JPS6058227B2 - Naphthoylnitrile derivatives, their production methods and fluorescent reagents - Google Patents

Naphthoylnitrile derivatives, their production methods and fluorescent reagents

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Publication number
JPS6058227B2
JPS6058227B2 JP3271881A JP3271881A JPS6058227B2 JP S6058227 B2 JPS6058227 B2 JP S6058227B2 JP 3271881 A JP3271881 A JP 3271881A JP 3271881 A JP3271881 A JP 3271881A JP S6058227 B2 JPS6058227 B2 JP S6058227B2
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JP
Japan
Prior art keywords
naphthoylnitrile
substituted
formula
dimethylamino
fluorescent reagent
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.)
Expired
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JP3271881A
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Japanese (ja)
Other versions
JPS57146748A (en
Inventor
利夫 南原
順一 後藤
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Shimadzu Corp
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Shimadzu Corp
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Priority to JP3271881A priority Critical patent/JPS6058227B2/en
Publication of JPS57146748A publication Critical patent/JPS57146748A/en
Publication of JPS6058227B2 publication Critical patent/JPS6058227B2/en
Expired legal-status Critical Current

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  • Luminescent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

【発明の詳細な説明】 この発明は、ナフトイルニトリル誘導体、その製法およ
び発螢光試薬に関する。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to naphthoylnitrile derivatives, methods for producing the same, and fluorescent reagents.

生体中における微量成分の分析に、液体クロマトグラフ
ィーことに最近では高速液体クロマトグラフィーが繁用
されている。
Liquid chromatography, especially high-performance liquid chromatography, has recently been frequently used to analyze trace components in living organisms.

ところが、アルコール性水酸基を含有する化合物は、高
速液体クロマトグラフィー(以下HPLCと略す)で高
感度に検出しうる検出器がなく、そのため強い紫外線吸
収物質や発螢光物質に変換する試みがなされている。し
かし、我々の知る限り反応性、感度、安定性に優れたプ
レラベル化剤は見出されていない。この発明は、かかる
問題を解決すべくなされたものである。すなわち、この
発明によれば、ナフタレン環にカルボニトリル(−CO
CN)基を有することを必須とし、補助基としてジメチ
ルアミノ基のようなジアルキルアミノ酸を有する化合物
が反応性の低.いアルコール性水酸基に対する発螢光試
薬として各種の面から優れていることが見出された。
However, there are no detectors that can detect compounds containing alcoholic hydroxyl groups with high sensitivity using high performance liquid chromatography (hereinafter referred to as HPLC), and therefore attempts have been made to convert them into strong ultraviolet absorbing substances or fluorescent substances. There is. However, as far as we know, no prelabeling agent with excellent reactivity, sensitivity, and stability has been found. This invention was made to solve this problem. That is, according to this invention, carbonitrile (-CO
CN) group and a dialkyl amino acid such as dimethylamino group as an auxiliary group has low reactivity. It has been found that it is excellent in various aspects as a fluorescent reagent for alcoholic hydroxyl groups.

かくして、この発明によれば、一般式(1)で示される
化合物が提供される。その具体的化合物名を挙げれば、
4−ジメチルアミノ(またはジエチルアミノ)−1−ナ
フトイルシアニツドである。これらの化合物は全て文献
末記載の化合物て7ある。一般式(1)の化合物はアシ
ルニトリルに属し、一般に対応するハライドにシアン化
第二銅、シアン化ナトリウムを反応させる方法〔K.E
.KOenig&W.P.WeレRlTetrahed
rOnLett.、?02275(1974)〕を利用
して製造しうる。
Thus, according to the present invention, a compound represented by general formula (1) is provided. To name the specific compound,
4-dimethylamino (or diethylamino)-1-naphthoyl cyanide. All of these compounds are 7 compounds described at the end of the literature. The compound of general formula (1) belongs to the acyl nitrile group, and generally a method of reacting the corresponding halide with cupric cyanide or sodium cyanide [K. E
.. K.Oenig&W. P. WereRlTetrahed
rOnLet. ,? 02275 (1974)].

