CH631986A5 - Process for preparing novel alkyl esters of 1-difluoromethyl-6,7-methylenedioxy-1,4-dihydro-4-oxo-3-quinolinecarbo xylic acids - Google Patents

Process for preparing novel alkyl esters of 1-difluoromethyl-6,7-methylenedioxy-1,4-dihydro-4-oxo-3-quinolinecarbo xylic acids Download PDF

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Publication number
CH631986A5
CH631986A5 CH226677A CH226677A CH631986A5 CH 631986 A5 CH631986 A5 CH 631986A5 CH 226677 A CH226677 A CH 226677A CH 226677 A CH226677 A CH 226677A CH 631986 A5 CH631986 A5 CH 631986A5
Authority
CH
Switzerland
Prior art keywords
formula
acid
difluoromethyl
dihydro
oxo
Prior art date
Application number
CH226677A
Other languages
German (de)
English (en)
Inventor
Kyu Tai Lee
Original Assignee
Du Pont
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 US05/758,331 external-priority patent/US4147788A/en
Application filed by Du Pont filed Critical Du Pont
Publication of CH631986A5 publication Critical patent/CH631986A5/de

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C07D491/04—Ortho-condensed systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04—Antibacterial agents

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  • 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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH226677A 1976-02-23 1977-02-23 Process for preparing novel alkyl esters of 1-difluoromethyl-6,7-methylenedioxy-1,4-dihydro-4-oxo-3-quinolinecarbo xylic acids CH631986A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66085276A 1976-02-23 1976-02-23
US05/758,331 US4147788A (en) 1976-02-23 1977-01-14 Antibacterials: 1-difluoromethyl-6,7-methylenedioxy-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid and its esters

Publications (1)

Publication Number Publication Date
CH631986A5 true CH631986A5 (en) 1982-09-15

Family

ID=27098199

Family Applications (1)

Application Number Title Priority Date Filing Date
CH226677A CH631986A5 (en) 1976-02-23 1977-02-23 Process for preparing novel alkyl esters of 1-difluoromethyl-6,7-methylenedioxy-1,4-dihydro-4-oxo-3-quinolinecarbo xylic acids

Country Status (24)

Country Link
JP (1) JPS52118496A (no)
AR (1) AR212613A1 (no)
AU (1) AU510359B2 (no)
CA (1) CA1077939A (no)
CH (1) CH631986A5 (no)
DD (1) DD129450A5 (no)
DE (1) DE2706781A1 (no)
DK (1) DK76077A (no)
ES (2) ES456162A1 (no)
FI (1) FI66175C (no)
FR (2) FR2341580A1 (no)
GB (1) GB1517674A (no)
GR (1) GR62469B (no)
IE (1) IE44701B1 (no)
IL (1) IL51518A (no)
LU (1) LU76818A1 (no)
MX (1) MX4877E (no)
NL (1) NL7701884A (no)
NO (2) NO147069C (no)
PH (1) PH13084A (no)
PT (1) PT66219B (no)
SE (1) SE434400B (no)
SU (1) SU626700A3 (no)
YU (2) YU49277A (no)

Also Published As

Publication number Publication date
SE434400B (sv) 1984-07-23
DE2706781A1 (de) 1977-09-01
AR212613A1 (es) 1978-08-15
FI66175C (fi) 1984-09-10
IE44701B1 (en) 1982-02-24
FI66175B (fi) 1984-05-31
NO149138C (no) 1984-02-29
IL51518A0 (en) 1977-04-29
GB1517674A (en) 1978-07-12
DK76077A (da) 1977-08-24
MX4877E (es) 1982-11-26
DD129450A5 (de) 1978-01-18
NO770580L (no) 1977-08-24
AU510359B2 (en) 1980-06-19
JPS52118496A (en) 1977-10-04
LU76818A1 (no) 1978-04-13
NO821500L (no) 1977-08-24
SU626700A3 (ru) 1978-09-30
CA1077939A (en) 1980-05-20
FR2378034B1 (no) 1981-01-30
FR2378034A1 (fr) 1978-08-18
YU49277A (en) 1982-10-31
ES456162A1 (es) 1978-05-01
FR2341580B1 (no) 1979-08-03
PH13084A (en) 1979-11-23
PT66219A (en) 1977-03-01
NO147069B (no) 1982-10-18
IE44701L (en) 1977-08-23
FI770567A (no) 1977-08-24
NL7701884A (nl) 1977-08-25
ES467360A1 (es) 1979-10-16
NO149138B (no) 1983-11-14
NO147069C (no) 1983-01-26
GR62469B (en) 1979-04-13
IL51518A (en) 1980-10-26
YU141982A (en) 1982-10-31
SE7700871L (sv) 1977-08-24
AU2248877A (en) 1978-08-31
FR2341580A1 (fr) 1977-09-16
PT66219B (en) 1978-07-14

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