IT1043920B - Procedimento per la produzione di cefalosporine sostituite - Google Patents

Procedimento per la produzione di cefalosporine sostituite

Info

Publication number
IT1043920B
IT1043920B IT54286/74A IT5428674A IT1043920B IT 1043920 B IT1043920 B IT 1043920B IT 54286/74 A IT54286/74 A IT 54286/74A IT 5428674 A IT5428674 A IT 5428674A IT 1043920 B IT1043920 B IT 1043920B
Authority
IT
Italy
Prior art keywords
cephalosporins
replaced
procedure
production
replaced cephalosporins
Prior art date
Application number
IT54286/74A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT1043920B publication Critical patent/IT1043920B/it

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)
IT54286/74A 1973-11-30 1974-11-28 Procedimento per la produzione di cefalosporine sostituite IT1043920B (it)

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 (1)

Publication Number Publication Date
IT1043920B true IT1043920B (it) 1980-02-29

Family

ID=27024839

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54286/74A IT1043920B (it) 1973-11-30 1974-11-28 Procedimento per la produzione di cefalosporine sostituite

Country Status (18)

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

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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2127225A1 (de) * 1970-06-12 1971-12-16 Yamanouchi Pharmaceutical Co Ltd , Tokio Neues Verfahren zur Herstellung von Cephalexin
US3843639A (en) * 1973-02-08 1974-10-22 Bristol Myers Co Production of cephalexin via methoxymethyl ester

Also Published As

Publication number Publication date
YU36736B (en) 1984-08-31
NO744088L (xx) 1975-06-23
DD115125A5 (xx) 1975-09-12
DK153154B (da) 1988-06-20
IE40122L (en) 1975-05-30
ES432305A1 (es) 1977-06-16
DK153154C (da) 1988-10-24
CH618443A5 (en) 1980-07-31
SE7414249L (xx) 1975-06-02
GB1480757A (en) 1977-07-27
AR211234A1 (es) 1977-11-15
FI60210C (fi) 1981-12-10
NL187023B (nl) 1990-12-03
CA1041481A (en) 1978-10-31
HU168823B (xx) 1976-07-28
YU310474A (en) 1981-11-13
NL187023C (nl) 1991-05-01
JPS50105687A (xx) 1975-08-20
JPS6020393B2 (ja) 1985-05-21
DK589474A (xx) 1975-07-28
FI60210B (fi) 1981-08-31
DE2456528C2 (de) 1986-01-16
NO147839B (no) 1983-03-14
FR2253022A1 (xx) 1975-06-27
AU7550474A (en) 1976-05-20
DE2456528A1 (de) 1975-06-05
IE40122B1 (en) 1979-03-14
FI330174A (xx) 1975-05-31
FR2253022B1 (xx) 1978-07-07
SE432934B (sv) 1984-04-30
NO147839C (no) 1983-06-22
NL7414820A (nl) 1975-06-03

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931012