しかしながら、一般式(1)の化合物は、対応するハラ
イドを無水有機溶媒中て、必要に応じ触媒として金属沃
化物を加え、トリアルキルシリルシアニツドと反応さす
と高純度でかつ高収率で得られること5が見出された。
かくして、この発明の一つの観点によれば、対応する一
般式(■)(式中Rは式(1)の定義と同じ。
However, the compound of general formula (1) can be obtained with high purity and high yield by reacting the corresponding halide with trialkylsilyl cyanide in an anhydrous organic solvent, adding a metal iodide as a catalyst if necessary. It was found that 5 things can be obtained.
Thus, according to one aspect of the invention, the corresponding general formula (■), in which R has the same definition as in formula (1).

xは塩素原子、臭素原子のようなハロゲン原子)で示さ
れる置換−1−ナフトイルハライドを無水有機溶媒中で
トリアルキルシリルシアニツドと反応させることからな
る一般式(1)の化合物の製法が提供される。この方法
を用いると、生成物は、前述のように高純度であるため
、分析用試薬として用いるのに好適である。上記の方法
で用いられる一般式(■)の化合物は、たとえば置換−
1−ナフチルプロミドにグリニヤード反応でアルコキシ
カルボニル基を導入し、アルカリ金属アルコラートて加
水分解し、オキザリルクロリドのようなノ田ゲン化剤で
処理することにより得ることができる。
A method for producing a compound of general formula (1), which comprises reacting a substituted-1-naphthoyl halide (x is a halogen atom such as a chlorine atom or a bromine atom) with a trialkylsilyl cyanide in an anhydrous organic solvent. is provided. Using this method, the product is of high purity as mentioned above and is therefore suitable for use as an analytical reagent. The compound of general formula (■) used in the above method is, for example, a substituted -
It can be obtained by introducing an alkoxycarbonyl group into 1-naphthyl bromide by a Grignard reaction, hydrolyzing it with an alkali metal alcoholate, and treating it with a nodalizing agent such as oxalyl chloride.

トリアルキルシリルシアニツドとしては、トリメチルシ
リルシアニツドやトリエチルシリルシアニツドを用いる
のが好ましい。
As the trialkylsilyl cyanide, it is preferable to use trimethylsilyl cyanide or triethylsilyl cyanide.

また反応溶媒としてはシリル化剤を使用する反応におけ
る通常の有機溶媒(たとえば、塩化メチレン、クロロホ
ルム、ジメチルホルムアミド、テトラヒドロフランなど
)を用いることができる。これらの有機溶媒は勿論無水
の状態で用いる。この反応は通常触媒として金属沃化物
(たとえは沃化亜鉛)を添加して行うことが望ましい。
Further, as a reaction solvent, a conventional organic solvent (for example, methylene chloride, chloroform, dimethylformamide, tetrahydrofuran, etc.) in a reaction using a silylating agent can be used. These organic solvents are of course used in an anhydrous state. This reaction is usually preferably carried out by adding a metal iodide (for example, zinc iodide) as a catalyst.

その外、各反応剤の使用量、反応時間や反応温度などの
具体例は、下記の合成例によつて説明される。しかしこ
れらの各種条件は、適宜変更されてもよい。このように
して得られる一般式(1)の化合物は、発螢光試薬とし
て用いることがてきる。
In addition, specific examples of the amount of each reactant to be used, reaction time, reaction temperature, etc. are explained using the following synthesis examples. However, these various conditions may be changed as appropriate. The compound of general formula (1) thus obtained can be used as a fluorescent reagent.

かくして、この発明の一つの観点は、一般式1(1)の
化合物を活性成分として含有することからなる発螢光試
薬を提供するものである。この活性成分は、単体として
用いることができるが、非プロトン性有機溶媒に溶解し
て試薬とするのが好ましい。
Thus, one aspect of the present invention is to provide a fluorescent reagent comprising a compound of general formula 1(1) as an active ingredient. Although this active ingredient can be used alone, it is preferably dissolved in an aprotic organic solvent to form a reagent.

ことに一般式(1)の化合物は、発螢光試薬として用い
る場合に有機塩基を存在させると被検試料との反応に好
結果をもたらすので、試薬に有機塩基を加えておくのが
好ましい。非プロトン性有機溶媒の具体例としては、ク
ロロホルム、アセトニトリル、ベンゼン、酢酸エチルテ
トラヒドロフラン、アセトンなどが挙げられる。
In particular, when the compound of general formula (1) is used as a fluorescent reagent, the presence of an organic base brings about good results in the reaction with the test sample, so it is preferable to add an organic base to the reagent. Specific examples of aprotic organic solvents include chloroform, acetonitrile, benzene, ethyl acetate tetrahydrofuran, and acetone.

