DE69014576T2 - Verfahren zur Herstellung von 3-Dibutylamino-6-methyl-7-anilinofluoran. - Google Patents

Verfahren zur Herstellung von 3-Dibutylamino-6-methyl-7-anilinofluoran.

Info

Publication number
DE69014576T2
DE69014576T2 DE69014576T DE69014576T DE69014576T2 DE 69014576 T2 DE69014576 T2 DE 69014576T2 DE 69014576 T DE69014576 T DE 69014576T DE 69014576 T DE69014576 T DE 69014576T DE 69014576 T2 DE69014576 T2 DE 69014576T2
Authority
DE
Germany
Prior art keywords
anilinofluoran
dibutylamino
methyl
preparation
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.)
Revoked
Application number
DE69014576T
Other languages
English (en)
Other versions
DE69014576D1 (de
Inventor
Hiroaki Harada
Yasuhisa Iwasaki
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.)
Yamamoto Chemicals Inc
Original Assignee
Yamamoto 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18313944&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69014576(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Yamamoto Chemicals Inc filed Critical Yamamoto Chemicals Inc
Application granted granted Critical
Publication of DE69014576D1 publication Critical patent/DE69014576D1/de
Publication of DE69014576T2 publication Critical patent/DE69014576T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/10—Spiro-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10—Amino derivatives of triarylmethanes
    • C09B11/24—Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
DE69014576T 1989-12-25 1990-12-19 Verfahren zur Herstellung von 3-Dibutylamino-6-methyl-7-anilinofluoran. Revoked DE69014576T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1337994A JPH0662864B2 (ja) 1989-12-25 1989-12-25 ３―ジブチルアミノ―６ーメチル―７―アニリノフルオランの製造方法

Publications (2)

Publication Number Publication Date
DE69014576D1 DE69014576D1 (de) 1995-01-12
DE69014576T2 true DE69014576T2 (de) 1995-05-04

Family

ID=18313944

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69014576T Revoked DE69014576T2 (de) 1989-12-25 1990-12-19 Verfahren zur Herstellung von 3-Dibutylamino-6-methyl-7-anilinofluoran.

Country Status (4)

Country Link
US (1) US5110952B1 (de)
EP (1) EP0435149B1 (de)
JP (1) JPH0662864B2 (de)
DE (1) DE69014576T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5166350A (en) * 1989-06-10 1992-11-24 Ciba-Geigy Corporation Process for the manufacture of fluoran compounds
DE69115410T2 (de) * 1990-09-17 1996-08-08 Mitsui Toatsu Chemicals Kristall einer Fluoranverbindung, dessen Herstellungsverfahren und Aufzeichnungsmaterial, das den Kristall enthält
DE69214555T2 (de) * 1991-08-01 1997-05-22 Yamamoto Chemicals Inc Kristallmodifikationen von 2-m-Toluidino-3-methyl-6-di-n-butylaminofluoran, Verfahren zu ihrer Herstellung und diese Kristallmodifikationen enthaltenden Aufzeichnungsmaterialien
JP2984488B2 (ja) * 1991-12-12 1999-11-29 山本化成株式会社 ２−（３−メチルアニリノ）−３−メチル−６−ジエチルアミノフルオランの結晶変態、その製造方法及びこの結晶変態を含有する記録材料
GB9724871D0 (en) * 1997-11-26 1998-01-21 Ciba Sc Holding Ag Crystalline fluoran compound
CN1854201B (zh) * 2005-04-19 2011-06-22 寿光富康制药有限公司 热敏染料的制备方法
CN101190920B (zh) * 2006-11-30 2011-07-06 李俊辉 3-二丁基氨基-6-甲基-7-苯氨基荧烷的制备方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA968361A (en) * 1971-08-30 1975-05-27 Ncr Corporation Synthesis of phthalides and fluorans and the products thereof
US4017710A (en) * 1974-12-06 1977-04-12 Acf Industries, Incorporated Welding assembly
JPS5434909A (en) * 1977-08-08 1979-03-14 Yamada Chem Co Colored recording material
US4341403A (en) * 1979-04-24 1982-07-27 Fuji Photo Film Co., Ltd. Fluoran compounds, process for preparation thereof, and recording sheets using same
JPS59120654A (ja) * 1982-12-27 1984-07-12 Shin Nisso Kako Co Ltd フルオラン化合物
US4536220A (en) * 1982-12-27 1985-08-20 Kanzaki Paper Manufacturing Co., Ltd. Fluoran derivatives as new compounds and recording system utilizing the same as colorless chromogenic material
JPS59190891A (ja) * 1983-04-14 1984-10-29 Hodogaya Chem Co Ltd 感熱記録紙
JPS6038469A (ja) * 1983-08-11 1985-02-28 Sumitomo Chem Co Ltd フルオラン化合物，その製法およびそれを用いた記録材料
JPS6047068A (ja) * 1983-08-23 1985-03-14 Taoka Chem Co Ltd フルオラン化合物及びその製造法
CH654839A5 (de) * 1983-09-26 1986-03-14 Ciba Geigy Ag Verfahren zur herstellung von basisch substituierten fluoranverbindungen.
JPS60202155A (ja) * 1984-03-26 1985-10-12 Nippon Kayaku Co Ltd ３−ジブチルアミノ−６−メチル−７−アニリノフルオランの結晶変態
JPS61137876A (ja) * 1984-12-07 1986-06-25 Hodogaya Chem Co Ltd キサンテン化合物、キサンテン化合物の製造方法及びキサンテン化合物を含有する画像形成組成物
US4837210A (en) * 1987-01-27 1989-06-06 Appleton Papers Inc. Fluoran derivatives and their use in recording materials
DE19532110C1 (de) * 1995-08-31 1996-11-07 Kodak Ag Klemmvorrichtung zum Bedrucken von scheibenförmigen Informationsträgern
JP3578858B2 (ja) * 1995-12-11 2004-10-20 株式会社ノエビア 皮膚外用剤

Also Published As

Publication number Publication date
EP0435149A2 (de) 1991-07-03
JPH03195775A (ja) 1991-08-27
EP0435149B1 (de) 1994-11-30
JPH0662864B2 (ja) 1994-08-17
US5110952B1 (en) 1999-06-01
EP0435149A3 (en) 1991-10-16
DE69014576D1 (de) 1995-01-12
US5110952A (en) 1992-05-05

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation