DE10343873A1 - Verfahren zur Reinigung von Thiophenen - Google Patents

Verfahren zur Reinigung von Thiophenen Download PDF

Info

Publication number
DE10343873A1
DE10343873A1 DE10343873A DE10343873A DE10343873A1 DE 10343873 A1 DE10343873 A1 DE 10343873A1 DE 10343873 A DE10343873 A DE 10343873A DE 10343873 A DE10343873 A DE 10343873A DE 10343873 A1 DE10343873 A1 DE 10343873A1
Authority
DE
Germany
Prior art keywords
solvent
optionally
mixture
purification
solution
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.)
Withdrawn
Application number
DE10343873A
Other languages
German (de)
English (en)
Inventor
Lutz Brassat
Stephan Kirchmeyer
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.)
HC Starck GmbH
Original Assignee
HC Starck GmbH
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 HC Starck GmbH filed Critical HC Starck GmbH
Priority to DE10343873A priority Critical patent/DE10343873A1/de
Priority to EP04021686A priority patent/EP1518859B1/de
Priority to AT04021686T priority patent/ATE356132T1/de
Priority to PT04021686T priority patent/PT1518859E/pt
Priority to DE502004003113T priority patent/DE502004003113D1/de
Priority to DK04021686T priority patent/DK1518859T3/da
Priority to ES04021686T priority patent/ES2283917T3/es
Priority to US10/942,409 priority patent/US20050065352A1/en
Priority to CA002482113A priority patent/CA2482113A1/en
Priority to MXPA04009161A priority patent/MXPA04009161A/es
Priority to TW093128646A priority patent/TWI330182B/zh
Priority to KR1020040075769A priority patent/KR20050030118A/ko
Priority to RU2004127972/04A priority patent/RU2379310C2/ru
Priority to CN2004100798446A priority patent/CN1616451B/zh
Priority to JP2004277053A priority patent/JP4843207B2/ja
Publication of DE10343873A1 publication Critical patent/DE10343873A1/de
Priority to US12/498,739 priority patent/US7994345B2/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D495/06—Peri-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D495/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
    • C07D333/14—Radicals substituted by singly bound hetero atoms other than halogen
    • C07D333/16—Radicals substituted by singly bound hetero atoms other than halogen by oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D333/30—Hetero atoms other than halogen
    • C07D333/32—Oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G61/12—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule
    • C08G61/122—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule derived from five- or six-membered heterocyclic compounds, other than imides
    • C08G61/123—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule derived from five- or six-membered heterocyclic compounds, other than imides derived from five-membered heterocyclic compounds
    • C08G61/126—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule derived from five- or six-membered heterocyclic compounds, other than imides derived from five-membered heterocyclic compounds with a five-membered ring containing one sulfur atom in the ring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/22—Electrodes
    • H01G11/30—Electrodes characterised by their material
    • H01G11/48—Conductive polymers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
    • H05K3/42—Plated through-holes or plated via connections
    • H05K3/423—Plated through-holes or plated via connections characterised by electroplating method
    • H05K3/424—Plated through-holes or plated via connections characterised by electroplating method by direct electroplating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/13—Energy storage using capacitors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Cephalosporin Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
DE10343873A 2003-09-23 2003-09-23 Verfahren zur Reinigung von Thiophenen Withdrawn DE10343873A1 (de)

Priority Applications (16)

