BR8700302A - Processo para a obtencao de um ester de acido glioxilico - Google Patents

Processo para a obtencao de um ester de acido glioxilico

Info

Publication number
BR8700302A
BR8700302A BR8700302A BR8700302A BR8700302A BR 8700302 A BR8700302 A BR 8700302A BR 8700302 A BR8700302 A BR 8700302A BR 8700302 A BR8700302 A BR 8700302A BR 8700302 A BR8700302 A BR 8700302A
Authority
BR
Brazil
Prior art keywords
obtaining
acid ester
glioxylic
glioxylic acid
ester
Prior art date
Application number
BR8700302A
Other languages
English (en)
Inventor
Robert Kenneth Driscoll
Ernst Ingo Leupold
Joachim Schuetz
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of BR8700302A publication Critical patent/BR8700302A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/02—Esters of acyclic saturated monocarboxylic acids having the carboxyl group bound to an acyclic carbon atom or to hydrogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR8700302A 1986-01-25 1987-01-23 Processo para a obtencao de um ester de acido glioxilico BR8700302A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863602274 DE3602274A1 (de) 1986-01-25 1986-01-25 Halbacetale von glyoxylsaeureestern sowie verfahren zur isolierung von glyoxylsaeureestern

Publications (1)

Publication Number Publication Date
BR8700302A true BR8700302A (pt) 1987-12-01

Family

ID=6292648

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8700302A BR8700302A (pt) 1986-01-25 1987-01-23 Processo para a obtencao de um ester de acido glioxilico

Country Status (8)

Country Link
US (1) US4814491A (pt)
EP (1) EP0230951B1 (pt)
JP (1) JPS62178541A (pt)
KR (1) KR870007096A (pt)
CN (1) CN87100429A (pt)
BR (1) BR8700302A (pt)
DE (2) DE3602274A1 (pt)
ZA (1) ZA87505B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4820385A (en) * 1988-02-18 1989-04-11 Monsanto Company Purification of alkyl glyoxylate in a continuous column by azeotropic distillation
US4867849A (en) * 1988-07-25 1989-09-19 Cova Dario R Purification of alkyl glyoxylate
AT396589B (de) * 1990-06-05 1993-10-25 Chemie Linz Gmbh Verfahren zur herstellung von allantoin
US5217582A (en) * 1990-06-20 1993-06-08 E. I. Du Pont De Nemours And Company Process for the isolation of alkyl glyoxylate
DE4020536A1 (de) * 1990-06-28 1992-01-02 Chemie Linz Deutschland Verfahren zur herstellung von allantoin
JP3150909B2 (ja) * 1996-09-05 2001-03-26 株式会社日本触媒 グリオキシル酸エステル類の精製方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA517825A (en) * 1955-10-25 P. Mcdermott John Hydroxy ester derivatives
DE1004158B (de) * 1955-12-08 1957-03-14 Basf Ag Verfahren zur Herstellung von Oxyalkoxyessigsaeureestern
FR2383911A1 (fr) * 1977-03-17 1978-10-13 Hoechst France Procede permettant d'augmenter les rendements en hemiacetal-esters de l'acide glyoxylique au cours de leur obtention ou leurs taux de recuperation dans les milieux les contenant
US4443623A (en) * 1982-05-12 1984-04-17 American Cyanamid Company Preparation of predominately methyl acrylamidoglycolate methyl ether in a normally liquid product
US4502923A (en) * 1983-10-06 1985-03-05 Monsanto Company Production of high purity alkyl glyoxylate by plural stage distillation
DE3401115A1 (de) * 1984-01-14 1985-07-18 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung eines glyoxylsaeureesters
DE3446528A1 (de) * 1984-12-20 1986-06-26 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von glyoxylsaeurehemiacetalestern
JP3453158B2 (ja) * 1992-11-05 2003-10-06 三菱電線工業株式会社 ゲル状電解質

Also Published As

Publication number Publication date
DE3602274A1 (de) 1987-07-30
DE3770177D1 (de) 1991-06-27
CN87100429A (zh) 1987-11-11
JPS62178541A (ja) 1987-08-05
US4814491A (en) 1989-03-21
EP0230951A2 (de) 1987-08-05
EP0230951B1 (de) 1991-05-22
ZA87505B (en) 1987-09-30
KR870007096A (ko) 1987-08-14
EP0230951A3 (en) 1988-07-20

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