FR2373511B1 - - Google Patents

Info

Publication number
FR2373511B1
FR2373511B1 FR7737189A FR7737189A FR2373511B1 FR 2373511 B1 FR2373511 B1 FR 2373511B1 FR 7737189 A FR7737189 A FR 7737189A FR 7737189 A FR7737189 A FR 7737189A FR 2373511 B1 FR2373511 B1 FR 2373511B1
Authority
FR
France
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
Application number
FR7737189A
Other languages
French (fr)
Other versions
FR2373511A1 (en
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.)
Pfizer Inc
Original Assignee
Pfizer 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 US05/843,946 external-priority patent/US4159990A/en
Application filed by Pfizer Inc filed Critical Pfizer Inc
Publication of FR2373511A1 publication Critical patent/FR2373511A1/en
Application granted granted Critical
Publication of FR2373511B1 publication Critical patent/FR2373511B1/fr
Granted legal-status Critical Current

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)
FR7737189A 1976-12-10 1977-12-09 2,5-DICETOGLUCONIC ACID REDUCTION PROCESS Granted FR2373511A1 (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
FR2373511A1 FR2373511A1 (en) 1978-07-07
FR2373511B1 true FR2373511B1 (en) 1980-06-06

Family

ID=27115134

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7737189A Granted FR2373511A1 (en) 1976-12-10 1977-12-09 2,5-DICETOGLUCONIC ACID REDUCTION PROCESS

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
NZ185917A (en) 1980-03-05
DE2754719C3 (en) 1980-11-20
FI773722A (en) 1978-06-11
DD135204A5 (en) 1979-04-18
DK157139C (en) 1990-04-16
AR218278A1 (en) 1980-05-30
CS208738B2 (en) 1981-09-15
GB1561324A (en) 1980-02-20
JPS5384916A (en) 1978-07-26
JPS569495B2 (en) 1981-03-02
PT67381B (en) 1979-05-18
IE46106L (en) 1978-06-10
NL170288B (en) 1982-05-17
IE46106B1 (en) 1983-02-23
ATA882177A (en) 1979-06-15
ES464780A1 (en) 1979-06-01
DE2754719B2 (en) 1980-03-27
PT67381A (en) 1978-01-01
NO774233L (en) 1978-06-13
IT1192212B (en) 1988-03-31
BR7708220A (en) 1978-08-15
MX4533E (en) 1982-06-03
LU78666A1 (en) 1979-06-13
DK157139B (en) 1989-11-13
CH629470A5 (en) 1982-04-30
HU178688B (en) 1982-06-28
TR19706A (en) 1979-10-11
CA1110637A (en) 1981-10-13
PL114409B1 (en) 1981-01-31
YU285077A (en) 1982-08-31
DE2754719A1 (en) 1978-06-15
NL170288C (en) 1982-10-18
FR2373511A1 (en) 1978-07-07
SE7713979L (en) 1978-06-11
PH13701A (en) 1980-09-08
PL202800A1 (en) 1978-08-28
NL7713365A (en) 1978-06-13
AU498866B1 (en) 1979-03-29
AT354470B (en) 1979-01-10
DK549477A (en) 1978-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse