NL7713365A - PROCESS FOR THE REDUCTION OF 2.5-DIKETOGLY CONIC ACID. - Google Patents

PROCESS FOR THE REDUCTION OF 2.5-DIKETOGLY CONIC ACID.

Info

Publication number
NL7713365A
NL7713365A NL7713365A NL7713365A NL7713365A NL 7713365 A NL7713365 A NL 7713365A NL 7713365 A NL7713365 A NL 7713365A NL 7713365 A NL7713365 A NL 7713365A NL 7713365 A NL7713365 A NL 7713365A
Authority
NL
Netherlands
Prior art keywords
diketogly
reduction
conic acid
conic
acid
Prior art date
Application number
NL7713365A
Other languages
Dutch (nl)
Other versions
NL170288B (en
NL170288C (en
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 NL7713365A publication Critical patent/NL7713365A/en
Publication of NL170288B publication Critical patent/NL170288B/en
Application granted granted Critical
Publication of NL170288C publication Critical patent/NL170288C/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)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (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)
NLAANVRAGE7713365,A 1976-12-10 1977-12-02 PROCESS FOR PREPARING A MIXTURE OF 2-KETOGULONIC ACID AND 2-KETOGLUCONIC ACID OR THE SALTS THEREOF NL170288C (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 (3)

Publication Number Publication Date
NL7713365A true NL7713365A (en) 1978-06-13
NL170288B NL170288B (en) 1982-05-17
NL170288C NL170288C (en) 1982-10-18

Family

ID=27115134

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7713365,A NL170288C (en) 1976-12-10 1977-12-02 PROCESS FOR PREPARING A MIXTURE OF 2-KETOGULONIC ACID AND 2-KETOGLUCONIC ACID OR THE SALTS THEREOF

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
TR19706A (en) 1979-10-11
DK157139C (en) 1990-04-16
JPS569495B2 (en) 1981-03-02
JPS5384916A (en) 1978-07-26
DD135204A5 (en) 1979-04-18
DK549477A (en) 1978-06-11
AU498866B1 (en) 1979-03-29
DE2754719B2 (en) 1980-03-27
LU78666A1 (en) 1979-06-13
PT67381A (en) 1978-01-01
AT354470B (en) 1979-01-10
NL170288B (en) 1982-05-17
IE46106B1 (en) 1983-02-23
ES464780A1 (en) 1979-06-01
FR2373511A1 (en) 1978-07-07
HU178688B (en) 1982-06-28
IE46106L (en) 1978-06-10
MX4533E (en) 1982-06-03
DK157139B (en) 1989-11-13
PH13701A (en) 1980-09-08
DE2754719C3 (en) 1980-11-20
NL170288C (en) 1982-10-18
BR7708220A (en) 1978-08-15
NO774233L (en) 1978-06-13
CH629470A5 (en) 1982-04-30
CA1110637A (en) 1981-10-13
ATA882177A (en) 1979-06-15
GB1561324A (en) 1980-02-20
FR2373511B1 (en) 1980-06-06
DE2754719A1 (en) 1978-06-15
AR218278A1 (en) 1980-05-30
PT67381B (en) 1979-05-18
FI773722A (en) 1978-06-11
IT1192212B (en) 1988-03-31
PL114409B1 (en) 1981-01-31
YU285077A (en) 1982-08-31
CS208738B2 (en) 1981-09-15
NZ185917A (en) 1980-03-05
SE7713979L (en) 1978-06-11
PL202800A1 (en) 1978-08-28

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee