PT67381B - A process for preparing a mixture of 2-ketogulonic and 2-ketogluconic acid or salts of these acids - Google Patents

A process for preparing a mixture of 2-ketogulonic and 2-ketogluconic acid or salts of these acids

Info

Publication number
PT67381B
PT67381B PT67381A PT6738177A PT67381B PT 67381 B PT67381 B PT 67381B PT 67381 A PT67381 A PT 67381A PT 6738177 A PT6738177 A PT 6738177A PT 67381 B PT67381 B PT 67381B
Authority
PT
Portugal
Prior art keywords
ketogulonic
salts
acids
preparing
mixture
Prior art date
Application number
PT67381A
Other languages
Portuguese (pt)
Other versions
PT67381A (en
Inventor
Glenn Colton Andrews
Original Assignee
Pfizer
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 US05/843,946 external-priority patent/US4159990A/en
Application filed by Pfizer filed Critical Pfizer
Publication of PT67381A publication Critical patent/PT67381A/en
Publication of PT67381B publication Critical patent/PT67381B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
    • C07D307/62—Three oxygen atoms, e.g. ascorbic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H7/00—Compounds containing non-saccharide radicals linked to saccharide radicals by a carbon-to-carbon bond
    • C07H7/02—Acyclic radicals
    • C07H7/027—Keto-aldonic acids
    • 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)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Seasonings (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
PT67381A 1976-12-10 1977-12-09 A process for preparing a mixture of 2-ketogulonic and 2-ketogluconic acid or salts of these acids PT67381B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US74950976A 1976-12-10 1976-12-10
US05/843,946 US4159990A (en) 1976-12-10 1977-10-20 Reduction of 2,5-diketogluconic acid

Publications (2)

Publication Number Publication Date
PT67381A PT67381A (en) 1978-01-01
PT67381B true PT67381B (en) 1979-05-18

Family

ID=27115134

Family Applications (1)

Application Number Title Priority Date Filing Date
PT67381A PT67381B (en) 1976-12-10 1977-12-09 A process for preparing a mixture of 2-ketogulonic and 2-ketogluconic acid or salts of these acids

Country Status (29)

Country Link
JP (1) JPS5384916A (en)
AR (1) AR218278A1 (en)
AT (1) AT354470B (en)
AU (1) AU498866B1 (en)
BR (1) BR7708220A (en)
CA (1) CA1110637A (en)
CH (1) CH629470A5 (en)
CS (1) CS208738B2 (en)
DD (1) DD135204A5 (en)
DE (1) DE2754719C3 (en)
DK (1) DK157139C (en)
ES (1) ES464780A1 (en)
FI (1) FI773722A (en)
FR (1) FR2373511A1 (en)
GB (1) GB1561324A (en)
HU (1) HU178688B (en)
IE (1) IE46106B1 (en)
IT (1) IT1192212B (en)
LU (1) LU78666A1 (en)
MX (1) MX4533E (en)
NL (1) NL170288C (en)
NO (1) NO774233L (en)
NZ (1) NZ185917A (en)
PH (1) PH13701A (en)
PL (1) PL114409B1 (en)
PT (1) PT67381B (en)
SE (1) SE7713979L (en)
TR (1) TR19706A (en)
YU (1) YU285077A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK154649C (en) * 1978-12-01 1989-05-08 Pfizer METHOD FOR PREPARING 2-KETOGULONIC ACID

Also Published As

Publication number Publication date
IT1192212B (en) 1988-03-31
BR7708220A (en) 1978-08-15
LU78666A1 (en) 1979-06-13
NL170288C (en) 1982-10-18
AR218278A1 (en) 1980-05-30
CA1110637A (en) 1981-10-13
CH629470A5 (en) 1982-04-30
NZ185917A (en) 1980-03-05
DK157139C (en) 1990-04-16
AU498866B1 (en) 1979-03-29
TR19706A (en) 1979-10-11
PL202800A1 (en) 1978-08-28
FR2373511B1 (en) 1980-06-06
DE2754719B2 (en) 1980-03-27
DK549477A (en) 1978-06-11
JPS569495B2 (en) 1981-03-02
ATA882177A (en) 1979-06-15
PL114409B1 (en) 1981-01-31
FR2373511A1 (en) 1978-07-07
ES464780A1 (en) 1979-06-01
FI773722A (en) 1978-06-11
NO774233L (en) 1978-06-13
IE46106L (en) 1978-06-10
AT354470B (en) 1979-01-10
DE2754719A1 (en) 1978-06-15
HU178688B (en) 1982-06-28
MX4533E (en) 1982-06-03
YU285077A (en) 1982-08-31
DE2754719C3 (en) 1980-11-20
PT67381A (en) 1978-01-01
CS208738B2 (en) 1981-09-15
NL170288B (en) 1982-05-17
DD135204A5 (en) 1979-04-18
PH13701A (en) 1980-09-08
SE7713979L (en) 1978-06-11
GB1561324A (en) 1980-02-20
NL7713365A (en) 1978-06-13
DK157139B (en) 1989-11-13
JPS5384916A (en) 1978-07-26
IE46106B1 (en) 1983-02-23

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