DD209832C4 - Herstellung von pyrrolo-(3,4-c)-pyrrolen - Google Patents

Herstellung von pyrrolo-(3,4-c)-pyrrolen Download PDF

Info

Publication number
DD209832C4
DD209832C4 DD83250943A DD25094383A DD209832C4 DD 209832 C4 DD209832 C4 DD 209832C4 DD 83250943 A DD83250943 A DD 83250943A DD 25094383 A DD25094383 A DD 25094383A DD 209832 C4 DD209832 C4 DD 209832C4
Authority
DD
German Democratic Republic
Prior art keywords
formula
ester
tert
alkyl
hours
Prior art date
Application number
DD83250943A
Other languages
German (de)
English (en)
Other versions
DD209832A5 (de
Inventor
Alain C Rochat
Luigi Cassar
Adul Iqbal
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of DD209832A5 publication Critical patent/DD209832A5/de
Publication of DD209832C4 publication Critical patent/DD209832C4/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
    • C08K5/3415—Five-membered rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-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
    • C09B57/00—Other synthetic dyes of known constitution
    • C09B57/004—Diketopyrrolopyrrole dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pyrrole Compounds (AREA)
DD83250943A 1982-05-17 1983-05-16 Herstellung von pyrrolo-(3,4-c)-pyrrolen DD209832C4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH305482 1982-05-17
CH546882 1982-09-15

Publications (2)

Publication Number Publication Date
DD209832A5 DD209832A5 (de) 1984-05-23
DD209832C4 true DD209832C4 (de) 1985-12-18

Family

ID=25692048

Family Applications (1)

Application Number Title Priority Date Filing Date
DD83250943A DD209832C4 (de) 1982-05-17 1983-05-16 Herstellung von pyrrolo-(3,4-c)-pyrrolen

Country Status (13)

Country Link
US (1) US4579949A (pl)
EP (1) EP0094911B1 (pl)
KR (1) KR900006751B1 (pl)
AR (1) AR242417A1 (pl)
AT (1) ATE22104T1 (pl)
AU (1) AU568298B2 (pl)
BR (1) BR8302570A (pl)
CA (1) CA1236105A (pl)
DD (1) DD209832C4 (pl)
DE (1) DE3366011D1 (pl)
DK (1) DK153561C (pl)
ES (1) ES522447A0 (pl)
PL (1) PL140881B1 (pl)

