(CH3CN)2、[Pd(CH3CN)4][BF42、[Pd(C25CN)4][BF42、パラジウムアセチルアセトナート、酢酸パラジウム等のパラジウム化合物などが挙げられる。 Examples of the group 8-10 transition metal catalyst include cobalt compounds such as cobalt (II) acetate, cobalt (II) acetylacetonate, cobalt (II) tetrafluoroborate, cobalt chloride, cobalt (II) benzoate; nickel acetate, Nickel compounds such as nickel acetylacetonate, nickel carbonate, nickel chloride, nickel ethylhexanoate, nickelocene, NiCl 2 [P (C 6 H 5 ) 3 ] 2 , bisallyl nickel, nickel oxide; palladium chloride, palladium bromide , Palladium oxide, PdCl 2 [P (C 6 H 5 ) 3 ] 2 , PdCl 2 (C 6 H 5 CN) 2 , PdCl 2 (CH 3 CN) 2 , [Pd (CH 3 CN) 4 ] [BF 4 ] 2, [Pd (C 2 H 5 CN) 4] [BF 4] 2, palladium acetylacetonate, such as palladium acetate A palladium compound etc. are mentioned.

付加(共)重合に用いられる重合溶媒としては、重合に供される単量体組成物や触媒等が溶解してかつ触媒が失活することがなく、また、生成した付加重合体が溶解するものであれば特に限定されないが、例えば、シクロヘキサン、シクロヘプタン、シクロペンタン、メチルシクロペンタン等の脂環式炭化水素溶媒;ペンタン、ヘキサン、ヘプタン、オクタン等の脂肪族炭化水素溶媒;ベンゼン、トルエン、キシレン、エチルベンゼン等の芳香族炭化水素溶媒;ニトロメタン、ニトロベンゼン、アセトニトリル、ベンゾニトリル等の含窒素炭化水素溶媒;クロロブタン、ブロムヘキサン、ジクロロメタン、1,2−ジクロロエタン、1,1−ジクロロエタン、クロロホルム、クロロベンゼン、ジクロロベンゼン等のハロゲン化炭化水素溶媒から選ばれた溶媒が挙げられる。これらは単独で又は2種以上を混合して用いることができる。   As a polymerization solvent used for addition (co) polymerization, the monomer composition and catalyst used for the polymerization are dissolved, the catalyst is not deactivated, and the produced addition polymer is dissolved. Although it will not specifically limit if it is a thing, For example, alicyclic hydrocarbon solvents, such as cyclohexane, cycloheptane, cyclopentane, methylcyclopentane; Aliphatic hydrocarbon solvents, such as pentane, hexane, heptane, octane; benzene, toluene, Aromatic hydrocarbon solvents such as xylene and ethylbenzene; nitrogen-containing hydrocarbon solvents such as nitromethane, nitrobenzene, acetonitrile, and benzonitrile; chlorobutane, bromohexane, dichloromethane, 1,2-dichloroethane, 1,1-dichloroethane, chloroform, chlorobenzene, Is it a halogenated hydrocarbon solvent such as dichlorobenzene? It includes selected solvent. These can be used alone or in admixture of two or more.

付加重合に用いられる分子量調節剤としては、例えば、エチレン、プロペン、1−ブテン、1−ペンテン、1−ヘキセン、1−オクテン、1−ノネン、1−デセン等のα−オレフィン類;シクロペンテン、3−メチルシクロペンテン、3−エチルシクロペンテン、3−イソプロピルシクロペンテン、3−n−プロピルシクロペンテン、4−メチルシクロペンテン、4−エチルシクロペンテン、4−イソプロピルシクロペンテン、4−フェニルシクロペンテン等のシクロペンテン環を有する化合物類;シクロオクタ−1,5−ジエン、3−メチルシクロオクター1,5−ジエン、3−エチルシクロオクタ−1,5−ジエン、シクロオクタ−1,4−ジエン、シクロヘキサ−1,4−ジエン等のシクロアルカンジエン環を有する化合物がげられる。 Examples of molecular weight modifiers used in the addition polymerization include α-olefins such as ethylene, propene, 1-butene, 1-pentene, 1-hexene, 1-octene, 1-nonene, 1-decene; cyclopentene, 3 Compounds having a cyclopentene ring such as methylcyclopentene, 3-ethylcyclopentene, 3-isopropylcyclopentene, 3-n-propylcyclopentene, 4-methylcyclopentene, 4-ethylcyclopentene, 4-isopropylcyclopentene, 4-phenylcyclopentene; Cycloalkanedienes such as -1,5-diene, 3-methylcycloocta-1,5-diene, 3-ethylcycloocta-1,5-diene, cycloocta-1,4-diene, cyclohexa-1,4-diene compound ani Gerare having a ring .

付加(共)重合における重合触媒の使用量は、エポキシ基含有ノルボルネン化合物に対し、0.000001等量以上0.002当量以下であり、0.000002等量以上0.001当量以下が好ましい。
付加重合における重合溶媒の使用量は、例えば、エポキシ基含有ノルボルネン化合物に対し、0等量以上1000当量以下程度である。
付加重合における分子量調節剤の使用量は、例えば、エポキシ基含有ノルボルネン化合物に対し、0.001等量以上0.5当量以下程度である。
The amount of the polymerization catalyst used in the addition (co) polymerization is 0.000001 equivalent or more and 0.002 equivalent or less, preferably 0.000002 equivalent or more and 0.001 equivalent or less, relative to the epoxy group-containing norbornene compound.
The amount of the polymerization solvent used in the addition polymerization is, for example, about 0 to 1000 equivalents with respect to the epoxy group-containing norbornene compound.
The amount of the molecular weight regulator used in the addition polymerization is, for example, about 0.001 equivalent to about 0.5 equivalent with respect to the epoxy group-containing norbornene compound.

開環(共)重合による重合体の製造は、公知の開環メタセシス(共)重合反応であれば特に限定されず、エポキシ基含有ノルボルネン化合物を含む単量体組成物を、重合触媒を用いて開環重合させることによって製造することができる。また、必要に応じて重合反応用溶媒及び/又は分子量調節剤を用いて製造することができる。   Production of the polymer by ring-opening (co) polymerization is not particularly limited as long as it is a known ring-opening metathesis (co) polymerization reaction, and a monomer composition containing an epoxy group-containing norbornene compound is prepared using a polymerization catalyst. It can be produced by ring-opening polymerization. Moreover, it can manufacture using the solvent for polymerization reaction and / or a molecular weight modifier as needed.

開環(共)重合に用いられる重合触媒としては、ルテニウム、ロジウム、パラジウム、イリジウム、白金などの白金族化合物や、以下に示すようなメタセシス触媒が挙げられ、ルテニウム化合物と、以下に示すメタセシス触媒が好ましい。   Examples of the polymerization catalyst used for ring-opening (co) polymerization include platinum group compounds such as ruthenium, rhodium, palladium, iridium, and platinum, and metathesis catalysts as shown below. Ruthenium compounds and the following metathesis catalysts Is preferred.

メタセシス触媒は、(A)Wを有する化合物、Moを有する化合物、およびReを有する化合物からなる群より選ばれた少なくとも1種の化合物(以下、化合物(A)という)と、
(B)デミングの周期律表IA族元素(たとえばLi、Na、Kなど)、IIA族元素(たとえば、Mg、Caなど)、II B族元素(たとえば、Zn、Cd、Hgなど)、III A族元素(たとえば、B、Alなど)、IV A族元素(たとえば、Si、Sn、Pbなど)、またはIV B族元素(たとえば、Ti、Zrなど)を有する化合物であって、この元素と炭素との結合またはこの元素と水素との結合を少なくとも1つ有する化合物から選ばれる少なくとも1種の化合物(以下、化合物(B)という)との組み合わせからなる触媒である。また、触媒の活性を高めるために、後述の添加剤(C)をさらに添加したものであってもよい。
The metathesis catalyst includes (A) at least one compound selected from the group consisting of a compound having W, a compound having Mo, and a compound having Re (hereinafter referred to as compound (A)),
(B) Deming periodic table group IA elements (for example, Li, Na, K, etc.), group IIA elements (for example, Mg, Ca, etc.), group IIB elements (for example, Zn, Cd, Hg, etc.), III A A compound having a group element (eg, B, Al, etc.), a group IVA element (eg, Si, Sn, Pb, etc.), or a group IV element (eg, Ti, Zr, etc.) Or a combination of at least one compound selected from compounds having at least one bond between this element and hydrogen (hereinafter referred to as compound (B)). Moreover, in order to improve the activity of a catalyst, what added the below-mentioned additive (C) may be used.

化合物(A)としては、W、MoあるいはReのハロゲン化物、オキシハロゲン化物、アルコキシハロゲン化物、アルコキシド、カルボン酸塩、(オキシ)アセチルアセトネート、カルボニル錯体、アセトニトリル錯体、ヒドリド錯体、およびその誘導体、あるいはこれらの組合せが挙げられるが、Wを有する化合物およびMoを有する化合物、特にこれらのハロゲン化物、オキシハロゲン化物およびアルコキシハロゲン化物が、重合活性、実用性の点から好ましい。また、反応によって前記化合物を生成する2種以上の化合物の混合物を用いてもよい。さらに、これらの化合物は適当な錯化剤、例えばP(C655、C55Nなどによって錯化されていてもよい。 Examples of the compound (A) include W, Mo or Re halides, oxyhalides, alkoxyhalides, alkoxides, carboxylates, (oxy) acetylacetonates, carbonyl complexes, acetonitrile complexes, hydride complexes, and derivatives thereof. Alternatively, a combination thereof may be mentioned, but a compound having W and a compound having Mo, in particular, halides, oxyhalides and alkoxyhalides thereof are preferable from the viewpoint of polymerization activity and practicality. Moreover, you may use the mixture of 2 or more types of compounds which produce | generate the said compound by reaction. Further, these compounds may be complexed with an appropriate complexing agent such as P (C 6 H 5 ) 5 , C 5 H 5 N, and the like.

化合物(A)の具体例としては、例えば、WCl6、WCl5、WCl4、WBr6、WF6、WI6、MoCl5、MoCl4、MoCl3、ReCl3、WOCl4、MoOCl3、ReOCl3、ReOBr3、W(OC656、WCl2(OC654、Mo(OC252Cl3、Mo(OC255、MoO2(acac)2、W(OCOR)5、W(OC252Cl3、W(CO)6、Mo(CO)6、Re2(CO)10、ReOBr3・P(C653、WCl5・P(C653、WCl6・C55N、W(CO)5・P(C653、W(CO)3・(CH3CN)3などが挙げられる。このうち、MoCl5、Mo(OC252Cl3、WCl6、W(OC252Cl3が好ましい。 Specific examples of the compound (A) include, for example, WCl 6 , WCl 5 , WCl 4 , WBr 6 , WF 6 , WI 6 , MoCl 5 , MoCl 4 , MoCl 3 , ReCl 3 , WOCl 4 , MoOCl 3 , ReOCl 3. , ReOBr 3 , W (OC 6 H 5 ) 6 , WCl 2 (OC 6 H 5 ) 4 , Mo (OC 2 H 5 ) 2 Cl 3 , Mo (OC 2 H 5 ) 5 , MoO 2 (acac) 2 , W (OCOR) 5 , W (OC 2 H 5 ) 2 Cl 3 , W (CO) 6 , Mo (CO) 6 , Re 2 (CO) 10 , ReOBr 3 · P (C 6 H 5 ) 3 , WCl 5 · P (C 6 H 5 ) 3 , WCl 6 · C 5 H 5 N, W (CO) 5 · P (C 6 H 5 ) 3 , W (CO) 3 · (CH 3 CN) 3 . Of these, MoCl 5 , Mo (OC 2 H 5 ) 2 Cl 3 , WCl 6 , and W (OC 2 H 5 ) 2 Cl 3 are preferable.

化合物(B)としては、例えば、n−C45Li、n−C511Na、C55Na、CH3MgI、C25MgBr、CH3MgBr、n−C37MgCl、(C653Al、t−C49MgCl、CH2=CHCH2MgCl、(C252Zn、(C252Cd、CaZn(C254、(CH33B、(C253B、(n−C493B、(CH33Al、(CH32AlCl、(CH33Al2Cl3、CH3AlCl2、(C253Al、LiAl(C252、(C253Al−O(C252、(C252AlCl、C25AlCl2、(C252AlH、(iso−C492AlH、(C252AlOC25、(iso−C493Al、(C253Al2Cl3、(CH34Ga、(CH34Sn、(n−C494Sn、(C253SiH、(n−C6133Al、(n−C4173Al、LiH、NaH、B26、NaBH4、AlH3、LiAlH4、BiH4およびTiH4などが挙げられる。また、反応によってこれらの化合物を生成する2種以上の化合物の混合物を用いることもできる。このうち、(CH33Al、(CH32AlCl、(CH33Al2Cl3、CH3AlCl2、(C253Al、(C252AlCl、(C251.5AlCl1.5、C2H5AlCl2、(C252AlH、(C252AlOC25、(C252AlCN、(C373Al、(iso−C493Al、(iso−C492AlH、(C6133Al、(C8173Al、(C655Alが好ましい。 Examples of the compound (B) include n-C 4 H 5 Li, n-C 5 H 11 Na, C 5 H 5 Na, CH 3 MgI, C 2 H 5 MgBr, CH 3 MgBr, and n-C 3 H. 7 MgCl, (C 6 H 5 ) 3 Al, t-C 4 H 9 MgCl, CH 2 = CHCH 2 MgCl, (C 2 H 5 ) 2 Zn, (C 2 H 5 ) 2 Cd, CaZn (C 2 H 5 ) 4 , (CH 3 ) 3 B, (C 2 H 5 ) 3 B, (n-C 4 H 9 ) 3 B, (CH 3 ) 3 Al, (CH 3 ) 2 AlCl, (CH 3 ) 3 Al 2 Cl 3 , CH 3 AlCl 2 , (C 2 H 5 ) 3 Al, LiAl (C 2 H 5 ) 2 , (C 2 H 5 ) 3 Al—O (C 2 H 5 ) 2 , (C 2 H 5 ) 2 AlCl, C 2 H 5 AlCl 2 , (C 2 H 5 ) 2 AlH, (iso-C 4 H 9 ) 2 AlH, (C 2 H 5 ) 2 AlOC 2 H 5 , (iso-C 4 H 9 ) 3 Al, (C 2 H 5) 3 Al 2 Cl 3 , (CH 3) 4 Ga, (CH 3) 4 Sn, (n-C 4 H 9) 4 Sn, (C 2 H 5) 3 SiH, (n-C 6 H 13 ) 3 Al, (n-C 4 H 17 ) 3 Al, LiH, NaH, B 2 H 6 , NaBH 4 , AlH 3 , LiAlH 4 , BiH 4 and TiH 4 . Moreover, the mixture of 2 or more types of compounds which produce | generate these compounds by reaction can also be used. Of these, (CH 3 ) 3 Al, (CH 3 ) 2 AlCl, (CH 3 ) 3 Al 2 Cl 3 , CH 3 AlCl 2 , (C 2 H 5 ) 3 Al, (C 2 H 5 ) 2 AlCl, (C 2 H 5) 1.5 AlCl 1.5, C 2 H5AlCl 2, (C 2 H 5) 2 AlH, (C 2 H 5) 2 AlOC 2 H 5, (C 2 H 5) 2 AlCN, (C 3 H 7 ) 3 Al, (iso-C 4 H 9 ) 3 Al, (iso-C 4 H 9 ) 2 AlH, (C 6 H 13 ) 3 Al, (C 8 H 17 ) 3 Al, (C 6 H 5 ) 5 Al is preferred.

化合物(A)および化合物(B)とともに用いることのできる添加剤(C)としては、アルコール類、アルデヒド類、ケトン類、アミン類などが好ましい。
化合物(C)の具体例としては、単体ホウ素、BF3、BCl3、B(O−n−C493、B(OC253、BF、B23、H3BO3などのホウ素の非有機金属化合物、Si(OC254などのケイ素の非有機金属化合物;アルコール類、ヒドロパーオキシド類およびパーオキシド類;水;酸素;アルデヒドおよびケトンなどのカルボニル化合物およびその重合物;エチレンオキシド、エピクロルヒドリン、オキセタンなどの環状エーテル類;N,N−ジエチルホルムアミド、N,N−ジメチルアセトアミドなどのアミド類、アニリン、モルホリン、ピペリジンなどのアミン類およびアゾベンゼンなどのアゾ化合物;N−ニトロソジメチルアミン、N−ニトロソジフェニルアミンなどのN−ニトロソ化合物;トリクロロメラミン、N−クロロサクシノイミド、フェニルスルフェニルクロリドなどのS−ClまたはN−Cl基を含む化合物が挙げられる。
As the additive (C) that can be used together with the compound (A) and the compound (B), alcohols, aldehydes, ketones, amines and the like are preferable.
Specific examples of the compound (C) include simple boron, BF 3 , BCl 3 , B (On-C 4 H 9 ) 3 , B (OC 2 H 5 ) 3 , BF, B 2 O 3 , H 3. Non-organometallic compounds of boron such as BO 3 , non-organometallic compounds of silicon such as Si (OC 2 H 5 ) 4 ; alcohols, hydroperoxides and peroxides; water; oxygen; carbonyl compounds such as aldehydes and ketones And cyclic polymers such as ethylene oxide, epichlorohydrin and oxetane; amides such as N, N-diethylformamide and N, N-dimethylacetamide; amines such as aniline, morpholine and piperidine; and azo compounds such as azobenzene; N-nitroso compounds such as N-nitrosodimethylamine and N-nitrosodiphenylamine; , N-chlorosuccinimide, phenylsulfenyl chloride, and other compounds containing an S—Cl or N—Cl group.

