DD97422A5 - - Google Patents

Info

Publication number
DD97422A5
DD97422A5 DD162300A DD16230072A DD97422A5 DD 97422 A5 DD97422 A5 DD 97422A5 DD 162300 A DD162300 A DD 162300A DD 16230072 A DD16230072 A DD 16230072A DD 97422 A5 DD97422 A5 DD 97422A5
Authority
DD
German Democratic Republic
Application number
DD162300A
Inventor
T Ishimaru
Y Kodama
T Maeda
S Takano
Original Assignee
Toyama Chemical Co Ltd
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 JP2414171A external-priority patent/JPS5231879B1/ja
Priority claimed from JP2414071A external-priority patent/JPS531278B1/ja
Application filed by Toyama Chemical Co Ltd filed Critical Toyama Chemical Co Ltd
Publication of DD97422A5 publication Critical patent/DD97422A5/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D499/00Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
DD162300A 1971-04-15 1972-04-14 DD97422A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2414171A JPS5231879B1 (en) 1971-04-15 1971-04-15
JP2414071A JPS531278B1 (en) 1971-04-15 1971-04-15

Publications (1)

Publication Number Publication Date
DD97422A5 true DD97422A5 (en) 1973-05-05

Family

ID=26361623

Family Applications (1)

Application Number Title Priority Date Filing Date
DD162300A DD97422A5 (en) 1971-04-15 1972-04-14

Country Status (19)

Country Link
AR (2) AR201419A1 (en)
AT (1) AT320849B (en)
BE (1) BE781934A (en)
BR (1) BR7202225D0 (en)
CA (1) CA1041996A (en)
CH (1) CH547309A (en)
CS (1) CS178106B2 (en)
DD (1) DD97422A5 (en)
DE (1) DE2218209C3 (en)
DK (1) DK142418B (en)
ES (1) ES401525A1 (en)
FR (1) FR2133686A1 (en)
HU (1) HU166324B (en)
IE (1) IE36288B1 (en)
IL (1) IL39062A (en)
NL (1) NL158803B (en)
NO (1) NO146986C (en)
PH (1) PH12645A (en)
SE (1) SE392275C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3436603A1 (en) 1984-05-25 1985-12-05 Toyama Chemical Co. Ltd., Tokio/Tokyo NEW METHOD FOR PRODUCING A CEPHALOSPORINE, AN INTERMEDIATE PRODUCT FOR THE CEPHALOSPORINE AND A METHOD FOR PRODUCING THE INTERMEDIATE PRODUCT

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791099A (en) * 1971-11-09 1973-05-08 American Home Prod INTERMEDIARIES FOR THE PRODUCTION OF SEMI-SYNTHETIC PENICILLINS AND METHODS FOR OBTAINING THEM
GB1459999A (en) * 1972-12-27 1976-12-31 Novo Industri As Penicillin and cephalosporin intermediates

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE34822B1 (en) * 1969-12-26 1975-08-20 Univ Osaka Process for producing 6-amino penicillanic acid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3436603A1 (en) 1984-05-25 1985-12-05 Toyama Chemical Co. Ltd., Tokio/Tokyo NEW METHOD FOR PRODUCING A CEPHALOSPORINE, AN INTERMEDIATE PRODUCT FOR THE CEPHALOSPORINE AND A METHOD FOR PRODUCING THE INTERMEDIATE PRODUCT

Also Published As

Publication number Publication date
NL158803B (en) 1978-12-15
NO146986C (en) 1983-01-12
FR2133686A1 (en) 1972-12-01
DK142418B (en) 1980-10-27
IE36288L (en) 1972-10-15
FR2133686B1 (en) 1975-12-26
DE2218209B2 (en) 1980-02-28
BR7202225D0 (en) 1973-07-17
IE36288B1 (en) 1976-09-29
SE392275B (en) 1977-03-21
CA1041996A (en) 1978-11-07
ES401525A1 (en) 1975-09-01
PH12645A (en) 1979-07-11
IL39062A (en) 1975-02-10
DK142418C (en) 1982-12-06
IL39062A0 (en) 1972-05-30
AT320849B (en) 1975-02-25
CS178106B2 (en) 1977-08-31
HU166324B (en) 1975-02-28
NL7205083A (en) 1972-10-17
SE392275C (en) 1983-11-17
DE2218209A1 (en) 1972-10-26
BE781934A (en) 1972-10-11
DE2218209C3 (en) 1980-10-16
NO146986B (en) 1982-10-04
CH547309A (en) 1974-03-29
AR204077A1 (en) 1975-11-20
AR201419A1 (en) 1975-03-14

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