これらの中で、アセトニトリルが最適である。有機塩基
としては、トリエチルアミン、トリメチルアミンなどの
第3級アルキルアミンが挙げられる。非プロトン性有機
溶媒と有機塩基との量比は、ほぼ1:1が好ましい。
Among these, acetonitrile is the best. Examples of the organic base include tertiary alkyl amines such as triethylamine and trimethylamine. The quantitative ratio of aprotic organic solvent to organic base is preferably approximately 1:1.

まだこれらの混合物における一般式(1)の化合物の濃
度は、特に限定されないが、たとえば0.1〜1%であ
る。この発明による発螢光試薬は、1級アルコール性水
酸基、2級アルコール性水酸基に対して特異的に極めて
よく反応する。
The concentration of the compound of general formula (1) in these mixtures is not particularly limited, but is, for example, 0.1 to 1%. The fluorescent reagent according to the present invention reacts specifically and extremely well with primary alcoholic hydroxyl groups and secondary alcoholic hydroxyl groups.

立体障害のある2級アルコール性水酸基や3級アルコー
ル性水酸基とは反応しない。その具体例は下記で説明さ
れる。なお、メタノール、エタノールなどの低級アルコ
ール、1級および2級アミン類とは室温で反応は完結す
る。発螢光試薬は、被検試料に対して過剰量用いて十分
な反応を起させるのが望ましい。
It does not react with sterically hindered secondary alcoholic hydroxyl groups or tertiary alcoholic hydroxyl groups. Specific examples thereof are explained below. Note that the reaction with lower alcohols such as methanol and ethanol, and primary and secondary amines is completed at room temperature. It is desirable to use the fluorescent reagent in an excess amount relative to the test sample to cause a sufficient reaction.

しかし、過剰量の発螢光試薬は、反応後除去しなくても
、被検試料の螢光分析に何ら影響がないことが判明して
いる。被検試料を予めプレカラム中で反応させ、これを
高速液体クロマトグラフィーに付し、螢光光度計で検出
すればよい。
However, it has been found that an excess amount of the fluorescent reagent has no effect on the fluorescent analysis of the test sample even if it is not removed after the reaction. The test sample may be reacted in advance in a precolumn, subjected to high performance liquid chromatography, and detected using a fluorophotometer.

なおたとえば胆汁酸を被検試料とした場合、530r1
7TLでの螢光を測定すればよく、その検出限界は高速
液体クロマトグラフィーを用いた際200pgである。
また、最大励起波長は350I17TLである。かくし
て、この発明による発螢光試薬は、生体中の微量成分で
ある各種ステロイドの検出、定量に特に有用である。合
成例1 4−ジメチルアミノー1−ナフタレンカルボン酸:金属
マグネシウム(1.5V)を無水エーテル中で攪拌、沃
化メチル(4).1m1)を加え、4−ジメチルアミノ
ー1−ナフチルプロミド(15y)の無水エーテル(1
6m1)溶液を滴下、3時間攪拌、これをクロル炭酸エ
チル(8,2m1)の無水エーテル(16mL)溶液に
攪拌しながら滴下、さらに2時間攪拌、5%硫酸(10
0m1)を加え有機層を水洗、無水硫酸ナトリウムで乾
燥。
For example, when bile acid is used as a test sample, 530r1
Fluorescence at 7TL may be measured, and the detection limit is 200 pg using high performance liquid chromatography.
Moreover, the maximum excitation wavelength is 350I17TL. Thus, the fluorescent reagent according to the present invention is particularly useful for detecting and quantifying various steroids that are trace components in living organisms. Synthesis Example 1 4-Dimethylamino-1-naphthalenecarboxylic acid: Magnesium metal (1.5V) was stirred in anhydrous ether, methyl iodide (4). 1 ml) of anhydrous ether of 4-dimethylamino-1-naphthyl bromide (15y)
6 ml) solution was added dropwise and stirred for 3 hours, this was added dropwise to a solution of ethyl chlorocarbonate (8.2 ml) in anhydrous ether (16 mL) with stirring, further stirred for 2 hours, and 5% sulfuric acid (10
0ml) was added, the organic layer was washed with water, and dried over anhydrous sodium sulfate.

