IL44361A - Process for preparing 3-fluorocephalosporins - Google Patents

Process for preparing 3-fluorocephalosporins

Info

Publication number
IL44361A
IL44361A IL44361A IL4436174A IL44361A IL 44361 A IL44361 A IL 44361A IL 44361 A IL44361 A IL 44361A IL 4436174 A IL4436174 A IL 4436174A IL 44361 A IL44361 A IL 44361A
Authority
IL
Israel
Prior art keywords
formula
group
carboxylic acid
ester
crown
Prior art date
Application number
IL44361A
Other languages
English (en)
Other versions
IL44361A0 (en
Original Assignee
Lilly Co Eli
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 Lilly Co Eli filed Critical Lilly Co Eli
Publication of IL44361A0 publication Critical patent/IL44361A0/xx
Publication of IL44361A publication Critical patent/IL44361A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04Antibacterial agents
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic 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
    • C07D501/02Preparation
    • C07D501/04Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D501/00Heterocyclic 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
    • C07D501/14Compounds having a nitrogen atom directly attached in position 7
    • C07D501/16Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
    • C07D501/207-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Communicable Diseases (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Oncology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IL44361A 1974-02-06 1974-03-06 Process for preparing 3-fluorocephalosporins IL44361A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US439206A US3926978A (en) 1974-02-06 1974-02-06 Process for preparing 3-fluorocephalosporins

Publications (2)

Publication Number Publication Date
IL44361A0 IL44361A0 (en) 1974-06-30
IL44361A true IL44361A (en) 1977-07-31

Family

ID=23743733

Family Applications (1)

Application Number Title Priority Date Filing Date
IL44361A IL44361A (en) 1974-02-06 1974-03-06 Process for preparing 3-fluorocephalosporins

Country Status (32)

Country Link
US (1) US3926978A (nl)
JP (1) JPS612678B2 (nl)
AR (1) AR202209A1 (nl)
AT (1) AT329181B (nl)
BE (1) BE813169A (nl)
BG (1) BG25091A3 (nl)
BR (1) BR7404085A (nl)
CA (1) CA1017741A (nl)
CH (1) CH598263A5 (nl)
DD (1) DD117465A5 (nl)
DE (1) DE2417988A1 (nl)
DK (1) DK119874A (nl)
EG (1) EG11061A (nl)
ES (1) ES427235A1 (nl)
FI (1) FI99474A (nl)
FR (1) FR2259826B1 (nl)
GB (1) GB1462944A (nl)
GT (1) GT197432532A (nl)
HU (1) HU167748B (nl)
IE (1) IE38980B1 (nl)
IL (1) IL44361A (nl)
IN (1) IN139927B (nl)
MW (1) MW1074A1 (nl)
NL (1) NL7403126A (nl)
NO (1) NO741093L (nl)
OA (1) OA04641A (nl)
PH (1) PH12616A (nl)
PL (1) PL90989B1 (nl)
RO (1) RO63021A (nl)
SE (1) SE411453B (nl)
ZA (1) ZA741423B (nl)
ZM (1) ZM5674A1 (nl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208515A (en) * 1973-02-23 1980-06-17 Eli Lilly And Company 3-Halo cephalosporins
US4064343A (en) * 1974-04-01 1977-12-20 Eli Lilly And Company 3-Halo cephalosporins
US4281116A (en) * 1979-10-12 1981-07-28 Eli Lilly And Company 3-Halo cephalosporins
US4252950A (en) * 1979-10-12 1981-02-24 Eli Lilly And Company 3-Halo cephalosporins
US4260745A (en) * 1979-10-12 1981-04-07 Eli Lilly And Company 3-Halo cephalosporins
DE3851449T2 (de) * 1987-02-27 1995-03-16 Banyu Pharma Co Ltd Cephalosporinderivate, Verfahren zu ihrer Herstellung und antibakterielle Mittel.
JPH0343723A (ja) * 1989-07-11 1991-02-25 Japan Servo Co Ltd 投影器
WO1993011132A1 (de) * 1991-12-06 1993-06-10 Ciba-Geigy Ag Verfahren zur herstellung des antibiotikums cefaclor
IT1255458B (it) * 1992-05-11 1995-11-02 Col Marco Da Procedimento per la preparazione di derivati beta-lattamici alogenati

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3830808A (en) * 1968-06-14 1974-08-20 Glaxo Lab Ltd Cephalosporins having a thioetherified methyl group at the 3-position
GB1377651A (en) * 1971-01-12 1974-12-18 Glaxo Lab Ltd Esters

Also Published As

Publication number Publication date
DE2417988A1 (de) 1975-08-07
FI99474A (nl) 1975-08-07
IE38980B1 (en) 1978-07-05
IN139927B (nl) 1976-08-21
FR2259826A1 (nl) 1975-08-29
ZM5674A1 (en) 1977-04-21
PL90989B1 (nl) 1977-02-28
NO741093L (nl) 1975-09-01
RO63021A (fr) 1978-05-15
GB1462944A (en) 1977-01-26
US3926978A (en) 1975-12-16
ES427235A1 (es) 1976-07-16
BE813169A (fr) 1974-10-02
MW1074A1 (en) 1975-07-09
HU167748B (nl) 1975-12-25
AU6640374A (en) 1975-09-11
NL7403126A (nl) 1975-08-08
OA04641A (fr) 1980-07-31
JPS612678B2 (nl) 1986-01-27
FR2259826B1 (nl) 1977-06-24
AR202209A1 (es) 1975-05-23
CA1017741A (en) 1977-09-20
EG11061A (en) 1976-11-30
IL44361A0 (en) 1974-06-30
GT197432532A (es) 1975-09-25
PH12616A (en) 1979-07-05
ATA312174A (de) 1975-07-15
SE7403307L (nl) 1975-08-07
ZA741423B (en) 1975-10-29
BG25091A3 (en) 1978-07-12
AT329181B (de) 1976-04-26
SE411453B (sv) 1979-12-27
JPS50108287A (nl) 1975-08-26
DD117465A5 (nl) 1976-01-12
CH598263A5 (nl) 1978-04-28
BR7404085A (pt) 1976-01-27
DK119874A (nl) 1975-09-29
IE38980L (en) 1975-08-06

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