開環(共)重合に用いられる重合溶媒としては、例えば、ペンタン、ヘキサン、ヘプタン、オクタン等のアルカン類;シクロヘキサン、シクロヘプタン、デカリン、ノルボルナン等のシクロアルカン類;ベンゼン、トルエン、キシレン、クメン等の芳香族炭化水素;クロロブタン、ブロムヘキサン、ジクロロメタン、ジクロロエタン、クロロホルム、クロロベンゼン、ジクロロベンゼン、トリフルオロメチルベンゼン等のハロゲン化化合物;酢酸エチル等の飽和カルボン酸エステル;ジブチルエーテル、テトラヒドロフラン、ジメトキシエタン等のエーテル類などが挙げられ、ハロゲン化化合物、飽和カルボン酸エステルが好ましい。   Examples of the polymerization solvent used for ring-opening (co) polymerization include alkanes such as pentane, hexane, heptane, and octane; cycloalkanes such as cyclohexane, cycloheptane, decalin, and norbornane; benzene, toluene, xylene, cumene, and the like. Aromatic hydrocarbons; halogenated compounds such as chlorobutane, bromohexane, dichloromethane, dichloroethane, chloroform, chlorobenzene, dichlorobenzene, trifluoromethylbenzene; saturated carboxylic acid esters such as ethyl acetate; dibutyl ether, tetrahydrofuran, dimethoxyethane, etc. Examples include ethers, and halogenated compounds and saturated carboxylic acid esters are preferable.

開環(共)重合に用いられる分子量調節剤としては、例えば、エチレン、プロペン、1−ブテン、1−ペンテン、1−ヘキセン、1−オクテン、1−ノネン、1−デセン等のα−オレフィン類などが挙げられ、特に1−ブテン、1−ヘキセンが好ましい。   Examples of molecular weight regulators used for ring-opening (co) polymerization include α-olefins such as ethylene, propene, 1-butene, 1-pentene, 1-hexene, 1-octene, 1-nonene, and 1-decene. 1-butene and 1-hexene are particularly preferable.

開環重合における重合触媒の使用量は、例えば、メタセシス触媒の場合は、エポキシ基含有ノルボルネン化合物に対し、0.0000001等量以上0.9当量以下であり、0.000001等量以上0.1当量以下が好ましく、0.00001等量以上0.01当量以下がより好ましい。
開環重合における重合溶媒の使用量は、例えば、エポキシ基含有ノルボルネン化合物に対し、0等量以上10000当量以下程度である。
開環重合における分子量調節剤の使用量は、例えば、エポキシ基含有ノルボルネン化合物に対し、0.001等量以上0.4当量以下程度である。
The amount of the polymerization catalyst used in the ring-opening polymerization is, for example, 0.0000001 equivalents or more and 0.9 equivalents or less, and 0.000001 equivalents or more and 0.1 equivalents or less with respect to the epoxy group-containing norbornene compound in the case of a metathesis catalyst. Equivalent or less is preferable, and 0.00001 equivalent or more and 0.01 equivalent or less is more preferable.
The amount of the polymerization solvent used in the ring-opening polymerization is, for example, about 0 equivalent to 10,000 equivalents with respect to the epoxy group-containing norbornene compound.
The amount of the molecular weight regulator used in the ring-opening polymerization is, for example, about 0.001 equivalent or more and 0.4 equivalent or less with respect to the epoxy group-containing norbornene compound.

開環重合体は、前記ノルボルネン系化合物単独で、もしくは前記ノルボルネン系化合物と共重合可能な他の単量体とを開環重合させて得ることができるが、ポリブタジエン、ポリイソプレンなどの共役ジエン化合物、スチレン−ブタジエン共重合体、エチレン−非共役ジエン共重合体、ポリノルボルネンなど、主鎖に炭素−炭素間二重結合を2つ以上含む不飽和炭化水素系ポリマーなどの存在下でノルボルネン系化合物を含む単量体組成物を開環重合させてもよい。

The ring-opening polymer can be obtained by ring-opening polymerization of the norbornene compound alone or with another monomer copolymerizable with the norbornene compound, but conjugated diene compounds such as polybutadiene and polyisoprene. Norbornene compounds in the presence of unsaturated hydrocarbon polymers containing two or more carbon-carbon double bonds in the main chain, such as styrene-butadiene copolymer, ethylene-nonconjugated diene copolymer, polynorbornene, etc. A monomer composition containing may be subjected to ring-opening polymerization.

以下、実施例を挙げて、本発明の実施の形態をさらに具体的に説明する。但し、本発明は、下記実施例に限定されるものではない。   Hereinafter, the embodiment of the present invention will be described more specifically with reference to examples. However, the present invention is not limited to the following examples.