Families Citing this family (110)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0061426B1 (de) * 1981-03-20 1985-02-13 Ciba-Geigy Ag Verfahren zum Färben von hochmolekularem organischem Material und neue polycyclische Pigmente
US4585878A (en) * 1983-06-29 1986-04-29 Ciba-Geigy Corporation N-substituted 1,4-diketopyrrolo-[3,4-c]-pyrroles
US4681971A (en) * 1984-11-07 1987-07-21 Ciba-Geigy Corporation Phenyl substituted aminodicarboxylate esters
EP0184982B1 (de) * 1984-11-07 1991-01-23 Ciba-Geigy Ag Verfahren zur Herstellung von Pyrrolo-[3,4-c]-pyrrolen und neue Pyrrolo-[3,4-c]-pyrrole
DE3584138D1 (de) * 1984-11-07 1991-10-24 Ciba Geigy Ag Pigmentmischungen.
DE3582576D1 (de) * 1985-01-03 1991-05-23 Ciba Geigy Ag Dithioketo-pyrrolo-pyrrole, verfahren zu deren herstellung und verwendung.
US4632704A (en) * 1985-02-06 1986-12-30 Ciba-Geigy Corporation Process for the preparation of high yield pigments
DE3680358D1 (de) * 1985-02-20 1991-08-29 Ciba Geigy Ag Verfahren zur herstellung von alkalialkoholaten.
DE3533949A1 (de) * 1985-09-24 1987-03-26 Bayer Ag Heterocyclische verbindungen
US4791204A (en) * 1985-11-26 1988-12-13 Ciba-Geigy Corporation 1,4-diketopyrrolo[3,4-c]pyrrole pigments
DE3781564D1 (de) * 1986-01-31 1992-10-15 Ciba Geigy Ag Verfahren zur herstellung von bromierten pyrrolo-(3,4-c)-pyrrolen.
US4783540A (en) * 1986-08-07 1988-11-08 Ciba-Geigy Corporation Solid solutions of pyrrolo-(3,4-C)-pyrrols
US4810390A (en) * 1986-10-10 1989-03-07 Ciba-Geigy Corporation Separation and purification of pigment suspensions and suspensions of pigment intermediates by a membrane separation process
US4931566A (en) * 1987-07-31 1990-06-05 Ciba-Geigy Corporation Process for the preparation of pyrrolo[3,4-c]pyrroles
US5017706A (en) * 1988-04-12 1991-05-21 Ciba-Geigy Corporation Monoketopyrrolopyrroles
US4992101A (en) * 1988-04-15 1991-02-12 Ciba-Geigy Corporation Process for the preparation of opaque diketopyrrolo-pyrrole pigments
DE58907880D1 (de) * 1988-07-20 1994-07-21 Ciba Geigy Verfahren zur Herstellung aminierter Diketodi(het)aryl-pyrrolopyrrole und Verwendung derselben als photoleitfähige Substanzen.
KR0143777B1 (ko) * 1989-11-28 1998-07-01 월터 클리웨인, 한스-피터 위트린 디케토피롤로피롤을 기재로 하는 물질의 조성물
US5989453A (en) * 1990-05-11 1999-11-23 Societe Nouvelle De Chimie Industrielle S.A. Process for the manufacture of pigments, especially fluorescent pigments
KR920002741A (ko) * 1990-07-20 1992-02-28 베르너 발데크 디케토피롤로피롤을 기재로 하는 전기 발색 조성물
US5194088A (en) * 1991-07-08 1993-03-16 Ciba-Geigy Corporation Process for conditioning organic pigments
EP0530145A1 (de) * 1991-08-26 1993-03-03 Ciba-Geigy Ag Beschichtetes Material und dessen Verwendung
US5571359A (en) * 1992-01-24 1996-11-05 Revlon Consumer Products Corporation Radiation curable pigmented compositions
US5667856A (en) * 1992-01-24 1997-09-16 Revlon Consumer Products Corporation Radiation curable pigmented compositions and decorated substrates
EP0559611B1 (de) * 1992-03-05 1999-11-17 Ciba SC Holding AG Stabilisierung von Pyrrolopyrrolpigmenten
DE59309899D1 (de) * 1992-03-05 2000-01-20 Ciba Sc Holding Ag Stabilisierung von organischen Pigmenten
US5347014A (en) * 1992-12-23 1994-09-13 Ciba-Geigy Corporation Process for preparing 1,4-diketo-3,6-diphenylpyrrolo-[3,4-C]-pyrrole
EP0635539B1 (de) * 1993-07-20 1997-12-29 Ciba SC Holding AG In der Masse mit Diketopyrrolopyrrolpigmenten gefärbte Polyamide