Application Number Priority Date Filing Date Title
DE10343873A DE10343873A1 (de) 2003-09-23 2003-09-23 Verfahren zur Reinigung von Thiophenen
EP04021686A EP1518859B1 (de) 2003-09-23 2004-09-13 Verfahren zur Reinigung von Thiophenen
AT04021686T ATE356132T1 (de) 2003-09-23 2004-09-13 Verfahren zur reinigung von thiophenen
PT04021686T PT1518859E (pt) 2003-09-23 2004-09-13 Processo para a purificação de tiofenos
DE502004003113T DE502004003113D1 (de) 2003-09-23 2004-09-13 Verfahren zur Reinigung von Thiophenen
DK04021686T DK1518859T3 (da) 2003-09-23 2004-09-13 Fremgangsmåde til oprensning af thiophener
ES04021686T ES2283917T3 (es) 2003-09-23 2004-09-13 Procedimiento para la purificacion de tiofenos.
US10/942,409 US20050065352A1 (en) 2003-09-23 2004-09-16 Process for the purification of thiophenes
CA002482113A CA2482113A1 (en) 2003-09-23 2004-09-20 Process for the purification of thiophenes
MXPA04009161A MXPA04009161A (es) 2003-09-23 2004-09-21 Procedimiento para purificacion de tiofenos.
TW093128646A TWI330182B (en) 2003-09-23 2004-09-22 Process for the purification of thiophenes
KR1020040075769A KR20050030118A (ko) 2003-09-23 2004-09-22 티오펜의 정제법
RU2004127972/04A RU2379310C2 (ru) 2003-09-23 2004-09-22 Способ очистки тиофенов, очищенные согласно этому способу тиофены, тиофены и их применение
CN2004100798446A CN1616451B (zh) 2003-09-23 2004-09-23 噻吩提纯方法
JP2004277053A JP4843207B2 (ja) 2003-09-23 2004-09-24 チオフェンの精製法
US12/498,739 US7994345B2 (en) 2003-09-23 2009-07-07 Process for the purification of thiophenes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10343873A DE10343873A1 (de) 2003-09-23 2003-09-23 Verfahren zur Reinigung von Thiophenen

Publications (1)

Publication Number Publication Date
DE10343873A1 true DE10343873A1 (de) 2005-04-21

Family

ID=34177890

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10343873A Withdrawn DE10343873A1 (de) 2003-09-23 2003-09-23 Verfahren zur Reinigung von Thiophenen
DE502004003113T Expired - Lifetime DE502004003113D1 (de) 2003-09-23 2004-09-13 Verfahren zur Reinigung von Thiophenen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE502004003113T Expired - Lifetime DE502004003113D1 (de) 2003-09-23 2004-09-13 Verfahren zur Reinigung von Thiophenen

Country Status (14)

