CN100338070C - 二羧酸脱羧的方法 - Google Patents

二羧酸脱羧的方法 Download PDF

Info

Publication number
CN100338070C
CN100338070C CNB2003801062452A CN200380106245A CN100338070C CN 100338070 C CN100338070 C CN 100338070C CN B2003801062452 A CNB2003801062452 A CN B2003801062452A CN 200380106245 A CN200380106245 A CN 200380106245A CN 100338070 C CN100338070 C CN 100338070C
Authority
CN
China
Prior art keywords
process according
decarboxylation
reaction
carried out
fluidized bed
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 - Fee Related
Application number
CNB2003801062452A
Other languages
English (en)
Chinese (zh)
Other versions
CN1759119A (zh
Inventor
S·布赫霍尔茨
A·克劳泽纳
R·郎格
L·姆莱茨科
G·劳赫施瓦尔贝
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.)
Saltigo GmbH
Original Assignee
Lanxess Deutschland 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 Lanxess Deutschland GmbH filed Critical Lanxess Deutschland GmbH
Publication of CN1759119A publication Critical patent/CN1759119A/zh
Application granted granted Critical
Publication of CN100338070C publication Critical patent/CN100338070C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C07D495/04—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
    • C07D333/26—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
    • C07D333/38—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
CNB2003801062452A 2002-12-16 2003-12-04 二羧酸脱羧的方法 Expired - Fee Related CN100338070C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10258588.1 2002-12-16
DE10258588A DE10258588A1 (de) 2002-12-16 2002-12-16 Verfahren zur Decarboxylierung von Dicarbonsäuren

Publications (2)

Publication Number Publication Date
CN1759119A CN1759119A (zh) 2006-04-12
CN100338070C true CN100338070C (zh) 2007-09-19

Family

ID=32336336

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2003801062452A Expired - Fee Related CN100338070C (zh) 2002-12-16 2003-12-04 二羧酸脱羧的方法

Country Status (9)

Country Link
US (1) US7671217B2 (enExample)
EP (1) EP1575961B1 (enExample)
JP (1) JP4695880B2 (enExample)
KR (1) KR101057890B1 (enExample)
CN (1) CN100338070C (enExample)
AT (1) ATE365168T1 (enExample)
AU (1) AU2003288225A1 (enExample)
DE (2) DE10258588A1 (enExample)
WO (1) WO2004055023A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102241691B (zh) * 2011-07-13 2014-03-26 西北大学 3,4-乙撑二氧噻吩的脱羧方法
CN103408415A (zh) * 2013-07-22 2013-11-27 张家港保税区超威电化技术服务有限公司 一种电容级2-丁基癸二酸的合成方法
CN106366094B (zh) * 2016-08-31 2018-09-11 贝利化学（张家港）有限公司 一种噻吩并[3,4-b] -1,4-二氧杂-5, 7-二羧酸的脱羧方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1142888A1 (de) * 2000-04-04 2001-10-10 Bayer Ag Verfahren zur Herstellung von Dialkoxythiophenen und Alkylendioxythiophenen
DE10029078A1 (de) * 2000-06-13 2001-12-20 Bayer Ag Verfahren zur Herstellung von 3,4-Alkylendioxythiophenen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2453103A (en) 1944-02-25 1948-11-02 Du Pont Decarboxylation of 3,4-dihydroxy-2,5-dicarboxythiophene
DE3903973A1 (de) * 1989-02-10 1990-08-16 Bayer Ag Neue heterocyclische verbindungen, ihre herstellung und ihre verwendung
CA2051593A1 (en) * 1990-09-20 1992-03-21 Stephen Wayne King Process for the preparation of cyclic ethers
US5111327A (en) * 1991-03-04 1992-05-05 General Electric Company Substituted 3,4-polymethylenedioxythiophenes, and polymers and electro responsive devices made therefrom
JP4590049B2 (ja) * 1999-10-18 2010-12-01 住友精化株式会社 ベンゾ［ｂ］チオフェン誘導体の製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1142888A1 (de) * 2000-04-04 2001-10-10 Bayer Ag Verfahren zur Herstellung von Dialkoxythiophenen und Alkylendioxythiophenen
DE10029078A1 (de) * 2000-06-13 2001-12-20 Bayer Ag Verfahren zur Herstellung von 3,4-Alkylendioxythiophenen