EP0640604B2 (de) * 1993-07-29 2004-06-30 Ciba SC Holding AG Neue feinteilige cyansubstituierte Diketopyrrolopyrrolpigmente und Verwendung derselben
TW372244B (en) * 1993-07-29 1999-10-21 Ciba Sc Holding Ag Process for producing novel finely divided highly transparent diketopyrrolopyrrole pigments
US5492564A (en) * 1994-03-16 1996-02-20 Ciba-Geigy Corporation Diketopyrrolopyrrole pigment with high chroma
EP0673939B1 (de) * 1994-03-21 1996-10-23 Ciba-Geigy Ag Aminoxidgruppen enthaltende Pyrrolo[3,4-c]pyrrole als Photorezeptoren
DE59510186D1 (de) * 1994-03-25 2002-06-06 Ciba Sc Holding Ag Cyaniminogruppen enthaltende Pyrrolo(3,4-c)pyrrole
DE59506761D1 (de) * 1994-06-29 1999-10-14 Ciba Sc Holding Ag Neue Kristallmodifikation eines Diketopyrrolopyrrolpigments
DE59506763D1 (de) 1994-06-29 1999-10-14 Ciba Sc Holding Ag Neue Kristallmodifikation eines Diketopyrrolopyrrolpigments
EP0690059B1 (de) * 1994-06-29 1999-09-08 Ciba SC Holding AG Zwei neue Kristallmodifikationen eines Diketopyrrolopyrrolpigments
US5476886A (en) * 1994-07-18 1995-12-19 Ciba-Geigy Corporation Polyamides mass coloured with diketopyrrolopyrrole pigments
US5472496A (en) * 1994-08-11 1995-12-05 Ciba-Geigy Corporation Solid solutions of pyrrolo-[3.4-c]-pyrroles with quinacridonequinones
DE69526472T2 (de) 1994-09-14 2002-11-28 Ciba Speciality Chemicals Holding Inc., Basel Vermischbare organische Pigmente
EP0702063B1 (en) 1994-09-14 1999-11-03 Ciba SC Holding AG Pigment compositions comprising an organic pigment and a filler having a defined particle size
DE59507427D1 (de) * 1994-09-28 2000-01-20 Ciba Sc Holding Ag Mischkristalle und feste Lösungen von 1,4-Diketopyrrolopyrrolen
TW434296B (en) * 1994-10-12 2001-05-16 Ciba Sc Holding Ag Process for the preparation of diaryldiketopyrrolopyrrole pigments
EP0710705B1 (de) 1994-11-04 1999-12-22 Ciba SC Holding AG Gelbe Diketopyrrolopyrrolpigmente
US5869625A (en) * 1995-01-24 1999-02-09 Ciba Specialty Chemical Corporation Colorant blends containing a salt-forming azo pigment and a pyrrolopyrrole pigment
US5641351A (en) * 1995-04-14 1997-06-24 Ciba-Geigy Corporation Pigment compositions based on 3,6-di(biphenyl)1,4-diketo-pyrrolo[3,4c]-pyrrole
DE59606863D1 (de) * 1995-06-15 2001-06-13 Ciba Sc Holding Ag Pigmentzusammensetzungen aus Diketopyrrolopyrrolen
US5817832A (en) * 1995-06-22 1998-10-06 Ciba Specialty Chemicals Corporation Blue diketopyrrolopyrrole pigments
TW370546B (en) * 1995-09-18 1999-09-21 Ciba Sc Holding Ag Solid solutions of 1,4-diketopyrrolopyrroles
TW404973B (en) * 1995-09-26 2000-09-11 Ciba Sc Holding Ag Monophase solid solutions containing asymmetric pyrrolo[3,4-c]pyrroles as hosts
EP0787730B1 (de) 1996-01-30 2001-08-01 Ciba SC Holding AG Polymerisierbare Diketopyrrolopyrrole und damit hergestellte Polymere
DE59707889D1 (de) * 1996-01-30 2002-09-12 Ciba Sc Holding Ag Polymerisierbare Diketopyrrolopyrrole und damit hergestellte Polymere
EP0794235B1 (en) * 1996-03-06 2000-02-02 Ciba SC Holding AG Ternary solid solutions of 1,4-diketo-pyrrolopyrroles and quinacridones
DE59703652D1 (de) * 1996-08-22 2001-07-05 Ciba Sc Holding Ag Kristallmodifikation eines Diketopyrrolopyrrolpigments
DE59705160D1 (de) * 1996-09-19 2001-12-06 Ciba Sc Holding Ag Verfahren zur Herstellung von Diketopyrrolopyrrol-Carbonsäuren, deren Estern und Amiden
US5969154A (en) * 1996-12-10 1999-10-19 Ciba Specialty Chemicals Corporation Liquid crystalline diketopyrrolopyrroles
ES2178136T3 (es) * 1997-05-06 2002-12-16 Ciba Sc Holding Ag Composiciones de dicetopirrolopirroles.
US6136382A (en) 1997-12-29 2000-10-24 Deco Patents, Inc. Method and compositions for decorating vitreous articles with radiation curable inks having improved adhesion and durability
DE59911647D1 (de) 1998-04-22 2005-03-31 Ciba Sc Holding Ag Verzugsfreie Pigmentzusammensetzungen enthaltend Diaryl-diketopyrrolo 3,4c pyrrole
CN1125069C (zh) * 1998-04-22 2003-10-22 西巴特殊化学品控股有限公司 烷硫基-和/或芳硫基-取代的二酮-二芳基-吡咯并吡咯的制备
US6057449A (en) 1998-06-02 2000-05-02 Ciba Specialty Chemicals Corporation Direct preparation of pyrrolo[3,4-c]pyrroles
WO2000033795A1 (de) * 1998-12-08 2000-06-15 Ciba Specialty Chemicals Holding Inc. Kosmetische präparate, enthaltend organische pigmente aus der klasse pyrrolo-[3,4-c]-pyrrole
US6375732B1 (en) 1999-04-08 2002-04-23 Clariant Finance (Bvi) Limited Pigments, the process of their manufacturing and their use
ATE445673T1 (de) 1999-07-09 2009-10-15 Basf Se Verfahren zur herstellung von pigmenten mit verbesserten coloristischen eigenschaften
TWI261064B (en) * 1999-09-27 2006-09-01 Ciba Sc Holding Ag Fluorescent diketopyrrolopyrroles
EP1101800B1 (en) * 1999-11-17 2003-06-25 Ciba SC Holding AG Diketopyrrolopyrrole
US20010015154A1 (en) 2000-01-27 2001-08-23 Roman Lenz Ternary pigment compositions
DE10028104A1 (de) 2000-06-07 2001-12-13 Clariant Gmbh Verfahren zur Herstellung von Diketopyrrologyrrol-Pigmenten
US6388093B1 (en) * 2001-01-05 2002-05-14 Sun Chemical Corporation Syntheses for preparing 1,4-diketopyrrolo [3,4-c]pyrroles
JP4233875B2 (ja) 2001-04-24 2009-03-04 チバ ホールディング インコーポレーテッド 顔料組成物および着色水性塗料
JP4707951B2 (ja) * 2001-09-11 2011-06-22 チバ ホールディング インコーポレーテッド ジケトピロロピロールの調製方法
DE10231105A1 (de) * 2002-07-10 2004-01-22 Clariant Gmbh Neue Diketopyrrolopyrrolpigmente
JP2005533143A (ja) * 2002-07-17 2005-11-04 チバ スペシャルティ ケミカルズ ホールディング インコーポレーテッド ジケトピロロピロール顔料を含む高分子量ポリマー材料
DE10235573A1 (de) * 2002-08-03 2004-02-12 Clariant Gmbh Pigmentzubereitungen auf Basis von Diketopyrrolopyrrolpigmenten zum verzugsfreien Pigmentieren von teilkristallinen Kunststoffen
ES2252600T3 (es) * 2002-09-25 2006-05-16 Degussa Ag Metodo para producir acido 5-formil-2-furilboronico.
WO2004076457A1 (en) * 2003-02-27 2004-09-10 Mca Technologies Gmbh Solvent-free process for the preparation of pyrrolo (3,4c) pyrrole compounds
DE60321396D1 (de) * 2003-03-20 2008-07-10 Mca Technologies Gmbh Nichtfluoreszierenden pigmenten
EP1740145A1 (en) * 2003-10-17 2007-01-10 Ciba SC Holding AG Cosmetic formulations comprising diketo-pyrrolo pyrrole pigments
WO2005039515A1 (en) * 2003-10-17 2005-05-06 Ciba Specialty Chemicals Holding Inc. Cosmetic formulations comprising diketo diphenyl pyrrolo-pyrrole pigments
CN1867315A (zh) * 2003-10-17 2006-11-22 西巴特殊化学品控股有限公司 包含二酮基二苯基吡咯并吡咯颜料的化妆品配制物
BRPI0415831A (pt) * 2003-10-23 2007-01-02 Ciba Sc Holding Ag misturas de pigmento de dicetopirrolopirrol estáveis ao calor
CN100334161C (zh) * 2005-09-28 2007-08-29 华东理工大学 一种dpp类颜料的制备方法
DE102005050511A1 (de) * 2005-10-21 2007-04-26 Clariant Produkte (Deutschland) Gmbh Verfahren zur Herstellung von feinteiligem C.I. Pigment Red 254
DE102006007622A1 (de) * 2006-02-18 2007-08-23 Clariant International Limited Hochechte Diketopyrrolopyrrol-Pigmente
