JPH0218460A - Production of quinophthalone pigment - Google Patents

Production of quinophthalone pigment

Info

Publication number
JPH0218460A
JPH0218460A JP16739488A JP16739488A JPH0218460A JP H0218460 A JPH0218460 A JP H0218460A JP 16739488 A JP16739488 A JP 16739488A JP 16739488 A JP16739488 A JP 16739488A JP H0218460 A JPH0218460 A JP H0218460A
Authority
JP
Japan
Prior art keywords
formula
group
pigment
quinophthalone
following formula
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP16739488A
Other languages
Japanese (ja)
Other versions
JPH0619035B2 (en
Inventor
Naoto Ito
伊藤 尚登
Tsugumi Misawa
伝美 三沢
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP16739488A priority Critical patent/JPH0619035B2/en
Publication of JPH0218460A publication Critical patent/JPH0218460A/en
Publication of JPH0619035B2 publication Critical patent/JPH0619035B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)

Abstract

PURPOSE:To obtain the subject pigment useful as a dichroic pigment for color liquid crystal display, pigment for polarizing plate, pigment for sublimation transfer recording, etc., in high purity by reacting a quinophthalone-dicarboxylic acid anhydride with amines in a specific phenol derivative. CONSTITUTION:The objective pigment of formula III can be produced by the thermal reaction of (A) a quinophthalone-dicarboxylic acid anhydride of formula I (Y<1>-Y<5> are H, alkyl, amino, alkylamino, OH, alkoxy or halogen) with (B) amines of formula R-NH2 [R is (substituted)alkyl, cycloalkyl, aryl or heterocyclic group] in a phenol derivative of formula II (X<1>-X<5> are H, alkyl or halogen) optionally in the presence of quinoline, isoquinoline, pyridine, monoalkylpyridine, dialkylpyridine or trialkylpyridine.

Description

【発明の詳細な説明】 〔産業上の利用分野] 本発明は、カラー液晶用2色性色素(例えば、特開昭5
9−36181 、特開昭58−53979) 、偏光
板用色素(例えば、特開昭62−270664)、昇華
転写記録用色素などに用いられるキノフタロン色素の製
造方法に関する。
DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention is directed to dichroic dyes for color liquid crystals (for example,
9-36181, JP-A-58-53979), a method for producing quinophthalone dyes used in dyes for polarizing plates (e.g., JP-A-62-270664), sublimation transfer recording dyes, and the like.

〔従来の技術及び課題〕[Conventional technology and issues]

下式(IV) 〔式([V)中、Yl、Y2、Y″、 Y“及びysは
各々独立に水素原子、アルキル基、アミノ基、アルキル
アミノ基、水酸基、アルコキシ基、またはハロゲン原子
を表わし、Rは置換又は無置換のアルキル基、環状アル
キル基、アリール基又は複素環を表す、)で示される色
素の製造方法は、特開昭62−275163及び特開昭
63−30563に示される様にメタノール、ブタノー
ル、エチレングリコールなどのアルコール溶媒、ベンゼ
ン、クロルベンゼン、ニトロベンゼンなどの芳香族非プ
ロトン溶媒、アミド系溶媒中で50〜200°Cの温度
で、下式(I)〔式(I)中、vI、 yt、Y3、v
4、及びysは式(IV)のyt、 yt、 Y:l、
Y4及びY5と同一の意味を表す。〕で示されるキノフ
タロン−ジカルボン酸無水物と下式(n) R−N13       (tl ) 〔式(TI)中、Rは式(IV)中のRと同一の意味を
表す。〕 で示されるアミンを反応する方法がとられている。
The following formula (IV) [In formula ([V), Yl, Y2, Y'', Y'' and ys each independently represent a hydrogen atom, an alkyl group, an amino group, an alkylamino group, a hydroxyl group, an alkoxy group, or a halogen atom] The method for producing the dye represented by the following formula (wherein R represents a substituted or unsubstituted alkyl group, cyclic alkyl group, aryl group, or heterocycle) is disclosed in JP-A-62-275163 and JP-A-63-30563. Similarly, the following formula (I) [Formula (I ) medium, vI, yt, Y3, v
4, and ys are yt of formula (IV), yt, Y:l,
It has the same meaning as Y4 and Y5. Quinophthalone-dicarboxylic acid anhydride represented by the following formula (n) R-N13 (tl) [In the formula (TI), R represents the same meaning as R in the formula (IV). ] A method has been adopted in which the amine shown in the following is reacted.

しかし、原料のキノフタロン−ジカルボン酸無水物が前
記の溶媒に不溶であるし、又前記溶媒中では反応活性が
低く、未反応物が多く残ったり、高温反応を行うと副生
物が多量に生成するという欠点があった。
However, the raw material, quinophthalone-dicarboxylic anhydride, is insoluble in the above-mentioned solvents, and the reaction activity is low in the above-mentioned solvents, resulting in a large amount of unreacted substances remaining and large amounts of by-products being produced when the reaction is carried out at high temperatures. There was a drawback.

〔課題を解決するための手段〕[Means to solve the problem]

本発明者らは、鋭意検討の結果、下式(III)〔式(
lit)中、xI、 xZ、X3、×4及びX’は各1
に立に水素原子、アルキル基またはハロゲン原子を表す
、〕 で示されるフェノール類を溶媒として、キノリン、イソ
キノリン、ピリジン、モノアルキルピリジン、ジアルキ
ルピリジン、又はトリアルキルピリジンの存在下又は不
存在下に、式(I)のキノフタロン−ジカルボン酸無水
物と式(n)のアミンを反応すると高い収率で式(IV
)のキノフタロン色素が得られることを見出し、本発明
を達成した。
As a result of intensive studies, the present inventors have determined that the following formula (III) [Formula (
lit), xI, xZ, X3, x4 and X' are each 1
in the presence or absence of quinoline, isoquinoline, pyridine, monoalkylpyridine, dialkylpyridine, or trialkylpyridine, using a phenol represented by ] as a solvent, Quinophthalone-dicarboxylic anhydride of formula (I) and amine of formula (n) are reacted to form formula (IV) in high yield.
) was found to be able to obtain a quinophthalone dye, and the present invention was achieved.

式(I)中、Yl、Y2、v3、Y4及び’l””ex
<される置換基の例としては、H;−CHt3 、=C
CHs 。
In formula (I), Yl, Y2, v3, Y4 and 'l""ex
Examples of substituents include H;-CHt3, =C
CHs.

−(C1b) zcL、−CH(CHs) z 、−(
CHt) 5cHs、−CHzCH(CHih、−CH
(CHz)CtHs、−(CHxlaCHi、(CHz
) 5CHs、−(cut) &CH3、−(Ctl 
t) tc)I 3等のアルキル基; −0CHi 、
−0CJs、−o(c)Iz) 2C112,0(CH
z) 3CH! 、−0(CIlz) acHj等のア
ルコキシ基;C1,Br、、l  、 F 、−1tH
cH3、−NHC2115、−N(CH3) !、4(
CJs)gなどが挙げられる。
-(C1b) zcL, -CH(CHs) z, -(
CHt) 5cHs, -CHzCH(CHih, -CH
(CHz)CtHs, -(CHxlaCHi, (CHz
) 5CHs, -(cut) &CH3, -(Ctl
t) tc) Alkyl group such as I 3; -0CHi,
-0CJs, -o(c)Iz) 2C112,0(CH
z) 3CH! , -0(CIlz) acHj and other alkoxy groups; C1, Br,, l, F, -1tH
cH3, -NHC2115, -N(CH3)! , 4(
Examples include CJs)g.

式(If)で示される置換又は無置換のアルキルアミン
の例としては、メチルアミン、エチルアミン、プロピル
アミン、ブチルアミン、オクチルアミン、T−メトキシ
アミン、エトキシエトキシエチルアミン、β−クロルア
ミン、β−メトキシカルボニルエチルアミン、N、N−
ジメチルアミノエチルアミンなどが挙げられ、置換又は
無置換のシクロアルキルアミンの例としては、シクロア
ルキルアミン、4tert−ブチルシクロヘキシルアミ
ン、4−trana−アミルシクロヘシキルアミン、シ
クロペンチルアミンなどが挙げられ、置換又は無置換の
アリールアミンの例としては、アニリン、トルイジン、
エチルアニリン、メトキシカルボニルアニリン、ニトロ
アニリン、p−ノニルアニリン、セチルアミノカルボニ
ルアニリン、ペンチジン、ベンゾオキサゾイルアニリン
、アミノアゾベンゼン、ベンゾチアゾリルアニリン、ト
リジン、N、N−ジエチルアミノアニリン、オクチルオ
キシカルボニルフェニルアニリン、ベンゾオキサゾイル
ビフェニルアミン、ビフェニルアミンなどのアニリン誘
導体、ナフチルアミン、アルキルナフチルアミン、アミ
ノアントラキノン、アミノアントラセンなどの縮合多環
式アミンなどが挙げられ、複素環アミンの例としては、
チオフェンアミン、ベンゾチアゾールアミン、ニトロチ
アゾールアミン、ベンゾオキサゾールアミン、ピリジン
アミン、メチルピリジンアミンなどが挙げられる。
Examples of the substituted or unsubstituted alkylamine represented by formula (If) include methylamine, ethylamine, propylamine, butylamine, octylamine, T-methoxyamine, ethoxyethoxyethylamine, β-chloramine, β-methoxycarbonylethylamine. , N, N-
Examples of substituted or unsubstituted cycloalkylamines include cycloalkylamine, 4tert-butylcyclohexylamine, 4-trana-amylcyclohexylamine, and cyclopentylamine. Examples of unsubstituted arylamines include aniline, toluidine,
Ethylaniline, methoxycarbonylaniline, nitroaniline, p-nonylaniline, cetylaminocarbonylaniline, pentidine, benzoxazoylaniline, aminoazobenzene, benzothiazolylaniline, tolidine, N,N-diethylaminoaniline, octyloxycarbonylphenylaniline , benzoxazoyl biphenylamine, aniline derivatives such as biphenylamine, fused polycyclic amines such as naphthylamine, alkylnaphthylamine, aminoanthraquinone, aminoanthracene, etc. Examples of heterocyclic amines include:
Examples include thiopheneamine, benzothiazolamine, nitrothiazoleamine, benzoxazoleamine, pyridineamine, methylpyridineamine, and the like.

又、式(III)で示されるフェノール誘導体の例とし
ては、フェノール、0−クロルフェノール、m−クロル
フェノール、p−クロルフェノール、0−クレゾール、
m−クレゾール、p−クレゾール、エチルフェノール、
ブチルフェノールなどが挙げられる。
Examples of the phenol derivative represented by formula (III) include phenol, 0-chlorophenol, m-chlorophenol, p-chlorophenol, 0-cresol,
m-cresol, p-cresol, ethylphenol,
Examples include butylphenol.

反応条件としては、一般弐N)で示されるキノフタロン
−ジカルボン酸無水物1モルに対して、アミン類0.7
〜2.0モルが好ましく、又、溶媒として用いるフェノ
ール誘導体は、5〜2000モルが好ましく、触媒とし
てキノリン、イソキノリン、ピリジン及びそれらの誘導
体を用いる場合は、0.005〜5モル比を用いるのが
好ましい。
The reaction conditions were as follows: 0.7 amines per mol of quinophthalone dicarboxylic anhydride represented by 2N)
-2.0 mol is preferable, and the phenol derivative used as a solvent is preferably 5-2000 mol, and when using quinoline, isoquinoline, pyridine and their derivatives as a catalyst, a molar ratio of 0.005-5 is used. is preferred.

反応温度としては、50〜200″Cが好ましく、反応
時間としては1〜30時間が好ましい。
The reaction temperature is preferably 50 to 200''C, and the reaction time is preferably 1 to 30 hours.