Country Link
US (2) US20050065352A1 (enExample)
EP (1) EP1518859B1 (enExample)
JP (1) JP4843207B2 (enExample)
KR (1) KR20050030118A (enExample)
CN (1) CN1616451B (enExample)
AT (1) ATE356132T1 (enExample)
CA (1) CA2482113A1 (enExample)
DE (2) DE10343873A1 (enExample)
DK (1) DK1518859T3 (enExample)
ES (1) ES2283917T3 (enExample)
MX (1) MXPA04009161A (enExample)
PT (1) PT1518859E (enExample)
RU (1) RU2379310C2 (enExample)
TW (1) TWI330182B (enExample)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003275203A1 (en) 2002-09-24 2004-04-19 E.I. Du Pont De Nemours And Company Water dispersible polythiophenes made with polymeric acid colloids
CA2499364A1 (en) 2002-09-24 2004-04-08 E. I. Du Pont De Nemours And Company Water dispersible polyanilines made with polymeric acid colloids for electronics applications
US7390438B2 (en) 2003-04-22 2008-06-24 E.I. Du Pont De Nemours And Company Water dispersible substituted polydioxythiophenes made with fluorinated polymeric sulfonic acid colloids
US7351358B2 (en) 2004-03-17 2008-04-01 E.I. Du Pont De Nemours And Company Water dispersible polypyrroles made with polymeric acid colloids for electronics applications
WO2006073968A2 (en) * 2004-12-30 2006-07-13 E. I. Dupont De Nemours And Company Derivatized 3,4-alkylenedioxythiophene monomers, methods of making them, and use thereof
US20080121846A1 (en) * 2004-12-30 2008-05-29 E.I. Du Pont De Nemours And Company Electrically Conductive Polymers
CN101208369B (zh) 2005-06-28 2013-03-27 E.I.内穆尔杜邦公司 高功函数透明导体
US8049205B2 (en) * 2006-04-06 2011-11-01 Xerox Corporation Poly(alkynylthiophene)s and electronic devices generated therefrom
DE102006020744A1 (de) * 2006-05-04 2007-11-08 H. C. Starck Gmbh & Co. Kg Verfahren zur Stabilisierung von Thiophenderivaten
US8153029B2 (en) 2006-12-28 2012-04-10 E.I. Du Pont De Nemours And Company Laser (230NM) ablatable compositions of electrically conducting polymers made with a perfluoropolymeric acid applications thereof
US20080191172A1 (en) 2006-12-29 2008-08-14 Che-Hsiung Hsu High work-function and high conductivity compositions of electrically conducting polymers
DE102007052522A1 (de) * 2007-11-01 2009-05-07 H.C. Starck Gmbh Verfahren zur Beschichtung von unpolaren Polyaromaten enthaltenden Schichten
US8094434B2 (en) 2008-04-01 2012-01-10 Avx Corporation Hermetically sealed capacitor assembly
JP2009256276A (ja) * 2008-04-21 2009-11-05 Tayca Corp ３，４−アルキレンジオキシチオフェンの製造方法
US8194395B2 (en) 2009-10-08 2012-06-05 Avx Corporation Hermetically sealed capacitor assembly
US8279584B2 (en) 2010-08-12 2012-10-02 Avx Corporation Solid electrolytic capacitor assembly
US8824122B2 (en) 2010-11-01 2014-09-02 Avx Corporation Solid electrolytic capacitor for use in high voltage and high temperature applications
US8848342B2 (en) 2010-11-29 2014-09-30 Avx Corporation Multi-layered conductive polymer coatings for use in high voltage solid electrolytic capacitors
US8493713B2 (en) 2010-12-14 2013-07-23 Avx Corporation Conductive coating for use in electrolytic capacitors
US8576543B2 (en) 2010-12-14 2013-11-05 Avx Corporation Solid electrolytic capacitor containing a poly(3,4-ethylenedioxythiophene) quaternary onium salt
JP5745881B2 (ja) * 2011-02-14 2015-07-08 テイカ株式会社 固体電解コンデンサ
US8451588B2 (en) 2011-03-11 2013-05-28 Avx Corporation Solid electrolytic capacitor containing a conductive coating formed from a colloidal dispersion
US8379372B2 (en) 2011-04-07 2013-02-19 Avx Corporation Housing configuration for a solid electrolytic capacitor
US8300387B1 (en) 2011-04-07 2012-10-30 Avx Corporation Hermetically sealed electrolytic capacitor with enhanced mechanical stability
US8947857B2 (en) 2011-04-07 2015-02-03 Avx Corporation Manganese oxide capacitor for use in extreme environments
US9767964B2 (en) 2011-04-07 2017-09-19 Avx Corporation Multi-anode solid electrolytic capacitor assembly
DE102013101443B4 (de) 2012-03-01 2025-05-28 KYOCERA AVX Components Corporation (n. d. Ges. d. Staates Delaware) Verfahren zum Ausbilden eines Ultrahochspannungs-Festelektrolytkondensators
US8971019B2 (en) 2012-03-16 2015-03-03 Avx Corporation Wet capacitor cathode containing an alkyl-substituted poly(3,4-ethylenedioxythiophene)
JP2013219362A (ja) 2012-04-11 2013-10-24 Avx Corp 過酷な条件下で強化された機械的安定性を有する固体電解コンデンサ
JP5933397B2 (ja) 2012-08-30 2016-06-08 エイヴィーエックス コーポレイション 固体電解コンデンサの製造方法および固体電解コンデンサ
US9324503B2 (en) 2013-03-15 2016-04-26 Avx Corporation Solid electrolytic capacitor
US9892862B2 (en) 2013-05-13 2018-02-13 Avx Corporation Solid electrolytic capacitor containing a pre-coat layer
US9472350B2 (en) 2013-05-13 2016-10-18 Avx Corporation Solid electrolytic capacitor containing a multi-layered adhesion coating
US9824826B2 (en) 2013-05-13 2017-11-21 Avx Corporation Solid electrolytic capacitor containing conductive polymer particles
FR3005894B1 (fr) * 2013-05-23 2020-12-25 Centre Nat Rech Scient Materiau superoleophobe et/ou superhydrophobe, son procede de preparation et ses applications
US9754730B2 (en) 2015-03-13 2017-09-05 Avx Corporation Low profile multi-anode assembly in cylindrical housing
US10297393B2 (en) 2015-03-13 2019-05-21 Avx Corporation Ultrahigh voltage capacitor assembly
US9928963B2 (en) 2015-03-13 2018-03-27 Avx Corporation Thermally conductive encapsulant material for a capacitor assembly
US10014108B2 (en) 2015-03-13 2018-07-03 Avx Corporation Low profile multi-anode assembly
US10431389B2 (en) 2016-11-14 2019-10-01 Avx Corporation Solid electrolytic capacitor for high voltage environments
US11462366B2 (en) 2018-08-10 2022-10-04 KYOCERA AVX Components Corporation Solid electrolytic capacitor containing an intrinsically conductive polymer
CN112805798A (zh) 2018-08-10 2021-05-14 阿维科斯公司 包含聚苯胺的固体电解电容器
JP7442500B2 (ja) 2018-08-10 2024-03-04 キョーセラ・エイブイエックス・コンポーネンツ・コーポレーション 導電性ポリマー粒子から形成される固体電解キャパシタ
US11081288B1 (en) 2018-08-10 2021-08-03 Avx Corporation Solid electrolytic capacitor having a reduced anomalous charging characteristic
US11380492B1 (en) 2018-12-11 2022-07-05 KYOCERA AVX Components Corporation Solid electrolytic capacitor
JP7220791B2 (ja) 2018-12-11 2023-02-10 キョーセラ・エイブイエックス・コンポーネンツ・コーポレーション 固有導電性ポリマーを含む固体電解キャパシタ
CN113853662B (zh) 2019-05-17 2023-08-04 京瓷Avx元器件公司 固体电解电容器
DE112020004416T5 (de) 2019-09-18 2022-06-15 KYOCERA AVX Components Corporation Festelektrolytkondensator zur Verwendung bei hohen Spannungen
US11823846B2 (en) 2019-12-10 2023-11-21 KYOCERA AVX Components Corporation Solid electrolytic capacitor containing a pre-coat and intrinsically conductive polymer
US11756742B1 (en) 2019-12-10 2023-09-12 KYOCERA AVX Components Corporation Tantalum capacitor with improved leakage current stability at high temperatures
US11776759B2 (en) 2019-12-10 2023-10-03 KYOCER AVX Components Corporation Tantalum capacitor with increased stability
US11763998B1 (en) 2020-06-03 2023-09-19 KYOCERA AVX Components Corporation Solid electrolytic capacitor
US11631548B2 (en) 2020-06-08 2023-04-18 KYOCERA AVX Components Corporation Solid electrolytic capacitor containing a moisture barrier
CN116003431B (zh) * 2022-12-23 2025-10-03 广东华鸿科技有限公司 一种高纯度3,4-乙烯二氧噻吩的提纯方法及其应用

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06104635B2 (ja) * 1986-03-31 1994-12-21 住金化工株式会社 メチルナフタレンの精製方法
DE3843412A1 (de) * 1988-04-22 1990-06-28 Bayer Ag Neue polythiophene, verfahren zu ihrer herstellung und ihre verwendung
WO1997041577A1 (en) * 1996-04-26 1997-11-06 Nippon Chemi-Con Corporation Solid electrolyte capacitor and its manufacture
FR2774984B1 (fr) * 1998-02-18 2000-03-24 Atochem Elf Sa Purification du thiophene
DE19822075C2 (de) * 1998-05-16 2002-03-21 Enthone Gmbh Verfahren zur metallischen Beschichtung von Substraten
NO314525B1 (no) * 1999-04-22 2003-03-31 Thin Film Electronics Asa Fremgangsmåte ved fremstillingen av organiske halvledende innretninger i tynnfilm
DE10016723A1 (de) * 2000-04-04 2001-10-11 Bayer Ag Verfahren zur Herstellung von Dialkoxythiophenen und Alkylendioxythiophenen
WO2002079295A1 (en) * 2001-03-29 2002-10-10 Agfa-Gevaert Thiophenes and polymers derived therefrom
US7094865B2 (en) * 2001-03-29 2006-08-22 Agfa Gevaert Thiophenes and polymers derived therefrom
DE10133927A1 (de) * 2001-07-12 2003-01-23 Bayer Ag Benzodioxinothiophene, deren Herstellung und Verwendung
EP1321483A1 (en) * 2001-12-20 2003-06-25 Agfa-Gevaert 3,4-alkylenedioxythiophene compounds and polymers thereof
EP1323763A1 (en) * 2001-12-20 2003-07-02 Agfa-Gevaert 3,4-Alkylenedioxy-thiophene copolymers
KR100525977B1 (ko) * 2002-11-19 2005-11-03 나노캠텍주식회사 3,4-알킬렌디옥시티오펜 및 3,4-디알콕시티오펜의 제조방법

Also Published As

Publication number Publication date
TW200526617A (en) 2005-08-16
US7994345B2 (en) 2011-08-09
CN1616451A (zh) 2005-05-18
PT1518859E (pt) 2007-05-31
DE502004003113D1 (de) 2007-04-19
KR20050030118A (ko) 2005-03-29
MXPA04009161A (es) 2005-04-05
US20090318710A1 (en) 2009-12-24
TWI330182B (en) 2010-09-11
RU2004127972A (ru) 2006-03-10
ES2283917T3 (es) 2007-11-01
CN1616451B (zh) 2011-06-15
CA2482113A1 (en) 2005-03-23
JP2005097305A (ja) 2005-04-14
EP1518859A1 (de) 2005-03-30
ATE356132T1 (de) 2007-03-15
JP4843207B2 (ja) 2011-12-21
US20050065352A1 (en) 2005-03-24
RU2379310C2 (ru) 2010-01-20
DK1518859T3 (da) 2007-05-07
EP1518859B1 (de) 2007-03-07

Similar Documents

Publication Publication Date Title
DE10343873A1 (de) Verfahren zur Reinigung von Thiophenen
EP1462447A3 (en) Method for the preparation of pure citalopram
ATE393245T1 (de) Verfahren zur reinigung eines schmelzflüssigen metalls
MA29690B1 (fr) Procede de preparation de la 4beta-amino-4'-demethyl-4-desoxypodophyllotoxine
TWI689495B (zh) 用於製備３-羥基吡啶甲酸的方法
JP2004521875A5 (enExample)
ATE499345T1 (de) Verfahren zur aufreinigung von montelukast
FI20041056A7 (fi) Menetelmä orgaanisten ja epäorgaanisten aineosien talteenottamiseksi jätevirrasta
ATE461170T1 (de) Verfahren zur herstellung von bicalutamid und verfahren zur aufreinigung von zwischenprodukten dafür
US6028192A (en) Process for the preparation of diacylimides
CA2451979A1 (en) Novel modifications of the trometamol salt of r-thioctic acid and method for producing the same
US10253021B2 (en) Method for producing benzoxazole compound
EP0854135B1 (en) Process for preparing 2-cyanobiphenyl compound
ATE403658T1 (de) Verfahren zur herstellung einer lösung von reinem triethylendiamin (teda)
BR9902279A (pt) Método de purificação de precursores ésteres de carbazol do ácido 9-cloro-alfa-metil-carbazol-2-acético
CA1286674C (en) Process for preparing 4-acetyl isoquinolinone compounds
TW200508204A (en) Process
CN106966914B (zh) 一种5-溴-4-氯-2-氨基苯乙酮的制备方法
DE60233541D1 (de) Verfahren zur Reinigung von 5'-geschützten 2'-Deoxypurin Nukleosiden
US20070093675A1 (en) Process for preparing n, n'-dialkoxy-n, n'-dialkyl oxamide
DK1024131T3 (da) Fremgangsmåde til fremstilling af 2,3,5-trimethylhydroquinondiestere
JP2002371061A5 (enExample)
JPS6284099A (ja) ペプチドの新規製造法
JP2002037771A (ja) 光学活性ジオキソピロリジン誘導体の光学分割方法
EP1380578A1 (en) Process for producing nitrile compound

Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee