NL7414820A - PROCESS FOR PREPARING CEPHALOSPORINE ANTIBIOTICS. - Google Patents

PROCESS FOR PREPARING CEPHALOSPORINE ANTIBIOTICS.

Info

Publication number
NL7414820A
NL7414820A NL7414820A NL7414820A NL7414820A NL 7414820 A NL7414820 A NL 7414820A NL 7414820 A NL7414820 A NL 7414820A NL 7414820 A NL7414820 A NL 7414820A NL 7414820 A NL7414820 A NL 7414820A
Authority
NL
Netherlands
Prior art keywords
preparing
cephalosporine
antibiotics
cephalosporine antibiotics
preparing cephalosporine
Prior art date
Application number
NL7414820A
Other languages
Dutch (nl)
Other versions
NL187023B (en
NL187023C (en
Original Assignee
Merck & Co Inc
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 by Merck & Co Inc filed Critical Merck & Co Inc
Publication of NL7414820A publication Critical patent/NL7414820A/en
Publication of NL187023B publication Critical patent/NL187023B/en
Application granted granted Critical
Publication of NL187023C publication Critical patent/NL187023C/en

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
    • C07D501/02—Preparation
    • C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
    • 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
    • C07D501/02—Preparation
    • C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
    • C07D501/06—Acylation of 7-aminocephalosporanic acid
    • 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)
NLAANVRAGE7414820,A 1973-11-30 1974-11-13 PROCESS FOR PREPARING AN ANTIBIOTIC ACTIVE CEPHALOSPORIN COMPOUND AND A PHARMACEUTICAL PREPARATION WITH ANTIBIOTIC ACTION NL187023C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42041873A 1973-11-30 1973-11-30
US50747374A 1974-09-23 1974-09-23

Publications (3)

Publication Number Publication Date
NL7414820A true NL7414820A (en) 1975-06-03
NL187023B NL187023B (en) 1990-12-03
NL187023C NL187023C (en) 1991-05-01

Family

ID=27024839

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7414820,A NL187023C (en) 1973-11-30 1974-11-13 PROCESS FOR PREPARING AN ANTIBIOTIC ACTIVE CEPHALOSPORIN COMPOUND AND A PHARMACEUTICAL PREPARATION WITH ANTIBIOTIC ACTION

Country Status (18)

Country Link
JP (1) JPS6020393B2 (en)
AR (1) AR211234A1 (en)
CA (1) CA1041481A (en)
CH (1) CH618443A5 (en)
DD (1) DD115125A5 (en)
DE (1) DE2456528C2 (en)
DK (1) DK153154C (en)
ES (1) ES432305A1 (en)
FI (1) FI60210C (en)
FR (1) FR2253022B1 (en)
GB (1) GB1480757A (en)
HU (1) HU168823B (en)
IE (1) IE40122B1 (en)
IT (1) IT1043920B (en)
NL (1) NL187023C (en)
NO (1) NO147839C (en)
SE (1) SE432934B (en)
YU (1) YU36736B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56158790A (en) * 1980-05-14 1981-12-07 Sankyo Co Ltd Preparation of cephalosporin derivative

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2096117A5 (en) * 1970-06-12 1972-02-11 Yamanouchi Pharma Co Ltd Cephalexine - mfre by direct reaction of acyl-7aca-imino - ether and phenylglycyl halide
NL7401564A (en) * 1973-02-08 1974-08-12

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2096117A5 (en) * 1970-06-12 1972-02-11 Yamanouchi Pharma Co Ltd Cephalexine - mfre by direct reaction of acyl-7aca-imino - ether and phenylglycyl halide
NL7401564A (en) * 1973-02-08 1974-08-12

Also Published As

Publication number Publication date
NL187023B (en) 1990-12-03
NL187023C (en) 1991-05-01
DK153154C (en) 1988-10-24
FI60210C (en) 1981-12-10
FI60210B (en) 1981-08-31
FR2253022B1 (en) 1978-07-07
ES432305A1 (en) 1977-06-16
DE2456528C2 (en) 1986-01-16
AU7550474A (en) 1976-05-20
NO147839B (en) 1983-03-14
GB1480757A (en) 1977-07-27
YU310474A (en) 1981-11-13
SE7414249L (en) 1975-05-31
YU36736B (en) 1984-08-31
HU168823B (en) 1976-07-28
CH618443A5 (en) 1980-07-31
IE40122L (en) 1975-05-30
IE40122B1 (en) 1979-03-14
FI330174A (en) 1975-05-31
SE432934B (en) 1984-04-30
DE2456528A1 (en) 1975-06-05
IT1043920B (en) 1980-02-29
NO147839C (en) 1983-06-22
AR211234A1 (en) 1977-11-15
NO744088L (en) 1975-06-23
FR2253022A1 (en) 1975-06-27
DD115125A5 (en) 1975-09-12
CA1041481A (en) 1978-10-31
JPS50105687A (en) 1975-08-20
JPS6020393B2 (en) 1985-05-21
DK589474A (en) 1975-07-28
DK153154B (en) 1988-06-20

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Discontinued because of reaching the maximum lifetime of a patent