尚、触媒としてキノリン、イソキノリン及びピリジン類
を用いると分子間イミド化を抑制し、より高純度の化合
物(IV)が得られる。特に効果が顕著となるのはアリ
ールアミン類、複素環アミンlff1導体のイミドの場
合である。
Incidentally, when quinoline, isoquinoline and pyridine are used as catalysts, intermolecular imidization is suppressed and a higher purity compound (IV) can be obtained. The effect is particularly remarkable in the case of imides of arylamines and heterocyclic amines lff1 conductors.

〔実施例〕〔Example〕

以下、実施例により本発明の詳細な説明する。 Hereinafter, the present invention will be explained in detail with reference to Examples.

実施例1 下式で示される酸無水物359 g 。Example 1 359 g of acid anhydride represented by the following formula.

2−アミノナフタレン143 g 、イソキノリン13
0gおよびメタクレゾールLiの混合物を150’Cで
4時間加熱攪拌した0反応液を室温に冷却して析出した
結晶を濾過、メタノールで洗浄し、乾燥した。
2-aminonaphthalene 143 g, isoquinoline 13
A mixture of Li and meta-cresol Li was heated and stirred at 150'C for 4 hours. The reaction mixture was cooled to room temperature, and the precipitated crystals were filtered, washed with methanol, and dried.

収量400 g 、  此の結晶はIR,NMRより下
記化合物と同定され、液体クロマトグラフにより純度9
5%であることが判った。
The yield was 400 g. The crystals were identified as the following compound by IR and NMR, and the purity was 9 by liquid chromatography.
It was found to be 5%.

実施例3 下記式で示されるカルボン酸無水物373g、実施例2 下式で示される酸無水物438g、 p−フェニルアニリン167 g 、キノリン100 
g オよび0−クロロフェノールliの混合物を200
℃で6時間加熱撹拌した0反応液を室温に冷却して析出
した結晶を濾過、メタノールで洗浄し、乾燥した。収量
450 g、此の結晶は下式の化合物であり純度は96
%であった。
Example 3 373 g of a carboxylic acid anhydride represented by the following formula, Example 2 438 g of an acid anhydride represented by the following formula, 167 g of p-phenylaniline, 100 g of quinoline
200 g of a mixture of O and O-chlorophenol
The reaction mixture was heated and stirred at ℃ for 6 hours and cooled to room temperature, and the precipitated crystals were filtered, washed with methanol, and dried. Yield: 450 g. This crystal is a compound of the following formula, and its purity is 96.
%Met.

2.6−ジアミツアントラキノン169 g 、イソキ
ノリン60gとp−クレゾール3000 gの混合物を
200℃にて10時間加熱攪拌した0反応液を室温に冷
却して析出した結晶を濾過、メタノールで洗浄し、乾燥
した。収゛量400 g、此の結晶は下式の化合物であ
り純度は94%であった。
A mixture of 169 g of 2.6-diamithanthraquinone, 60 g of isoquinoline, and 3000 g of p-cresol was heated and stirred at 200°C for 10 hours. The reaction solution was cooled to room temperature, and the precipitated crystals were filtered and washed with methanol. Dry. The yield was 400 g, and the crystals were a compound of the following formula, with a purity of 94%.

実施例4〜19 下記−殺伐に従って、 表1に示すXl Rの化合 物を合成した。Examples 4-19 Below - according to the murderous Xl shown in Table 1 Combination of R synthesized things.

結果を表1に記す。The results are shown in Table 1.

Claims (1)