実施例1
式(3)で表されるエポキシ基含有ノルボルネン化合物の合成
よく乾燥させた1Lのナスフラスコへ、乳鉢ですりつぶした79.64gのトリメチルスルホニウムヨージド;(CH33SIの粉末を投入し、蒸留したジメチルスルホキシド(DMSO)400mlを加えて、窒素気流下にて攪拌した。減圧蒸留(10mmHg、54℃)した5−ノルボルネン−2−カルバルデヒドを35.6ml加え、さらに蒸留ジメチルスルホキシド50mlを、反応容器の壁についた試薬を洗い流しながら加えた。反応容器内の固形物がすべて溶解したのを確認した後、39.2gのカリウム−tert−ブトキシドを反応容器へすばやく投入し、大気圧条件下で窒素気流下、室温で3.5時間攪拌した。攪拌終了後、反応液を600mlの氷水へ注入し、10分間攪拌して反応を終了させ、そこへジエチルエーテル300mlを加えて攪拌し、生成物を抽出した。この混合液を分液し、油層を食塩水で二回洗浄した。洗浄後の油層を、硫酸マグネシウムを加えて脱水し、ろ過した後、エバポレーターにて溶媒を減圧留去した。生成物は、減圧蒸留にて精製(71−72℃/12.7mmHg)し、32.2gの目的化合物を得た。12.7mmHgまで減圧し、71−72℃の留分を目的の化合物として得た。収率は81%であった。1H−NMR、13C−NMR、IR、GC−MSより、得られた生成物が目的の式(1)で表されるエポキシ基含有ノルボルネン化合物であることを同定した。
Example 1
Synthesis of Epoxy Group-Containing Norbornene Compound Represented by Formula (3) Into a well-dried 1 L eggplant flask, 79.64 g of trimethylsulfonium iodide ground in a mortar; (CH 3 ) 3 SI powder was charged, 400 ml of distilled dimethyl sulfoxide (DMSO) was added and stirred under a nitrogen stream. 35.6 ml of 5-norbornene-2-carbaldehyde distilled under reduced pressure (10 mmHg, 54 ° C.) was added, and further 50 ml of distilled dimethyl sulfoxide was added while washing away the reagent on the wall of the reaction vessel. After confirming that all the solids in the reaction vessel were dissolved, 39.2 g of potassium tert-butoxide was quickly added to the reaction vessel, and the mixture was stirred at room temperature for 3.5 hours under a nitrogen stream under atmospheric pressure. . After completion of the stirring, the reaction solution was poured into 600 ml of ice water and stirred for 10 minutes to complete the reaction. To this, 300 ml of diethyl ether was added and stirred to extract the product. The mixture was separated, and the oil layer was washed twice with brine. The oil layer after washing was dehydrated by adding magnesium sulfate and filtered, and then the solvent was distilled off under reduced pressure using an evaporator. The product was purified by distillation under reduced pressure (71-72 ° C./12.7 mmHg) to obtain 32.2 g of the target compound. The pressure was reduced to 12.7 mmHg, and a 71-72 ° C. fraction was obtained as the desired compound. The yield was 81%. From 1 H-NMR, 13 C-NMR, IR, and GC-MS, it was identified that the obtained product was an epoxy group-containing norbornene compound represented by the target formula (1).

スペクトルデータ:IR(neat)νmax3053(C−H,stretching),1333,1253,871(epoxy−C−O),834(epoxy−C−O),707cm-11H−NMR(CDCl3)δ 6.22−5.98(m,2H,vinyl),3.06−2.42(m,5H,epoxy−CH2,epoxy−CH,1−CH,2−CH),1.96−0.75(m,5H,3−CH2,4−CH,7−CH2);13C−NMR(CDCl3)δ (mixture of 4 diastereomers)137.64,137.33,137.30,136.82,136.15,135.98,132.71,132.15,55.71,55.68,55.65,54.70,49.64,49.35,47.16,46.97,46.63,46.27,45.98,45.26,45.19,45.09,44.82,44.77,42.47,42.23,42.20,42.04,41.98,41.61,41.47,40.66,29.77,29.05,28.69,28.42;GC−MS(EI)m/z136(M+). Spectral data: IR (neat) ν max 3053 (C—H, stretching), 1333, 1253, 871 (epoxy-C—O), 834 (epoxy-C—O), 707 cm −1 ; 1 H-NMR (CDCl) 3) δ 6.22-5.98 (m, 2H , vinyl), 3.06-2.42 (m, 5H, epoxy-CH 2, epoxy-CH, 1-CH, 2-CH), 1. 96-0.75 (m, 5H, 3- CH 2, 4-CH, 7-CH 2); 13 C-NMR (CDCl 3) δ (mixture of 4 diastereomers) 137.64,137.33,137. 30, 136.82, 136.15, 135.98, 132.71, 132.15, 55.71, 55.68, 55.65, 54.70, 49.64, 49.35. 47.16, 46.97, 46.63, 46.27, 45.98, 45.26, 45.19, 45.09, 44.82, 44.77, 42.47, 42.23, 42. 20, 42.04, 41.98, 41.61, 41.47, 40.66, 29.77, 29.05, 28.69, 28.42; GC-MS (EI) m / z 136 (M + ).