Also Published As

Publication number Publication date
JP2006515842A (ja) 2006-06-08
DE10258588A1 (de) 2004-06-24
CN1759119A (zh) 2006-04-12
ATE365168T1 (de) 2007-07-15
KR20050089828A (ko) 2005-09-08
EP1575961A1 (de) 2005-09-21
AU2003288225A1 (en) 2004-07-09
EP1575961B1 (de) 2007-06-20
US7671217B2 (en) 2010-03-02
KR101057890B1 (ko) 2011-08-19
JP4695880B2 (ja) 2011-06-08
DE50307534D1 (de) 2007-08-02
US20060149083A1 (en) 2006-07-06
WO2004055023A1 (de) 2004-07-01

Similar Documents

Publication Publication Date Title
US5138074A (en) Continuous catalyzed vapor phase dimeric cyclic ester process
JP6479017B2 (ja) アルデヒドから出発する直接酸化エステル化による不飽和エステルの製造方法
RU2452725C2 (ru) Способ переэтерификации
KR101696940B1 (ko) 카르보닐 화합물 및 시안화수소산으로부터의 카르복실산 아미드의 제조 방법
JP6138253B2 (ja) イソシアネート製造において生じる蒸留残渣を処理する方法
JP4794043B2 (ja) 触媒及び触媒担体処理のための流動床法及び反応器
KR100422264B1 (ko) 알칼리금속시안화물과립과알칼리토금속시안화물과립의제조방법및이방법으로수득가능한고순도알칼리금속시안화물과립
TW201509926A (zh) 用於製備鄰苯二甲酸酐的方法
JP2009537471A (ja) α−ヒドロキシカルボン酸エステルの製造法
CN100338070C (zh) 二羧酸脱羧的方法
CN1222353C (zh) 与流化床进行热交换的装置及方法
CN113557225A (zh) 腈化合物的制造方法
CN103687841A (zh) α-羟基羧酸酯的制备方法
JPWO2011136217A1 (ja) 触媒表面体除去装置
US20070112233A1 (en) Apparatus for preparing vinyl chloride by pyrolysis of 1,2-dichloroethane and method of preparing vinyl chloride using the same
CN110981697A (zh) 一种合成3-甲基-3-丁烯-1-醇的方法
DE1806036A1 (de) Verfahren zur katalytischen Umwandlung von AEthan in Vinylchlorid
JP5041514B2 (ja) 不飽和酸または不飽和ニトリル製造用酸化物触媒およびその製造方法並びに不飽和酸または不飽和ニトリルの製造方法
US7030269B2 (en) Catalyst and process for production of acrylic acid
KR101351108B1 (ko) 비닐렌 카르보네이트의 제조 방법
EP1833603A1 (fr) Procede de preparation d'acide acrylique a partir du propane, en absence de vapeur d'eau
JP2537509B2 (ja) ジシアノベンゼンの連続製造方法
EP0470460B1 (de) Verfahren zur Herstellung von Azomethinen
EP0779264A1 (en) Method for production of fluorenone
SU1715392A1 (ru) Способ осуществлени химических процессов (Химпроцесс-88)

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: SALTIGO GMBH

Free format text: FORMER OWNER: LANXESS DEUTSCHLAND GMBH

Effective date: 20081031

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20081031

Address after: Germany Langenfeld

Patentee after: Saltigo GmbH

Address before: Germany Leverkusen

Patentee before: Lanxess Deutschland GmbH

C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070919

Termination date: 20131204