【特許請求の範囲】 1)下式( I ) ▲数式、化学式、表等があります▼( I ) 〔式( I )中、Y^1、Y^2、Y^3、Y^4、及
びY^5は各々独立に水素原子、アルキル基、アミノ基
、アルキルアミノ基、水酸基、アルコキシ基またはハロ
ゲン原子を表す。〕 で示されるキノフタロン−ジカルボン酸無水物と下式(
II) R−NH_2(II) 〔式(II)中、Rは置換又は無置換のアルキル基、環状
アルキル基、アリール基又は複素環を表す。〕で示され
るアミン類を下式(III) ▲数式、化学式、表等があります▼(III) 〔式(III)中、X^1、X^2、X^3、X^4及び
X^5は各々独立に水素原子、アルキル基、またはハロ
ゲン原子を表す。〕 で示されるフェノール誘導体中、キノリン、イソキノリ
ン、ピリジン、モノアルキルピリジン、ジアルキルピリ
ジン、又はトリアルキルピリジンの存在下又は不存在下
に加熱反応することを特徴とする下式(IV) ▲数式、化学式、表等があります▼(IV) 〔式(IV)中、Y^1、Y^2、Y^3、Y^4及びY
^5は式( I )のY^1、Y^2、Y^3、Y^4及
びY^5と同一の基を意味し、Rは式(II)のRと同一
の意味を表す。〕 で示されるキノフタロン色素の製造方法。
[Claims] 1) The following formula (I) ▲There are mathematical formulas, chemical formulas, tables, etc.▼(I) [In formula (I), Y^1, Y^2, Y^3, Y^4, and Y^5 each independently represents a hydrogen atom, an alkyl group, an amino group, an alkylamino group, a hydroxyl group, an alkoxy group, or a halogen atom. ] Quinophthalone-dicarboxylic acid anhydride represented by the following formula (
II) R-NH_2(II) [In formula (II), R represents a substituted or unsubstituted alkyl group, cyclic alkyl group, aryl group, or heterocycle. ] Amines represented by the following formula (III) ▲ There are mathematical formulas, chemical formulas, tables, etc. ▼ (III) [In formula (III), X^1, X^2, X^3, X^4 and X^ Each of 5 independently represents a hydrogen atom, an alkyl group, or a halogen atom. ] The following formula (IV) characterized by a heating reaction in the presence or absence of quinoline, isoquinoline, pyridine, monoalkylpyridine, dialkylpyridine, or trialkylpyridine in the phenol derivative represented by ▲Mathematical formula, chemical formula , tables, etc.▼(IV) [In formula (IV), Y^1, Y^2, Y^3, Y^4 and Y
^5 means the same group as Y^1, Y^2, Y^3, Y^4 and Y^5 in formula (I), and R represents the same meaning as R in formula (II). ] A method for producing a quinophthalone dye.
JP16739488A 1988-07-05 1988-07-05 Method for producing quinophthalone dye Expired - Lifetime JPH0619035B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16739488A JPH0619035B2 (en) 1988-07-05 1988-07-05 Method for producing quinophthalone dye

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16739488A JPH0619035B2 (en) 1988-07-05 1988-07-05 Method for producing quinophthalone dye

Publications (2)

Publication Number Publication Date
JPH0218460A true JPH0218460A (en) 1990-01-22
JPH0619035B2 JPH0619035B2 (en) 1994-03-16

Family

ID=15848887

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16739488A Expired - Lifetime JPH0619035B2 (en) 1988-07-05 1988-07-05 Method for producing quinophthalone dye

Country Status (1)

Country Link
JP (1) JPH0619035B2 (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110041254A (en) * 2018-01-15 2019-07-23 保土谷化学工业株式会社 Yellow based compound, the coloured composition containing the compound, colour filter colorant and colour filter
KR20190087301A (en) * 2018-01-15 2019-07-24 호도가야 가가쿠 고교 가부시키가이샤 Yellow compound, coloring composition containing the compound, coloring agent for color filter and color filter
JP2019123856A (en) * 2018-01-15 2019-07-25 保土谷化学工業株式会社 Yellow compound, coloring composition containing the compound, colorant for color filters and color filter
TWI796403B (en) * 2018-01-15 2023-03-21 日商保土谷化學工業股份有限公司 Yellow compound, coloring composition containing the compound, coloring agent for color filter and color filter
CN109970636A (en) * 2019-03-11 2019-07-05 山西大学 The method of ONOO- spectral probe and preparation method and ultraviolet-visible absorption spectroscopy, fluorescence spectrometry ONOO-
CN109970636B (en) * 2019-03-11 2022-05-20 山西大学 ONOO-spectrum probe and preparation method thereof, and method for measuring ONOO-by ultraviolet visible absorption spectrum and fluorescence spectrum

Also Published As

Publication number Publication date
JPH0619035B2 (en) 1994-03-16

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