実施例2
式(3)で表されるエポキシ基含有ノルボルネン化合物を用いた付加重合体の合成(1)
5−ブチル−2−ノルボルネン(以下、C4NBともいう。)および実施例1で得られたエポキシ基含有ノルボルネン化合物は、使用前に、アルミナカラムに通した後、減圧蒸留で精製し、モレキュラーシーブ4Aを加えて凍結脱気を行った。また、トルエンは、蒸留し、窒素を1時間バブリングして脱気したものを使用した。
窒素雰囲気のグローブボックス内にて、0.0005 mol/Lに調製された酢酸パラジウム/トルエン溶液30mlに、0.01 mg/lのトリシクロヘキシルホスフィン/トルエン溶液1.5mlを加えて、30分以上攪拌して、パラジウム錯体/トルエン溶液を調製した。また、別の容器にて、17mgのフェニルカルベニウムテトラキス(ペンタフルオロフェニル)ボレート([Ph3C][B(C6F5)4])を取り、トルエン9.2mlを加えて、[Ph3C][B(C6F5)4]/トルエン溶液(0.002mol/L)を調製した。パラジウム錯体/トルエン溶液、[Ph3C][B(C6F5)4]/トルエン溶液ともに、容器を密閉した後、グローブボックスから取り出した。
窒素雰囲気のグローブボックス内にて、10 mlのねじ口・耐圧バイアル瓶(反応容器)に実施例1で得られたエポキシ基含有ノルボルネン化合物を27mg(0.2mmol)、C4NBを312.5μl(270.3mg、1.8mmol)入れ、トルエン2.7mlを加えて、テフロン(登録商標)ライナー栓と穴あきスクリューキャップで密栓し、グローブボックス外に取り出した。
反応容器に、窒素風船を取り付けた針を刺しこむことで容器内の圧力を大気圧に保ち、パラジウム錯体/トルエン溶液4.2mlをシリンジにて注入し、5分以上静置した後、[Ph3C][B (C6F5)4]/トルエン溶液1.0mlをシリンジにてすばやく注入し、窒素風船付きの針を取り外して、25℃の恒温槽内にて、振盪機で振盪した。16時間振盪後、反応容器を開封し、反応液をトルエン16mlに加えて希釈し、その液を、攪拌中のメタノール(100ml)へ滴下し、白色の沈殿物を得た。白色固体をろ過して取り出し、真空乾燥(約30℃)して付加共重合体275.3mgを得た。収率は92%であった。1H−NMRの測定によって、ブチル基のメチル基由来のシグナル(0.9ppm)とエポキシ由来のブロードなシグナル(2.0−3.2ppm)を確認。IR測定により、エポキシ由来の振動バンド(880cm-1)を確認した。元素分析によって共重合体のC4NBと実施例1で得られたエポキシ基含有ノルボルネン化合物の組成比を算出(C4NB/実施例1で得られたエポキシ基含有ノルボルネン化合物=88/12)した。GPC(溶媒:クロロホルム)測定により分子量を算出(Mn>346,000、Mw>772,000:ポリスチレン換算)した。元素分析:Found C: 86.90%, H:11.24%
Example 2
Synthesis of addition polymer using epoxy group-containing norbornene compound represented by formula (3) (1)
The 5-butyl-2-norbornene (hereinafter, also referred to as C4NB) and the epoxy group-containing norbornene compound obtained in Example 1 were purified by vacuum distillation after passing through an alumina column before use, and molecular sieve 4A. To freeze deaeration. Further, toluene was distilled and deaerated by bubbling nitrogen for 1 hour.
In a glove box in a nitrogen atmosphere, 1.5 ml of 0.01 mg / l tricyclohexylphosphine / toluene solution was added to 30 ml of palladium acetate / toluene solution prepared to 0.0005 mol / L for 30 minutes or more. Stirring to prepare a palladium complex / toluene solution. In a separate container, 17 mg of phenylcarbenium tetrakis (pentafluorophenyl) borate ([Ph 3 C] [B (C 6 F 5 ) 4 ]) is taken, and 9.2 ml of toluene is added, and [Ph 3 C] [B (C 6 F 5 ) 4 ] / toluene solution (0.002 mol / L) was prepared. Both the palladium complex / toluene solution and the [Ph 3 C] [B (C 6 F 5 ) 4 ] / toluene solution were taken out of the glove box after sealing the container.
In a glove box in a nitrogen atmosphere, 27 mg (0.2 mmol) of the epoxy group-containing norbornene compound obtained in Example 1 and 312.5 μl of C4NB (270) in a 10 ml screw mouth / pressure-resistant vial (reaction vessel) 3 mg, 1.8 mmol) was added, 2.7 ml of toluene was added, and it was sealed with a Teflon (registered trademark) liner plug and a perforated screw cap, and taken out of the glove box.
A needle equipped with a nitrogen balloon was inserted into the reaction vessel to maintain the pressure inside the vessel at atmospheric pressure, and 4.2 ml of a palladium complex / toluene solution was injected with a syringe and allowed to stand for 5 minutes or longer. 3 C] [B (C 6 F 5 ) 4 ] / Toluene solution 1.0 ml was quickly injected with a syringe, the needle with a nitrogen balloon was removed, and the mixture was shaken with a shaker in a thermostatic bath at 25 ° C. . After shaking for 16 hours, the reaction vessel was opened, the reaction solution was added to 16 ml of toluene and diluted, and the solution was added dropwise to stirring methanol (100 ml) to obtain a white precipitate. The white solid was filtered out and dried in vacuo (about 30 ° C.) to obtain 275.3 mg of an addition copolymer. The yield was 92%. 1 H-NMR measurement confirmed a signal derived from the methyl group of the butyl group (0.9 ppm) and a broad signal derived from the epoxy (2.0-3.2 ppm). An IR-derived vibration band (880 cm −1 ) was confirmed by IR measurement. The composition ratio of C4NB of the copolymer and the epoxy group-containing norbornene compound obtained in Example 1 was calculated by elemental analysis (C4NB / epoxy group-containing norbornene compound obtained in Example 1 = 88/12). The molecular weight was calculated by GPC (solvent: chloroform) measurement (M n > 346,000, M w > 772,000: polystyrene conversion). Elemental analysis: Found C: 86.90%, H: 11.24%

実施例3
式(3)で表されるエポキシ基含有ノルボルネン化合物を用いた付加重合体の合成(2)
実施例1で得られたエポキシ基含有ノルボルネン化合物を68mg(0.5mmol)、C4NBを260μl(224.9mg、1.5mmol)使用した以外は実施例2と同様に行って、付加共重合体252.4mgを得た。収率は86%であった。1H−NMR測定によって、ブチル基のメチル基由来のシグナル(0.9ppm)とエポキシ由来のブロードなシグナル(2.0−3.2ppm)を確認。IR測定により、エポキシ由来の振動バンド(880cm-1)を確認した。元素分析によって共重合体のC4NBと実施例1で得られたエポキシ基含有ノルボルネン化合物の組成比を算出(C4NB/実施例1で得られたエポキシ基含有ノルボルネン化合物=76/24)した。GPC(溶媒:クロロホルム)測定により分子量を算出(Mn > 303000、Mw > 683000:ポリスチレン換算)した。元素分析:Found C:85.87%,H: 10.90%.
Example 3
Synthesis of addition polymer using epoxy group-containing norbornene compound represented by formula (3) (2)
The addition copolymer 252 was prepared in the same manner as in Example 2 except that 68 mg (0.5 mmol) of the epoxy group-containing norbornene compound obtained in Example 1 and 260 μl (224.9 mg, 1.5 mmol) of C4NB were used. Obtained 4 mg. The yield was 86%. 1 H-NMR measurement confirmed a signal derived from the methyl group of the butyl group (0.9 ppm) and a broad signal derived from the epoxy (2.0-3.2 ppm). An IR-derived vibration band (880 cm −1 ) was confirmed by IR measurement. The composition ratio of C4NB of the copolymer and the epoxy group-containing norbornene compound obtained in Example 1 was calculated by elemental analysis (C4NB / epoxy group-containing norbornene compound obtained in Example 1 = 76/24). Molecular weights were calculated by GPC (solvent: chloroform) measurement (M n > 303000, M w > 683000: polystyrene conversion). Elemental analysis: Found C: 85.87%, H: 10.90%.

式(3)で表されるエポキシ基含有ノルボルネン化合物を用いた付加重合体の合成(3)
実施例1で得られたエポキシ基含有ノルボルネン化合物を136mg(1mmol)、C4NBを175μl(150mg、1mmol)使用した以外は実施例2と同様に行って、付加共重合体196.0mgを得た。収率は68%であった。1H−NMR測定によって、ブチル基のメチル基由来のシグナル(0.9ppm)とエポキシ由来のブロードなシグナル(2.0−3.2ppm)を確認。IR測定により、エポキシ由来の振動バンド(880cm-1)を確認した。元素分析によって共重合体のC4NBと実施例1で得られたエポキシ基含有ノルボルネン化合物の組成比を算出(C4NB/実施例1で得られたエポキシ基含有ノルボルネン化合物=51/49)した。GPC(溶媒:クロロホルム)測定により分子量を算出(Mn=139,000、Mw=441,000:ポリスチレン換算)した。元素分析:Found C:83.65%, H:10.48%.
Synthesis of addition polymer using epoxy group-containing norbornene compound represented by formula (3) (3)
The same procedure as in Example 2 was performed, except that 136 mg (1 mmol) of the epoxy group-containing norbornene compound obtained in Example 1 and 175 μl (150 mg, 1 mmol) of C4NB were used, to obtain 196.0 mg of an addition copolymer. The yield was 68%. 1 H-NMR measurement confirmed a signal derived from the methyl group of the butyl group (0.9 ppm) and a broad signal derived from the epoxy (2.0-3.2 ppm). An IR-derived vibration band (880 cm −1 ) was confirmed by IR measurement. The composition ratio of C4NB of the copolymer and the epoxy group-containing norbornene compound obtained in Example 1 was calculated by elemental analysis (C4NB / epoxy group-containing norbornene compound obtained in Example 1 = 51/49). The molecular weight was calculated by GPC (solvent: chloroform) measurement (M n = 139,000, M w = 441,000: polystyrene conversion). Elemental analysis: Found C: 83.65%, H: 10.48%.

式(3)で表されるエポキシ基含有ノルボルネン化合物を用いた付加重合体の合成(4)
実施例1で得られたエポキシ基含有ノルボルネン化合物を204mg(1.5mmol)、C4NBを87.5μl(75.7mg、0.5mmol)使用した以外は実施例2と同様に行って、付加共重合体98.6mgを得た。収率は35%であった。1H−NMR測定によって、ブチル基のメチル基由来のシグナル(0.9ppm)とエポキシ由来のブロードなシグナル(2.0−3.2ppm)を確認。IR測定により、エポキシ由来の振動バンド(878cm-1)を確認した。元素分析によって共重合体のC4NBと実施例1で得られたエポキシ基含有ノルボルネン化合物の組成比を算出(C4NB/実施例1で得られたエポキシ基含有ノルボルネン化合物=28/72)した。GPC(溶媒:クロロホルム)測定により分子量を算出(Mn=38,000、Mw=129,000:ポリスチレン換算)した。 元素分析:Found C:81.79%, H:9.75%.
Synthesis of addition polymer using epoxy group-containing norbornene compound represented by formula (3) (4)
The same procedure as in Example 2 was carried out except that 204 mg (1.5 mmol) of the epoxy group-containing norbornene compound obtained in Example 1 and 87.5 μl (75.7 mg, 0.5 mmol) of C4NB were used. 98.6 mg of union was obtained. The yield was 35%. 1 H-NMR measurement confirmed a signal derived from the methyl group of the butyl group (0.9 ppm) and a broad signal derived from the epoxy (2.0-3.2 ppm). An IR-derived vibration band (878 cm −1 ) was confirmed by IR measurement. The composition ratio of C4NB of the copolymer and the epoxy group-containing norbornene compound obtained in Example 1 was calculated by elemental analysis (C4NB / epoxy group-containing norbornene compound obtained in Example 1 = 28/72). The molecular weight was calculated by measuring GPC (solvent: chloroform) (M n = 38,000, M w = 129,000: polystyrene conversion). Elemental analysis: Found C: 81.79%, H: 9.75%.