溶媒留去後得られた褐色油状物をシリカゲル(100f
)を用いるカラムクロマトグラフィーに付し、n−ヘキ
サン/酢酸エチル(100:1)の画分より4−ジメチ
ルアミノー1−ナフタレンカルボン酸エチル(6y)を
得た。このエステル体(6g)を15%メタノール性水
酸化カリウム(10m1)に溶かし、2時間熱還流した
。溶媒を減圧濃縮し、得られた油状物を水(100m1
)に溶解後、濃塩酸でPH3に調整、析出した結晶をろ
取、酢酸エチルから再結晶し、表記の化合物(4.6y
)を無色板状晶として得た。Mp.l65℃。元素分析
計算値Cl3Hl3O2N:Cl72.54;Hl6
.O9;Nl6.5l.実験値:Cl72.75;Hl
6.l8;Nl6.46。核磁気共鳴スペクトル(CD
Cl3)δ:2.99(611,.s.N−(CH3)
2)、56.99(1H..d1±=8Hz13−H)
、7.39−7.69(2H..m16−と7−H)、
8.15−8.30(1H1m15−H)、8.37(
1H1d1±=8Hz12−H)、9.18(1H,,
m18−H)。4−ジメチルアミノー1−ナフトイルニ
トリOルニ4−ジメチルアミノー1−ナフタレンカルボ
ン酸(1y)の無水塩化メチレン(40mL)−ジメチ
ルホルムアミド(4).1mt)溶液をオキザリルクロ
リド(1.5mt)の無水塩化メチレン(6m1)溶液
に攪拌下滴加、3紛後減圧濃縮し、4−ジメチルアミノ
ー1−ナフトイルクロリドを得た。
The brown oil obtained after evaporation of the solvent was immersed in silica gel (100 f
) to obtain ethyl 4-dimethylamino-1-naphthalenecarboxylate (6y) from the n-hexane/ethyl acetate (100:1) fraction. This ester (6 g) was dissolved in 15% methanolic potassium hydroxide (10 ml) and heated under reflux for 2 hours. The solvent was concentrated under reduced pressure, and the resulting oil was dissolved in water (100ml
), the pH was adjusted to 3 with concentrated hydrochloric acid, the precipitated crystals were collected by filtration, and recrystallized from ethyl acetate to obtain the indicated compound (4.6y
) was obtained as colorless plate crystals. Mp. l65℃. Elemental analysis Calculated value Cl3Hl3O2N: Cl72.54; Hl6
.. O9;Nl6.5l. Experimental value: Cl72.75; Hl
6. l8; Nl6.46. Nuclear magnetic resonance spectrum (CD
Cl3) δ: 2.99 (611,.s.N-(CH3)
2), 56.99 (1H..d1±=8Hz13-H)
, 7.39-7.69 (2H..m16- and 7-H),
8.15-8.30 (1H1m15-H), 8.37 (
1H1d1±=8Hz12-H), 9.18(1H,,
m18-H). 4-dimethylamino-1-naphthoylnitriol-4-dimethylamino-1-naphthalenecarboxylic acid (1y) in anhydrous methylene chloride (40 mL)-dimethylformamide (4). The solution (1 mt) was added dropwise to a solution of oxalyl chloride (1.5 mt) in anhydrous methylene chloride (6 ml) with stirring, and after 3 powders was concentrated under reduced pressure to obtain 4-dimethylamino-1-naphthoyl chloride.

これを無水塩化メチレン(10m1)に溶かし、沃化亜
鉛(1m9)およびトリメチルシリルシアニツド(1m
1)を加え1吟間攪拌した。反応液を枦過し、枦液を減
圧濃縮、残渣をシリカゲル(30g)を用いるカラムク
ロマトグラフィーに付し、n−ヘキサン/酢酸エチル(
5:1)溶出画分より得られた結晶をn−ヘキサン/塩
化メチレンより再結晶し、表記の化合物(920m9)
を黄色針状晶として得た。Mp.l3O.5〜132℃
元素分析 計算値Cl4Hl2ON2:Cl74.99
;Hl5.38;Nll2.49。
This was dissolved in anhydrous methylene chloride (10ml), and zinc iodide (1m9) and trimethylsilyl cyanide (1ml) were dissolved in anhydrous methylene chloride (10ml).
1) was added and stirred for 1 minute. The reaction solution was filtered, the solution was concentrated under reduced pressure, the residue was subjected to column chromatography using silica gel (30 g), and n-hexane/ethyl acetate (
5:1) The crystals obtained from the elution fraction were recrystallized from n-hexane/methylene chloride to obtain the indicated compound (920m9).
was obtained as yellow needles. Mp. l3O. 5-132℃
Elemental analysis Calculated value Cl4Hl2ON2: Cl74.99
; Hl 5.38; Nll 2.49.

