PH9480A - An improved process for the preparation of 1-hydroxy-2-pyridone derivatives - Google Patents

An improved process for the preparation of 1-hydroxy-2-pyridone derivatives

Info

Publication number
PH9480A
PH9480A PH14455*UA PH14455A PH9480A PH 9480 A PH9480 A PH 9480A PH 14455 A PH14455 A PH 14455A PH 9480 A PH9480 A PH 9480A
Authority
PH
Philippines
Prior art keywords
hydroxy
preparation
improved process
pyridone derivatives
pyridone
Prior art date
Application number
PH14455*UA
Other languages
English (en)
Inventor
W Dittmar
G Lahaus
Original Assignee
W Dittmar
G Lahaus
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 DE19722214608 external-priority patent/DE2214608C3/de
Application filed by W Dittmar, G Lahaus filed Critical W Dittmar
Publication of PH9480A publication Critical patent/PH9480A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/89—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members with hetero atoms directly attached to the ring nitrogen atom
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
    • C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
    • C07D221/04—Ortho- or peri-condensed ring systems
    • C07D221/06—Ring systems of three rings
    • C07D221/10—Aza-phenanthrenes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
    • C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
    • C07D221/20—Spiro-condensed ring systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Communicable Diseases (AREA)
  • Animal Behavior & Ethology (AREA)
  • Oncology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pyridine Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
PH14455*UA 1972-03-25 1973-03-22 An improved process for the preparation of 1-hydroxy-2-pyridone derivatives PH9480A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722214608 DE2214608C3 (de) 1972-03-25 Verfahren zur Herstellung von J-Hydroxy-2-pyridonen

Publications (1)

Publication Number Publication Date
PH9480A true PH9480A (en) 1976-01-08

Family

ID=5840130

Family Applications (1)

Application Number Title Priority Date Filing Date
PH14455*UA PH9480A (en) 1972-03-25 1973-03-22 An improved process for the preparation of 1-hydroxy-2-pyridone derivatives

Country Status (27)

Country Link
JP (1) JPS5233B2 (sv)
KR (1) KR780000095B1 (sv)
AR (1) AR219038A1 (sv)
AT (1) AT327190B (sv)
BE (1) BE797346A (sv)
BG (2) BG22817A3 (sv)
CA (1) CA979449A (sv)
CH (1) CH579050A5 (sv)
CS (1) CS183686B2 (sv)
DD (1) DD105612A5 (sv)
DK (1) DK139966C (sv)
EG (1) EG10850A (sv)
ES (1) ES412847A1 (sv)
FI (1) FI55331C (sv)
FR (1) FR2177963B1 (sv)
GB (1) GB1416397A (sv)
HU (1) HU166579B (sv)
MY (1) MY7800114A (sv)
NL (1) NL175177C (sv)
NO (1) NO139861C (sv)
PH (1) PH9480A (sv)
PL (1) PL91738B1 (sv)
RO (1) RO62622A (sv)
SE (1) SE383151B (sv)
SU (1) SU468418A3 (sv)
YU (1) YU35583B (sv)
ZA (1) ZA732042B (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4178242A (en) * 1975-11-11 1979-12-11 Anic S.P.A. Method for the purification of sewage waters which contain organic compounds of an anionic character
JPS5323145A (en) * 1976-07-20 1978-03-03 Kurita Water Ind Ltd Method of dehydrating sludge
JPS54144759A (en) * 1978-04-29 1979-11-12 Tobata Tekko Kk Method of decoloring waste water containing dyestuffs
USRE34313E (en) * 1983-09-23 1993-07-13 National Research Development Corporation Pharmaceutical compositions
GB8325496D0 (en) * 1983-09-23 1983-10-26 Hider R C Pharmaceutical compositions
US4912118A (en) * 1983-09-23 1990-03-27 National Research Development Corporation Pharmaceutical compositions
US5817825A (en) * 1994-11-02 1998-10-06 Hoechst Aktiengesellschaft Process for the preparation of 1-hydroxy-2-pyridones
WO2004078727A1 (ja) * 2003-02-05 2004-09-16 Nippon Soda Co., Ltd. 新規６－フルオロアルキル－２（１ｈ）－ピリジノン、６－フルオロアルキルピリジン化合物及びその製造方法
CN112351970A (zh) * 2018-05-30 2021-02-09 科莱恩国际有限公司 2-羟基吡啶-1-氧化物或其衍生物的形成方法
EP4122918A1 (en) * 2021-07-19 2023-01-25 Clariant International Ltd Process for the preparation of n-hydroxypyridone compounds
WO2024115319A1 (en) * 2022-11-28 2024-06-06 Clariant International Ltd Process for the preparation of n-hydroxypyridone compounds

Also Published As

Publication number Publication date
DE2214608B2 (de) 1977-03-31
FR2177963B1 (sv) 1976-11-05
PL91738B1 (sv) 1977-03-31
AR219038A1 (es) 1980-07-31
NL175177C (nl) 1984-10-01
CH579050A5 (sv) 1976-08-31
AU5363073A (en) 1974-09-26
JPS495976A (sv) 1974-01-19
FI55331C (fi) 1979-07-10
HU166579B (sv) 1975-04-28
NL175177B (nl) 1984-05-01
RO62622A (fr) 1978-05-15
MY7800114A (en) 1978-12-31
GB1416397A (en) 1975-12-03
CS183686B2 (en) 1978-07-31
BG22814A3 (sv) 1977-04-20
CA979449A (en) 1975-12-09
JPS5233B2 (sv) 1977-01-05
AT327190B (de) 1976-01-26
NL7303870A (sv) 1973-09-27
BE797346A (fr) 1973-09-26
SU468418A3 (ru) 1975-04-25
KR780000095B1 (en) 1978-04-08
ATA262473A (de) 1975-04-15
BG22817A3 (sv) 1977-04-20
YU78473A (en) 1980-09-25
SE383151B (sv) 1976-03-01
DK139966B (da) 1979-05-28
NO139861C (no) 1979-05-23
ZA732042B (en) 1974-01-30
ES412847A1 (es) 1976-01-01
EG10850A (en) 1976-06-30
NO139861B (no) 1979-02-12
DK139966C (da) 1979-11-05
DE2214608A1 (de) 1973-10-04
FI55331B (fi) 1979-03-30
DD105612A5 (sv) 1974-05-05
YU35583B (en) 1981-04-30
FR2177963A1 (sv) 1973-11-09

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