式(3)で表されるエポキシ基含有ノルボルネン化合物を用いた付加重合体の合成(5)
実施例1で得られたエポキシ基含有ノルボルネン化合物を245mg(1.8mmol)、C4NBを35μl(30.3mg、0.2mmol)使用した以外は実施例2と同様に行って、付加共重合体60.2mgを得た。収率は22%であった。1H−NMR測定によって、ブチル基のメチル基由来のシグナル(0.9ppm)とエポキシ由来のブロードなシグナル(2.0−3.2ppm)を確認。IR測定により、エポキシ由来の振動バンド(878cm-1)を確認した。1H−NMRスペクトルによるプロトン比によって共重合体のC4NBと実施例1で得られたエポキシ基含有ノルボルネン化合物の組成比を算出(C4NB/実施例1で得られたエポキシ基含有ノルボルネン化合物=15/85)した。GPC(溶媒:クロロホルム)測定により分子量を算出(Mn=42,000、Mw=74,000:ポリスチレン換算)した。
Synthesis of addition polymer using epoxy group-containing norbornene compound represented by formula (3) (5)
Addition copolymer 60 was carried out in the same manner as in Example 2 except that 245 mg (1.8 mmol) of the epoxy group-containing norbornene compound obtained in Example 1 and 35 μl (30.3 mg, 0.2 mmol) of C4NB were used. .2 mg was obtained. The yield was 22%. 1 H-NMR measurement confirmed a signal derived from the methyl group of the butyl group (0.9 ppm) and a broad signal derived from the epoxy (2.0-3.2 ppm). An IR-derived vibration band (878 cm −1 ) was confirmed by IR measurement. The composition ratio of C4NB of the copolymer and the epoxy group-containing norbornene compound obtained in Example 1 was calculated from the proton ratio by 1 H-NMR spectrum (C4NB / epoxy group-containing norbornene compound obtained in Example 1 = 15 / 85). The molecular weight was calculated by GPC (solvent: chloroform) measurement (M n = 42,000, M w = 74,000: polystyrene conversion).

式(3)で表されるエポキシ基含有ノルボルネン化合物を用いた付加重合体の合成(6)
実施例1で得られたエポキシ基含有ノルボルネン化合物を272mg(2mmol)使用した以外は実施例2と同様に行って、付加共重合体30.6mgを得た。収率は11%であった。1H−NMR測定によって、エポキシ由来のブロードなシグナル(2.0−3.2ppm)を確認。IR測定により、エポキシ由来の振動バンド(878cm-1)を確認した。GPC(溶媒:クロロホルム)測定により分子量を算出(Mn=24,000、Mw=39,000:ポリスチレン換算)した。
スペクトルデータ:1H−NMR (CDCl3) δ3.20−0.40ppm (m,broadening,12H; including epoxy-3H broadening signal at 3.2-2.0ppm).
Synthesis of addition polymer using epoxy group-containing norbornene compound represented by formula (3) (6)
The same operation as in Example 2 was carried out except that 272 mg (2 mmol) of the epoxy group-containing norbornene compound obtained in Example 1 was used to obtain 30.6 mg of an addition copolymer. The yield was 11%. Broad signal (2.0-3.2 ppm) derived from epoxy was confirmed by 1 H-NMR measurement. An IR-derived vibration band (878 cm −1 ) was confirmed by IR measurement. The molecular weight was calculated by measuring GPC (solvent: chloroform) (M n = 24,000, M w = 39,000: polystyrene conversion).
Spectral data: 1 H-NMR (CDCl 3 ) δ 3.20-0.40 ppm (m, broadening, 12H; including epoxy-3H broadening signal at 3.2-2.0 ppm).

上記から明らかなように、本発明によれば、常圧下、常温、約3.5時間の条件で、式(2)で表されるエポキシ基含有ノルボルネン化合物を高収率にて得ることができ、また付加重合体も得ることができた。   As is apparent from the above, according to the present invention, the epoxy group-containing norbornene compound represented by the formula (2) can be obtained in high yield under conditions of normal pressure, normal temperature, and about 3.5 hours. Also, addition polymers could be obtained.

Claims (4)

下記式(1)
Figure 0005380867
で表されるノルボルネンカルバルデヒドと下記式(2)
Figure 0005380867
で表される硫化メチレン化合物とを反応させることを特徴とする下記式(3)
Figure 0005380867
で表されるエポキシ基含有ノルボルネン化合物の製造方法。
Following formula (1)
Figure 0005380867
Norbornene carbaldehyde represented by the following formula (2)
Figure 0005380867
And a methylene sulfide compound represented by the following formula (3):
Figure 0005380867
The manufacturing method of the epoxy group containing norbornene compound represented by these.
式(2)で表される硫化メチレン化合物が下記式(4)
Figure 0005380867
(式中、Xはハロゲン原子を示す。)
で表されるトリメチルスルフィドと強塩基とを反応させて得られるものである請求項1記載の製造方法。
The methylene sulfide compound represented by the formula (2) is represented by the following formula (4).
Figure 0005380867
(In the formula, X represents a halogen atom.)
The production method according to claim 1, which is obtained by reacting trimethyl sulfide represented by the formula (1) with a strong base.
請求項1又は2に記載の方法によりエポキシ基含有ノルボルネン化合物を得、次いで該エポキシ基含有ノルボルネン化合物を重合又は共重合させることを特徴とするノルボルネン系(共)重合体の製造方法。 Give the claim 1 or by the method described in 2 Rie epoxy group-containing norbornene compound and then the production method of the norbornene-based (co) polymer characterized by polymerizing or copolymerizing the epoxy group-containing norbornene compound. 重合又は共重合が、付加重合、付加共重合、開環メタセシス重合又は開環メタセシス共重合である請求項3記載の製造方法。   The production method according to claim 3, wherein the polymerization or copolymerization is addition polymerization, addition copolymerization, ring-opening metathesis polymerization, or ring-opening metathesis copolymerization.
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