DE69116507D1 - Verfahren zur Gewinnung von hochreiner Zimtsäure - Google Patents

Verfahren zur Gewinnung von hochreiner Zimtsäure

Info

Publication number
DE69116507D1
DE69116507D1 DE69116507T DE69116507T DE69116507D1 DE 69116507 D1 DE69116507 D1 DE 69116507D1 DE 69116507 T DE69116507 T DE 69116507T DE 69116507 T DE69116507 T DE 69116507T DE 69116507 D1 DE69116507 D1 DE 69116507D1
Authority
DE
Germany
Prior art keywords
production
cinnamic acid
purity
purity cinnamic
acid
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
DE69116507T
Other languages
English (en)
Other versions
DE69116507T2 (de
Inventor
Hiroyuki Itoh
Yoshitsugu Kono
Ryoichi Taneda
Usaji Takaki
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu 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
Priority claimed from JP2291868A external-priority patent/JPH04169550A/ja
Priority claimed from JP2291867A external-priority patent/JP2907523B2/ja
Application filed by Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Application granted granted Critical
Publication of DE69116507D1 publication Critical patent/DE69116507D1/de
Publication of DE69116507T2 publication Critical patent/DE69116507T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69116507T 1990-10-31 1991-10-30 Verfahren zur Gewinnung von hochreiner Zimtsäure Expired - Fee Related DE69116507T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2291868A JPH04169550A (ja) 1990-10-31 1990-10-31 桂皮酸類からの重金属成分の分離方法
JP2291867A JP2907523B2 (ja) 1990-10-31 1990-10-31 桂皮酸類の製造方法

Publications (2)

Publication Number Publication Date
DE69116507D1 true DE69116507D1 (de) 1996-02-29
DE69116507T2 DE69116507T2 (de) 1996-05-30

Family

ID=26558734

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69116507T Expired - Fee Related DE69116507T2 (de) 1990-10-31 1991-10-30 Verfahren zur Gewinnung von hochreiner Zimtsäure

Country Status (3)

Country Link
US (1) US5206430A (de)
EP (1) EP0484122B1 (de)
DE (1) DE69116507T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1055457C (zh) * 1997-12-04 2000-08-16 关纯友 对-叔-丁基苯甲酸的精制方法
WO2005073434A1 (ja) * 2004-01-29 2005-08-11 Nippon Mining & Metals Co., Ltd. 超高純度銅及びその製造方法
KR101290856B1 (ko) * 2008-09-30 2013-07-29 제이엑스 닛코 닛세키 킨조쿠 가부시키가이샤 고순도 구리 또는 고순도 구리 합금 스퍼터링 타겟 및 동 스퍼터링 타겟의 제조 방법
JP4620185B2 (ja) 2008-09-30 2011-01-26 Ｊｘ日鉱日石金属株式会社 高純度銅及び電解による高純度銅の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4476238A (en) * 1981-05-28 1984-10-09 The Halcon Sd Group, Inc. Separation of tars from carbonylation reaction mixtures
JPS60156639A (ja) * 1984-01-25 1985-08-16 Nisshin Flour Milling Co Ltd 桂皮酸化合物の幾何異性体の採取方法
JPH0623129B2 (ja) * 1986-02-28 1994-03-30 三井東圧化学株式会社 桂皮酸類の製法

Also Published As

Publication number Publication date
EP0484122B1 (de) 1996-01-17
DE69116507T2 (de) 1996-05-30
EP0484122A2 (de) 1992-05-06
US5206430A (en) 1993-04-27
EP0484122A3 (en) 1992-12-09

Similar Documents

Publication Publication Date Title
DE69505336D1 (de) Verfahren zur Herstellung von Acrylsäure
DE69132176D1 (de) Verfahren zur Herstellung von Elektroden
DE69215791D1 (de) Verfahren zur Herstellung von Quarzglas
DE69301571D1 (de) Verfahren zur Herstellung von Clavulansäure
DE69029328D1 (de) Verfahren zur Herstellung von MMC
DE69115862D1 (de) Verfahren zur Herstellung von Methacrylsäure
DE69210736D1 (de) Verfahren zur ununterbrochenen Herstellung von Mikrokapseln
DE69304990D1 (de) Verfahren zur Herstellung von Mikrokapseln
DE69118743D1 (de) Verfahren zur Herstellung von Mikrokapseln
DE69122936D1 (de) Verfahren zur Herstellung von Sialsäure
DE69321409D1 (de) Verfahren zur Ozonherstellung
DE69219393D1 (de) Verfahren zur Herstellung von Mikrokapseln
DE69308924D1 (de) Verfahren zur Herstellung von hochreinem Phenol
DE69311258D1 (de) Verfahren zur Herstellung von Mikrokapseln
DE69213931D1 (de) Verfahren zur Herstellung von Methacrylsäure
DE69306016D1 (de) Verfahren zur Herstellung von Acrolein
DE69217346D1 (de) Verfahren zur Herstellung von Mikroleuchtkörpern
DE69213916D1 (de) Verfahren zur Herstellung von L-Ambrox
DE69323466D1 (de) Verfahren zur Herstellung von Polyketonen
DE69310232D1 (de) Verfahren zur Herstellung von Organomonochlorsilan
DE69219638D1 (de) Verfahren zur Herstellung von Polyolefinen
DE59302407D1 (de) Verfahren zur Herstellung von Betainen
DE69314142D1 (de) Verfahren zur Herstellung von Keramikteilen
DE69206759D1 (de) Verfahren zur Herstellung von Polyolefinen
DE69212629D1 (de) Verfahren zur Herstellung von 13N-Ammoniak

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee