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JPS6157305B2 - - Google Patents
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JPS6157305B2 - - Google Patents

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Publication number
JPS6157305B2
JPS6157305B2 JP12479678A JP12479678A JPS6157305B2 JP S6157305 B2 JPS6157305 B2 JP S6157305B2 JP 12479678 A JP12479678 A JP 12479678A JP 12479678 A JP12479678 A JP 12479678A JP S6157305 B2 JPS6157305 B2 JP S6157305B2
Authority
JP
Japan
Prior art keywords
diazaanthraquinone
nitro
water
amino
pigments
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
Application number
JP12479678A
Other languages
Japanese (ja)
Other versions
JPS5551071A (en
Inventor
Teijiro Kitao
Masaru Matsuoka
Hiroyuki Nakasumi
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Industries Ltd
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 Mitsubishi Chemical Industries Ltd filed Critical Mitsubishi Chemical Industries Ltd
Priority to JP12479678A priority Critical patent/JPS5551071A/en
Publication of JPS5551071A publication Critical patent/JPS5551071A/en
Publication of JPS6157305B2 publication Critical patent/JPS6157305B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Nitrogen Condensed Heterocyclic Rings (AREA)

Description

【発明の詳細な説明】[Detailed description of the invention]

本発明は1・4−ジアザアントラキノン誘導体
に関するものである。 本発明の下記一般式 (式中、Xはニトロ基またはアミノ基を表わす。)
で示される5−ニトロ−1・4−ジアザアントラ
キノンおよび5−アミノ−1・4−ジアザアント
ラキノンは染料、顔料等の中間体として価値ある
新規な化合物である。 5−ニトロ−1・4−ジアザアントラキノンは
1・4−ジアザアントラキノンを硫酸、酢酸など
の溶媒中で硝酸でニトロ化することにより得ら
れ、また、5−アミノ−1・4−ジアザアントラ
キノンは5−ニトロ−1・4−ジアザアントラキ
ノンを硫化ソーダ、鉄粉などで還元するか、2・
3・5−トリアミノ−1・4−ナフトキノンとグ
リオキザールを、水、酢酸などの溶媒中で縮合す
ることにより得られる。 5−アミノ−1・4−ジアザアントラキノン
は、それ自体新規な橙色の色素であり、各種合成
繊維、プラスチツクその他の着色剤として有用で
あるばかりでなく、種々の染料、顔料等の中間体
としてきわめて価値のあるものである。 また、5−ニトロ−1・4−ジアザアントラキ
ノンは、5−アミノ−1・4−ジアザアントラキ
ノンの中間体あるいはその他の種々の染料、顔料
等の中間体として価値のあるものである。 次に本発明を実施例によつて更に具体的に説明
する。 実施例 1 ジアザアントラキノン3.8gを98%硫酸10gに
溶解し、75〜80℃において発煙硝酸(d=1.52)
2.1gと98%硫酸15gよりなる混酸を1時間で滴
下し、同温度で更に4時間反応させた。室温まで
冷却後、氷水300g中に排出し、析出物を過し
て水洗および乾燥を行なつた。ベンゼンより再結
晶し、5−ニトロ−1・4−ジアザアントラキノ
ン1gを得た。 融点 270℃(分解) マススペクトル M+=255
The present invention relates to 1,4-diazaanthraquinone derivatives. The following general formula of the present invention (In the formula, X represents a nitro group or an amino group.)
5-nitro-1,4-diazaanthraquinone and 5-amino-1,4-diazaanthraquinone shown by are novel compounds that are valuable as intermediates for dyes, pigments, etc. 5-nitro-1,4-diazaanthraquinone is obtained by nitrating 1,4-diazaanthraquinone with nitric acid in a solvent such as sulfuric acid or acetic acid, and 5-nitro-1,4-diazaanthraquinone Anthraquinone can be obtained by reducing 5-nitro-1,4-diazaanthraquinone with sodium sulfide, iron powder, etc.
It is obtained by condensing 3,5-triamino-1,4-naphthoquinone and glyoxal in a solvent such as water or acetic acid. 5-Amino-1,4-diazaanthraquinone is itself a novel orange pigment, and is not only useful as a coloring agent for various synthetic fibers, plastics, etc., but also as an intermediate for various dyes, pigments, etc. It is extremely valuable. Furthermore, 5-nitro-1,4-diazaanthraquinone is valuable as an intermediate for 5-amino-1,4-diazaanthraquinone or as an intermediate for various other dyes and pigments. Next, the present invention will be explained in more detail with reference to Examples. Example 1 3.8 g of diazaanthraquinone was dissolved in 10 g of 98% sulfuric acid and dissolved in fuming nitric acid (d=1.52) at 75-80°C.
A mixed acid consisting of 2.1 g and 15 g of 98% sulfuric acid was added dropwise over 1 hour, and the reaction was continued for an additional 4 hours at the same temperature. After cooling to room temperature, it was poured into 300 g of ice water, and the precipitate was filtered, washed with water, and dried. Recrystallization from benzene yielded 1 g of 5-nitro-1,4-diazaanthraquinone. Melting point 270℃ (decomposition) Mass spectrum M + =255

