ATA882177A - PROCESS FOR THE PREPARATION OF A MIXTURE OF 2-KETO-L-GULONATE AND 1-KETO-D-GLUCONATE - Google Patents

PROCESS FOR THE PREPARATION OF A MIXTURE OF 2-KETO-L-GULONATE AND 1-KETO-D-GLUCONATE

Info

Publication number
ATA882177A
ATA882177A AT882177A AT882177A ATA882177A AT A882177 A ATA882177 A AT A882177A AT 882177 A AT882177 A AT 882177A AT 882177 A AT882177 A AT 882177A AT A882177 A ATA882177 A AT A882177A
Authority
AT
Austria
Prior art keywords
keto
gulonate
gluconate
mixture
preparation
Prior art date
Application number
AT882177A
Other languages
German (de)
Other versions
AT354470B (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
Application granted granted Critical
Publication of AT354470B publication Critical patent/AT354470B/en
Publication of ATA882177A publication Critical patent/ATA882177A/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
AT882177A 1976-12-10 1977-12-09 PROCESS FOR THE PREPARATION OF A MIXTURE OF 2-KETO-L-GULONATE AND 1-KETO-D-GLUCONATE AT354470B (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
AT354470B AT354470B (en) 1979-01-10
ATA882177A true ATA882177A (en) 1979-06-15

Family

ID=27115134

Family Applications (1)

Application Number Title Priority Date Filing Date
AT882177A AT354470B (en) 1976-12-10 1977-12-09 PROCESS FOR THE PREPARATION OF A MIXTURE OF 2-KETO-L-GULONATE AND 1-KETO-D-GLUCONATE

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
NL7713365A (en) 1978-06-13
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
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
ELJ Ceased due to non-payment of the annual fee