DE102006007621A1 (de) * 2006-02-18 2007-08-23 Clariant International Limited Diketopyrrolopyrrol-Pigmente mit erhöhten Echtheiten und Verfahren zu deren Herstellung
JP5082318B2 (ja) * 2006-07-24 2012-11-28 東洋インキScホールディングス株式会社 α型結晶変態ジクロロジケトピロロピロール顔料の製造方法、該方法で製造されたα型結晶変態ジクロロジケトピロロピロール顔料、およびそれを用いた着色組成物
CN101374914B (zh) * 2006-10-06 2013-08-14 东洋油墨制造株式会社 α型二酮吡咯并吡咯颜料、使用其的着色组合物、及红色着色膜
US7977670B2 (en) * 2006-10-12 2011-07-12 Toyo Ink Mfg. Co., Ltd. Organic transistor
DE102007008140A1 (de) * 2007-02-19 2008-08-21 Clariant International Ltd. Diketopyrrolopyrrol-Mischkristalle mit hoher Transparenz
US7932344B2 (en) * 2007-09-06 2011-04-26 Xerox Corporation Diketopyrrolopyrrole-based polymers
US7910684B2 (en) 2007-09-06 2011-03-22 Xerox Corporation Diketopyrrolopyrrole-based derivatives for thin film transistors
TWI431071B (zh) * 2007-10-17 2014-03-21 Clariant Finance Bvi Ltd 用於彩色濾光片中的二酮基吡咯并吡咯顏料組成物
DE102008032091A1 (de) 2008-07-08 2010-01-14 Clariant International Ltd. Diketopyrrolopyrrol-Mischpigmentzubereitung zur Verwendung in Colorfiltern
DE102007049682A1 (de) 2007-10-17 2009-04-23 Clariant International Ltd. Diketopyrrolopyrrol-Pigmentzusammensetzung zur Verwendung in Colorfiltern
DE102007049883A1 (de) 2007-10-18 2009-04-23 Clariant International Ltd. Diketopyrrolopyrrol-Mischkristalle
JP5292039B2 (ja) * 2008-03-07 2013-09-18 富士フイルム株式会社 アゾ顔料組成物、アゾ顔料組成物の製造方法、アゾ顔料組成物を含む分散物、着色組成物及びインクジェット記録用インク
JP5331468B2 (ja) * 2008-03-07 2013-10-30 富士フイルム株式会社 アゾ顔料組成物、アゾ顔料組成物の製造方法、アゾ顔料組成物を含む分散物、着色組成物及びインクジェット記録用インク
US8273269B2 (en) 2008-05-28 2012-09-25 Basf Se Red colour filter composition
AU2009297469B2 (en) 2008-09-29 2014-02-20 Fujifilm Corporation Azo pigment, method for producing the azo pigment and dispersion and coloring composition containing the azo pigment
DE102008058951A1 (de) 2008-11-25 2010-05-27 Clariant International Ltd. Flockungsstabile Diketopyrrolopyrrol-Pigmentzubereitungen
BRPI1014578A2 (pt) 2009-04-08 2015-08-25 Basf Se Composto, material, camada ou componente semicondutor orgânico, dispositivo, semicondutor, e, uso de um composto.
EP2449561A2 (en) 2009-06-30 2012-05-09 Plextronics, Inc. Polymers comprising at least one bithiophene repeat unit, methods synthetising said polymers and compositions comprising the same
WO2011028827A2 (en) 2009-09-04 2011-03-10 Plextronics, Inc. Organic electronic devices and polymers, including photovoltaic cells and diketone-based polymers
JP5608482B2 (ja) 2009-09-04 2014-10-15 富士フイルム株式会社 水系顔料分散物及びインクジェット記録用水性インク
US8946376B2 (en) 2010-09-29 2015-02-03 Basf Se Semiconductors based on diketopyrrolopyrroles
WO2012041849A1 (en) 2010-09-29 2012-04-05 Basf Se Semiconductors based on diketopyrrolopyrroles
WO2017008880A1 (de) 2015-07-10 2017-01-19 Merck Patent Gmbh Dithioalkylpyrrolopyrrole und ihre verwendung als farbstoffe
FR3043551B1 (fr) 2015-11-12 2017-11-24 Oreal Colorant direct cationique a chaine aliphatique et a fonction disulfure/thiol/thiol protege pour colorer les fibres keratiniques
CN108239421A (zh) 2017-12-25 2018-07-03 先尼科化工(上海)有限公司 一种具有高耐候性橙色二酮吡咯并吡咯颜料及其制备方法
DE102018109102A1 (de) * 2018-04-17 2019-10-17 Schott Ag Bedruckte Gerätekomponente
EP3810696A2 (en) 2018-06-25 2021-04-28 Basf Se Red pigment composition for color filter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0061426B1 (de) * 1981-03-20 1985-02-13 Ciba-Geigy Ag Verfahren zum Färben von hochmolekularem organischem Material und neue polycyclische Pigmente

Also Published As

Publication number Publication date
BR8302570A (pt) 1984-01-17
ES8406482A1 (es) 1984-08-01
DK153561B (da) 1988-07-25
AR242417A1 (es) 1993-03-31
EP0094911A3 (en) 1984-11-28
ES522447A0 (es) 1984-08-01
PL242009A1 (en) 1984-08-13
DK153561C (da) 1988-12-12
DE3366011D1 (en) 1986-10-16
AU568298B2 (en) 1987-12-24
US4579949A (en) 1986-04-01
DD209832A5 (de) 1984-05-23
DK217683A (da) 1983-11-18
CA1236105A (en) 1988-05-03
EP0094911A2 (de) 1983-11-23
EP0094911B1 (de) 1986-09-10
ATE22104T1 (de) 1986-09-15
AU1444783A (en) 1983-11-24
PL140881B1 (en) 1987-06-30
KR900006751B1 (ko) 1990-09-20
KR840004755A (ko) 1984-10-24
DK217683D0 (da) 1983-05-16

Similar Documents

Publication Publication Date Title
EP0094911B1 (de) Herstellung von Pyrrolo-(3,4-c)-pyrrolen
EP0184982B1 (de) Verfahren zur Herstellung von Pyrrolo-[3,4-c]-pyrrolen und neue Pyrrolo-[3,4-c]-pyrrole
US4720305A (en) Mixtures of pigments
DE69905652T3 (de) Direkte Herstellung von Pyrrolo-(3,4-c)pyrrolpigmenten
EP0302018B1 (de) Verfahren zur Herstellung von Pyrrolo-(3,4-c)pyrrolen
DE60219037T2 (de) Verfahren zur herstellung von diketopyrrolopyrrolen
EP0133156A2 (de) Neue 1,4-Diketopyrrolo-(3,4-c)-pyrrole
JPS58210084A (ja) ピロロ〔3,4−c〕ピロ−ルの製法
EP0704497A1 (de) Mischkristalle und feste Lösungen von 1,4-Diketopyrrolopyrrolen
EP3470466A1 (de) Neue methinfarbstoffe
EP0098808B1 (de) Herstellung von 1,4-Diketopyrrolo-(3,4-c)-pyrrolen
EP0062614B1 (de) Verfahren zur Herstellung von Bismethinisoindolinen
EP3048138A1 (de) Gelbe Methinfarbstoffe
EP0673979A1 (de) Cyaniminogruppen enthaltende Fluorreszenzfarbstoffe
WO2004076457A1 (en) Solvent-free process for the preparation of pyrrolo (3,4c) pyrrole compounds
DE3525109A1 (de) Heterocyclische vrbindungen
EP0673940B1 (de) Cyaniminogruppen enthaltende Pyrrolo(3,4-c)pyrrole
DE3533949A1 (de) Heterocyclische verbindungen
DE2300488A1 (de) Vic-triazolverbindungen
EP0403812B1 (de) Diketopiperazin Derivate, deren Herstellung und deren Vervendung zum Färben von Kunststoffen
EP0387595B1 (de) Heterocyclische Verbindungen
EP0265383A2 (de) Verwendung von Pyridochinolon-Derivaten als Pigmente
EP0037372A1 (de) 1:1-Nickelkomplexe von Isoindolin-azinen, Verfahren zu deren Herstellung und Verwendung

Legal Events

Date Code Title Description
ENJ Ceased due to non-payment of renewal fee