【表】 実施例 2 硫化ソーダ1.14g、硫黄0.15gを水100mlに溶
解後、5−ニトロ−1・4−ジアザアントラキノ
ン1gを加え、2時間煮沸した。室温まで冷却後
析出した結晶を過し、水から再結晶し、5−ア
ミノ−1・4−ジアザアントラキノン0.3gを得
た。 融点 300℃以上 マススペクトル M+=225
[Table] Example 2 After dissolving 1.14 g of sodium sulfide and 0.15 g of sulfur in 100 ml of water, 1 g of 5-nitro-1,4-diazaanthraquinone was added and boiled for 2 hours. After cooling to room temperature, the precipitated crystals were filtered and recrystallized from water to obtain 0.3 g of 5-amino-1,4-diazaanthraquinone. Melting point 300℃ or higher Mass spectrum M + = 225

【表】 赤外吸収スペクトル(KBr) νNH=3500cm-1、3350cm-1 νCO=1680cm-1、1650cm-1 なお、本品を用いて高温染色法によりポリエス
テル繊維を染色したところ、これを鮮明な橙色に
染めた。 実施例 3 2・3・5−トリアミノ−1・4−ナフトキノ
ン7.7gを水230ml中に分散し、90℃で40%グリオ
キザール水溶液7.7gを30分間で加え、同温度で
更に3時間反応させた。 室温まで冷却後、析出した結晶を過し、水洗
および乾燥を行ない、赤色結晶8gを得た。この
ものの融点、マススペクトル、赤外吸収スペクト
ルおよび元素分析値は実施例2の化合物のそれと
良く合致した。
[Table] Infrared absorption spectrum (KBr) νNH = 3500cm -1 , 3350cm -1 νCO = 1680cm -1 , 1650cm -1 Furthermore, when this product was used to dye polyester fibers using a high-temperature dyeing method, it was clearly Dyed orange. Example 3 7.7 g of 2,3,5-triamino-1,4-naphthoquinone was dispersed in 230 ml of water, and 7.7 g of a 40% glyoxal aqueous solution was added over 30 minutes at 90°C, followed by further reaction at the same temperature for 3 hours. . After cooling to room temperature, the precipitated crystals were filtered, washed with water, and dried to obtain 8 g of red crystals. The melting point, mass spectrum, infrared absorption spectrum and elemental analysis values of this compound matched well with those of the compound of Example 2.

Claims (1)

【特許請求の範囲】 1 一般式 (式中、Xはニトロ基またはアミノ基を表わす。)
で示される1・4−ジアザアントラキノン誘導
体。
[Claims] 1. General formula (In the formula, X represents a nitro group or an amino group.)
A 1,4-diazaanthraquinone derivative represented by
JP12479678A 1978-10-11 1978-10-11 Diazaanthraquinone derivative Granted JPS5551071A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12479678A JPS5551071A (en) 1978-10-11 1978-10-11 Diazaanthraquinone derivative

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12479678A JPS5551071A (en) 1978-10-11 1978-10-11 Diazaanthraquinone derivative

Publications (2)

Publication Number Publication Date
JPS5551071A JPS5551071A (en) 1980-04-14
JPS6157305B2 true JPS6157305B2 (en) 1986-12-06

Family

ID=14894325

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12479678A Granted JPS5551071A (en) 1978-10-11 1978-10-11 Diazaanthraquinone derivative

Country Status (1)

Country Link
JP (1) JPS5551071A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3375849B2 (en) * 1997-05-23 2003-02-10 京セラミタ株式会社 Naphthoquinone derivative and electrophotographic photoreceptor using the same
WO2005016000A1 (en) * 2003-08-05 2005-02-24 Avalon Pharmaceuticals Derivatives of cyclic quinone and uses thereof

Also Published As

Publication number Publication date
JPS5551071A (en) 1980-04-14

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