実験値:Cl74.96;Hl5.47;Nll2.2
l。赤外吸収スペクトル(CHCl3、d−1):22
40(C=N)、1730(C=O)、1680、16
05.1510、1460(C=C)。マススペクトル
m/z:224(Mつ、198〔(M−CN)+〕、核
磁気共鳴スペクトル(CDCl3)δ:3.20(6H
,.s1−N(CH3)2)、6.92(1H..d.
.L=8Hz,3−H)、7.60(2H,.m,..
.6−および7−H)、8.10(1H,.m15−H
)、8.39(1H..d..,L=8Hz12−H)
、9.26(1H1m18−H).分析例 被検試料として表1に示すような各ステロイド21μy
を用い、これをアセトニトリル/トリエチルアミン(1
:1、150μe)に溶解した。
Experimental value: Cl74.96; Hl5.47; Nll2.2
l. Infrared absorption spectrum (CHCl3, d-1): 22
40 (C=N), 1730 (C=O), 1680, 16
05.1510, 1460 (C=C). Mass spectrum m/z: 224 (M, 198 [(M-CN)+], nuclear magnetic resonance spectrum (CDCl3) δ: 3.20 (6H
、. s1-N(CH3)2), 6.92 (1H..d.
.. L=8Hz, 3-H), 7.60(2H,.m,...
.. 6- and 7-H), 8.10 (1H,.m15-H
), 8.39 (1H..d.., L=8Hz12-H)
, 9.26 (1H1m18-H). Analysis example: 21μy of each steroid as shown in Table 1 as a test sample
This was mixed with acetonitrile/triethylamine (1
:1, 150 μe).

これに4−ジメチルアミノー1−ナフトイルニトリル2
00μyを加えて反応させた。反応は、1級アルコール
性水酸基を有するステロイドに対して室温33紛、立体
障害のない2級アルコール性水酸基含有ステロイドに対
しては60゜Cて1時間行つた。反応液は、高速液体ク
ロマトグラフィーに付し、530r1Trt.における
螢光を検出し、エステル化率を求めた。使用した高速液
体クロマト装置と測定条件は次の通りである。
To this, 4-dimethylamino-1-naphthoylnitrile 2
00 μy was added to react. The reaction was carried out at room temperature for steroids having a primary alcoholic hydroxyl group, and at 60°C for 1 hour for steroids containing a secondary alcoholic hydroxyl group without steric hindrance. The reaction solution was subjected to high performance liquid chromatography and 530r1Trt. The fluorescence was detected and the esterification rate was determined. The high performance liquid chromatography device and measurement conditions used are as follows.

装置:ウオーターズ6000A(米国、ウオーターズア
ソシエーシヨン製)検出機:650−10LC螢光光度
計田立製作所製)カラムニμポラジル(1フィート×1
14インチ)移動層:ヘキサン/酢酸エチル系注:Aは
室温3紛、Bは60℃1時間反応処理、eはエカトリア
ル、Qeはクアシエカトリアル、aはアクシアル、Te
rtは第3級、Primは第1級、Phenはフェノー
ル性。
Equipment: Waters 6000A (manufactured by Waters Association, USA) Detector: 650-10LC Fluorescence Meter Manufactured by Tadachi Seisakusho) Column NiμPoradil (1 ft x 1
14 inch) Mobile phase: hexane/ethyl acetate system Note: A is 3 powders at room temperature, B is reaction treated at 60°C for 1 hour, e is equatorial, Qe is quasi-equatorial, a is axial, Te
rt is tertiary, Prim is primary, and Phen is phenolic.

表1に示すように、例えばコール酸メチルの3個の水酸
基の中で3位の水酸基のみが、選択的に100%エステ
ル化し得、定量可能なことが分るであろう。
As shown in Table 1, for example, of the three hydroxyl groups of methyl cholate, only the 3rd-position hydroxyl group can be selectively 100% esterified, and it can be quantified.

Claims (1)

【特許請求の範囲】 1 一般式( I ): ▲数式、化学式、表等があります▼( I )(式中Rは
ジメチルアミノ基またはジエチルアミノ基を意味する。 )で示される置換−1−ナフトイルニトリル。 2 4−ジメチルアミノ−1−ナフトイルニトリルであ
る特許請求の範囲第1項記載の置換−1−ナフトイルニ
トリル。 3 一般式( I ): ▲数式、化学式、表等があります▼( I )(式中Rは
ジメチルアミノ基またはジエチルアミノ基を意味する。 )で示される置換−1−ナフトイルニトリルを活性成分
として含有することからなる発螢光試薬。 4 活性成分が4−ジメチルアミノ−1−ナフトイルニ
トリルである特許請求の範囲第3項記載の発螢光試薬。 5 活性成分が非プロトン性有機溶媒に溶解されている
特許請求の範囲第3項または第4項記載の発螢光試薬。
6 活性成分が非プロトン性有機溶媒と有機塩基に溶解
されている特許請求の範囲第3項〜第5項のいずれかに
記載の発螢光試薬。7 非プロトン性有機溶媒がアセト
ニトリルで、有機塩基がトリエチルアミンである特許請
求の範囲第3項〜第6項の何れかに記載の発螢光試薬。 8 一般式(II): ▲数式、化学式、表等があります▼(II)(式中Rはジ
メチルアミノ基またはジエチルアミノ基を意味する。 Xは塩素原子、臭素原子のようなハロゲン原子。)で示
される置換−1−ナフトイルハライドに無水有機溶媒中
でトリアルキルシリルリアニッドを反応させて、対応す
る一般式( I ):▲数式、化学式、表等があります▼
( I )(式中Rは上記と同一意味) で示される置換−1−ナフトイルニトリルを得ることに
よる置換−1−ナフトイルニトリルの製造法。 9 触媒として金属沃化物を添加して行う特許請求の範
囲第8項記載の置換−1−ナフトイルニトリルの製造法
。 10 トリアルキルシリルリアニッドがトリメチルシリ
ルリアニッドである特許請求の範囲第8項または第9項
記載の置換−1−ナフトイルニトリルの製造法。
[Claims] 1 General formula (I): ▲ Numerical formulas, chemical formulas, tables, etc. ▼ Substituted-1-naphtho represented by (I) (in the formula, R means a dimethylamino group or a diethylamino group) Ilnitrile. 2. The substituted-1-naphthoylnitrile according to claim 1, which is 4-dimethylamino-1-naphthoylnitrile. 3. General formula (I): ▲There are mathematical formulas, chemical formulas, tables, etc.▼(I) (In the formula, R means a dimethylamino group or a diethylamino group.) Substituted-1-naphthoylnitrile as an active ingredient A fluorescent reagent comprising: 4. The fluorescent reagent according to claim 3, wherein the active ingredient is 4-dimethylamino-1-naphthoylnitrile. 5. The fluorescent reagent according to claim 3 or 4, wherein the active ingredient is dissolved in an aprotic organic solvent.
6. The fluorescent reagent according to any one of claims 3 to 5, wherein the active ingredient is dissolved in an aprotic organic solvent and an organic base. 7. The fluorescent reagent according to any one of claims 3 to 6, wherein the aprotic organic solvent is acetonitrile and the organic base is triethylamine. 8 General formula (II): ▲There are mathematical formulas, chemical formulas, tables, etc.▼(II) (In the formula, R means a dimethylamino group or diethylamino group. X is a halogen atom such as a chlorine atom or a bromine atom.) By reacting the substituted-1-naphthoyl halide shown with trialkylsilylyanide in an anhydrous organic solvent, the corresponding general formula (I): ▲Mathematical formula, chemical formula, table, etc. are available▼
(I) A method for producing substituted-1-naphthoylnitrile by obtaining substituted-1-naphthoylnitrile represented by the formula (wherein R has the same meaning as above). 9. The method for producing substituted-1-naphthoylnitrile according to claim 8, which is carried out by adding a metal iodide as a catalyst. 10. The method for producing substituted-1-naphthoylnitrile according to claim 8 or 9, wherein the trialkylsilylyanide is trimethylsilylianide.
JP3271881A 1981-03-06 1981-03-06 Naphthoylnitrile derivatives, their production methods and fluorescent reagents Expired JPS6058227B2 (en)

Priority Applications (1)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3271881A JPS6058227B2 (en) 1981-03-06 1981-03-06 Naphthoylnitrile derivatives, their production methods and fluorescent reagents

Publications (2)

Publication Number Publication Date
JPS57146748A JPS57146748A (en) 1982-09-10
JPS6058227B2 true JPS6058227B2 (en) 1985-12-19

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Country Link
JP (1) JPS6058227B2 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007505164A (en) * 2003-06-10 2007-03-08 スミスクライン ビーチャム コーポレーション 1-aminonaphthalenes as modulators of androgens, glucocorticoids, mineralocorticoids and progesterone receptors

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