NL7217543A - - Google Patents

Info

Publication number
NL7217543A
NL7217543A NL7217543A NL7217543A NL7217543A NL 7217543 A NL7217543 A NL 7217543A NL 7217543 A NL7217543 A NL 7217543A NL 7217543 A NL7217543 A NL 7217543A NL 7217543 A NL7217543 A NL 7217543A
Authority
NL
Netherlands
Application number
NL7217543A
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
Application filed filed Critical
Publication of NL7217543A publication Critical patent/NL7217543A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D499/00—Heterocyclic 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
    • 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
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
NL7217543A 1972-01-03 1972-12-22 NL7217543A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH572A CH565182A5 (enrdf_load_stackoverflow) 1972-01-03 1972-01-03

Publications (1)

Publication Number Publication Date
NL7217543A true NL7217543A (enrdf_load_stackoverflow) 1973-07-05

Family

ID=4177249

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7217543A NL7217543A (enrdf_load_stackoverflow) 1972-01-03 1972-12-22

Country Status (16)

Country Link
AR (1) AR205150A1 (enrdf_load_stackoverflow)
AT (1) AT320153B (enrdf_load_stackoverflow)
BE (1) BE793595A (enrdf_load_stackoverflow)
CA (1) CA1001155A (enrdf_load_stackoverflow)
CH (1) CH565182A5 (enrdf_load_stackoverflow)
DE (1) DE2262472A1 (enrdf_load_stackoverflow)
DK (1) DK140553B (enrdf_load_stackoverflow)
FR (1) FR2181649B1 (enrdf_load_stackoverflow)
GB (1) GB1355629A (enrdf_load_stackoverflow)
HU (1) HU170008B (enrdf_load_stackoverflow)
IE (1) IE37053B1 (enrdf_load_stackoverflow)
IL (1) IL40978A (enrdf_load_stackoverflow)
NL (1) NL7217543A (enrdf_load_stackoverflow)
PH (1) PH11075A (enrdf_load_stackoverflow)
SE (1) SE412065B (enrdf_load_stackoverflow)
ZA (1) ZA728418B (enrdf_load_stackoverflow)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB940712A (en) * 1961-06-23 1963-10-30 Beecham Res Lab Improvements in or relating to penicillins
FR1393245A (fr) * 1962-05-21 1965-03-26 Beecham Group Ltd Procédé de préparation de pénicillines
FR1393244A (fr) * 1962-05-21 1965-03-26 Beecham Group Ltd Procédé pour la préparation de pénicillines
SE311519B (enrdf_load_stackoverflow) * 1962-12-14 1969-06-16 Astra Ab

Also Published As

Publication number Publication date
AU4949272A (en) 1974-05-30
IE37053L (en) 1973-07-03
CH565182A5 (enrdf_load_stackoverflow) 1975-08-15
IE37053B1 (en) 1977-04-27
DE2262472A1 (de) 1973-07-19
HU170008B (en) 1977-03-28
DK140553C (enrdf_load_stackoverflow) 1980-02-18
FR2181649B1 (enrdf_load_stackoverflow) 1976-03-05
PH11075A (en) 1977-10-25
ZA728418B (en) 1973-08-29
IL40978A (en) 1975-10-15
FR2181649A1 (enrdf_load_stackoverflow) 1973-12-07
BE793595A (fr) 1973-07-02
AR205150A1 (es) 1976-04-12
CA1001155A (en) 1976-12-07
SE412065B (sv) 1980-02-18
DK140553B (da) 1979-10-01
AT320153B (de) 1975-01-27
IL40978A0 (en) 1973-02-28
GB1355629A (en) 1974-06-05

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Legal Events

Date Code Title Description
BC A request for examination has been filed
BV The patent application has lapsed