DK141847C - - Google Patents

Info

Publication number
DK141847C
DK141847C DK516765A DK516765A DK141847C DK 141847 C DK141847 C DK 141847C DK 516765 A DK516765 A DK 516765A DK 516765 A DK516765 A DK 516765A DK 141847 C DK141847 C DK 141847C
Authority
DK
Denmark
Application number
DK516765A
Other versions
DK141847B (da
Inventor
Societe Anonyme Ciba
Original Assignee
Ciba-Geigy Ag.
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 DK72864A external-priority patent/DK118506B/da
Priority claimed from CH1316664A external-priority patent/CH467803A/de
Priority to DE19651545704 priority Critical patent/DE1545704C3/de
Priority to IT2233965A priority patent/IT1050651B/it
Priority to FR34084A priority patent/FR89317E/fr
Priority to NL6513095A priority patent/NL148610B/xx
Application filed by Ciba-Geigy Ag. filed Critical Ciba-Geigy Ag.
Priority to DK516765A priority patent/DK141847B/da
Priority to GB4310765A priority patent/GB1119806A/en
Priority to US200511A priority patent/US3697515A/en
Priority to US293906A priority patent/US3875151A/en
Publication of DK141847B publication Critical patent/DK141847B/da
Publication of DK141847C publication Critical patent/DK141847C/da
Application granted granted Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D501/14—Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
    • C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/74—Preparation
    • C01B17/76—Preparation by contact processes
    • C01B17/78—Preparation by contact processes characterised by the catalyst used

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
DK516765A 1963-02-18 1965-10-08 Fremgangsmåde til fremstilling af 7-amino-cephalosporansyre. DK141847B (da)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE19651545704 DE1545704C3 (de) 1964-02-14 1965-10-07 Verfahren zur Herstellung von 7-Aminocephalosporansäure
IT2233965A IT1050651B (it) 1964-02-14 1965-10-07 Procedimento per produrre acido 7 amminocefalosporanico ed i suoi derivati
FR34084A FR89317E (fr) 1964-02-14 1965-10-07 Nouveau procédé de préparation de composés aminés, en particulier de l'acide 7-amino-céphalosporanique
DK516765A DK141847B (da) 1964-02-14 1965-10-08 Fremgangsmåde til fremstilling af 7-amino-cephalosporansyre.
NL6513095A NL148610B (nl) 1963-02-18 1965-10-08 Werkwijze ter bereiding van cefalosporanzuur.
GB4310765A GB1119806A (en) 1963-02-18 1965-10-11 Process for the manufacture of 7-amino-cephalosporanic acid
US200511A US3697515A (en) 1963-02-18 1971-11-19 Process for splitting the 7-n-acyl group from cephalosporin compounds
US293906A US3875151A (en) 1963-02-18 1972-10-02 Process for the manufacture of amino-compounds

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
DK72864 1964-02-14
DK72864A DK118506B (da) 1963-02-18 1964-02-14 Fremgangsmåde til fremstilling af 7-aminocephalosporansyre eller estere deraf.
CH1316664A CH467803A (de) 1963-02-18 1964-10-09 Neues Verfahren zur Herstellung von 7-Aminocephalosporansäure
CH1316664 1964-10-09
CH1469664 1964-11-13
CH1469664 1964-11-13
DK516765A DK141847B (da) 1964-02-14 1965-10-08 Fremgangsmåde til fremstilling af 7-amino-cephalosporansyre.
DK516765 1965-10-08

Publications (2)

Publication Number Publication Date
DK141847B DK141847B (da) 1980-06-30
DK141847C true DK141847C (da) 1980-11-17

Family

ID=27429481

Family Applications (1)

Application Number Title Priority Date Filing Date
DK516765A DK141847B (da) 1963-02-18 1965-10-08 Fremgangsmåde til fremstilling af 7-amino-cephalosporansyre.

Country Status (3)

Country Link
DE (1) DE1545704C3 (da)
DK (1) DK141847B (da)
IT (1) IT1050651B (da)

Also Published As

Publication number Publication date
IT1050651B (it) 1981-03-20
DE1545704A1 (de) 1972-01-20
DE1545704B2 (de) 1973-05-24
DK141847B (da) 1980-06-30
DE1545704C3 (de) 1974-01-03

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