SG28359G - Process for a continuous industrial preparation of an aqueous solution of glyoxylic acid - Google Patents

Process for a continuous industrial preparation of an aqueous solution of glyoxylic acid

Info

Publication number
SG28359G
SG28359G SG1995905139A SG1995905139A SG28359G SG 28359 G SG28359 G SG 28359G SG 1995905139 A SG1995905139 A SG 1995905139A SG 1995905139 A SG1995905139 A SG 1995905139A SG 28359 G SG28359 G SG 28359G
Authority
SG
Singapore
Prior art keywords
aqueous solution
glyoxylic acid
industrial preparation
continuous industrial
acid
Prior art date
Application number
SG1995905139A
Other languages
English (en)
Inventor
Alain Schouteeten
Jean-Michel Alarcon
Original Assignee
Hoechst France
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 Hoechst France filed Critical Hoechst France
Publication of SG28359G publication Critical patent/SG28359G/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/147—Saturated compounds having only one carboxyl group and containing —CHO groups
    • C07C59/153—Glyoxylic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/27—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with oxides of nitrogen or nitrogen-containing mineral acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Steroid Compounds (AREA)
SG1995905139A 1989-11-16 1990-10-30 Process for a continuous industrial preparation of an aqueous solution of glyoxylic acid SG28359G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8915036A FR2654428B1 (fr) 1989-11-16 1989-11-16 Nouveau procede de fabrication industrielle en continu d'une solution aqueuse d'acide glyoxylique.

Publications (1)

Publication Number Publication Date
SG28359G true SG28359G (en) 1995-09-18

Family

ID=9387456

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1995905139A SG28359G (en) 1989-11-16 1990-10-30 Process for a continuous industrial preparation of an aqueous solution of glyoxylic acid

Country Status (17)

Country Link
US (1) US5138096A (zh)
EP (1) EP0428429B1 (zh)
JP (1) JP2909658B2 (zh)
KR (1) KR0161527B1 (zh)
CN (1) CN1025849C (zh)
AT (1) ATE112254T1 (zh)
BR (1) BR9005825A (zh)
CA (1) CA2029650C (zh)
DE (1) DE69012952T2 (zh)
DK (1) DK0428429T3 (zh)
ES (1) ES2060985T3 (zh)
FR (1) FR2654428B1 (zh)
HU (1) HUT56336A (zh)
IE (1) IE66031B1 (zh)
IL (1) IL96112A (zh)
RU (1) RU1833363C (zh)
SG (1) SG28359G (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2925047B1 (fr) * 2007-12-18 2010-01-01 Rhodia Operations Procede de preparation de composes p-hydroxymandeliques eventuellement substitues et derives.
FR2926814B1 (fr) * 2008-01-25 2012-08-03 Clariant Specialty Fine Chem F Procede de preparation d'une solution aqueuse d'acide glyoxylique.
FR2926815A1 (fr) * 2008-01-25 2009-07-31 Clariant Specialty Fine Chem Procede de separation d'acide glyoxylique a partir d'un milieu reactionel aqueux contenant de l'acide glyoxylique et de l'acide chlorhydrique.
CN103044236B (zh) * 2012-12-28 2015-01-07 山东汉兴医药科技有限公司 一种乙醛酸的制备方法
CN109678693A (zh) * 2018-12-25 2019-04-26 兄弟科技股份有限公司 一种乙醛酸连续氧化工艺

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1002309B (de) * 1953-11-05 1957-02-14 Huels Chemische Werke Ag Verfahren zur Herstellung von Glyoxylsaeure
JPS5885839A (ja) * 1981-11-16 1983-05-23 Daicel Chem Ind Ltd グリオキシル酸の製造法
JPS59210028A (ja) * 1983-05-13 1984-11-28 Daicel Chem Ind Ltd 酸化方法

Also Published As

Publication number Publication date
FR2654428B1 (fr) 1992-03-06
CA2029650A1 (en) 1991-05-17
CA2029650C (en) 2000-05-09
CN1052660A (zh) 1991-07-03
KR910009627A (ko) 1991-06-28
US5138096A (en) 1992-08-11
EP0428429B1 (fr) 1994-09-28
IL96112A (en) 1994-10-21
IL96112A0 (en) 1991-07-18
BR9005825A (pt) 1991-09-24
JPH03176456A (ja) 1991-07-31
CN1025849C (zh) 1994-09-07
KR0161527B1 (ko) 1999-01-15
DK0428429T3 (da) 1994-10-24
HUT56336A (en) 1991-08-28
EP0428429A2 (fr) 1991-05-22
DE69012952T2 (de) 1995-02-09
ATE112254T1 (de) 1994-10-15
ES2060985T3 (es) 1994-12-01
IE66031B1 (en) 1995-11-29
FR2654428A1 (fr) 1991-05-17
DE69012952D1 (de) 1994-11-03
HU906905D0 (en) 1991-05-28
RU1833363C (ru) 1993-08-07
EP0428429A3 (en) 1992-06-17
IE903940A1 (en) 1991-05-22
JP2909658B2 (ja) 1999-06-23

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