SE383151B - PROCEDURE FOR THE PREPARATION OF 1-HYDROXY-2-PYRIDONES - Google Patents

PROCEDURE FOR THE PREPARATION OF 1-HYDROXY-2-PYRIDONES

Info

Publication number
SE383151B
SE383151B SE7304111A SE7304111A SE383151B SE 383151 B SE383151 B SE 383151B SE 7304111 A SE7304111 A SE 7304111A SE 7304111 A SE7304111 A SE 7304111A SE 383151 B SE383151 B SE 383151B
Authority
SE
Sweden
Prior art keywords
pyridones
hydroxy
procedure
preparation
Prior art date
Application number
SE7304111A
Other languages
Swedish (sv)
Inventor
G Lohaus
W Dittmar
Original Assignee
Hoechst Ag
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/en
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of SE383151B publication Critical patent/SE383151B/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic 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
    • C07D213/02Heterocyclic 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
    • C07D213/89Heterocyclic 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
    • 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
    • C07D221/00Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
    • C07D221/02Heterocyclic 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
    • C07D221/04Ortho- or peri-condensed ring systems
    • C07D221/06Ring systems of three rings
    • C07D221/10Aza-phenanthrenes
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D221/00Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
    • C07D221/02Heterocyclic 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
    • C07D221/20Spiro-condensed ring systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Communicable Diseases (AREA)
  • Oncology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (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)
SE7304111A 1972-03-25 1973-03-23 PROCEDURE FOR THE PREPARATION OF 1-HYDROXY-2-PYRIDONES SE383151B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722214608 DE2214608C3 (en) 1972-03-25 Process for the preparation of J-hydroxy-2-pyridones

Publications (1)

Publication Number Publication Date
SE383151B true SE383151B (en) 1976-03-01

Family

ID=5840130

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7304111A SE383151B (en) 1972-03-25 1973-03-23 PROCEDURE FOR THE PREPARATION OF 1-HYDROXY-2-PYRIDONES

Country Status (27)

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

Families Citing this family (12)

* 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
US4912118A (en) * 1983-09-23 1990-03-27 National Research Development Corporation Pharmaceutical compositions
GB8325496D0 (en) * 1983-09-23 1983-10-26 Hider R C Pharmaceutical compositions
USRE34313E (en) * 1983-09-23 1993-07-13 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
JP4556241B2 (en) * 2003-02-05 2010-10-06 日本曹達株式会社 Novel 6-fluoroalkyl-2 (1H) -pyridinone, 6-fluoroalkylpyridine compound and process for producing the same
EP3802494A1 (en) * 2018-05-30 2021-04-14 Clariant International Ltd Process for forming 2-hydroxypyridine-1-oxide or derivatives thereof
EP4122918A1 (en) * 2021-07-19 2023-01-25 Clariant International Ltd Process for the preparation of n-hydroxypyridone compounds
WO2024104987A2 (en) * 2022-11-16 2024-05-23 Clariant International Ltd Process for the crystallization or precipitation of piroctone
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
BG22814A3 (en) 1977-04-20
ES412847A1 (en) 1976-01-01
YU35583B (en) 1981-04-30
PL91738B1 (en) 1977-03-31
DE2214608B2 (en) 1977-03-31
CA979449A (en) 1975-12-09
BG22817A3 (en) 1977-04-20
SU468418A3 (en) 1975-04-25
CS183686B2 (en) 1978-07-31
YU78473A (en) 1980-09-25
FR2177963B1 (en) 1976-11-05
BE797346A (en) 1973-09-26
DK139966B (en) 1979-05-28
ZA732042B (en) 1974-01-30
AU5363073A (en) 1974-09-26
JPS495976A (en) 1974-01-19
HU166579B (en) 1975-04-28
CH579050A5 (en) 1976-08-31
NO139861B (en) 1979-02-12
FI55331C (en) 1979-07-10
RO62622A (en) 1978-05-15
FR2177963A1 (en) 1973-11-09
ATA262473A (en) 1975-04-15
DE2214608A1 (en) 1973-10-04
KR780000095B1 (en) 1978-04-08
DD105612A5 (en) 1974-05-05
AT327190B (en) 1976-01-26
AR219038A1 (en) 1980-07-31
MY7800114A (en) 1978-12-31
FI55331B (en) 1979-03-30
NO139861C (en) 1979-05-23
PH9480A (en) 1976-01-08
JPS5233B2 (en) 1977-01-05
EG10850A (en) 1976-06-30
NL7303870A (en) 1973-09-27
GB1416397A (en) 1975-12-03
DK139966C (en) 1979-11-05
NL175177C (en) 1984-10-01
NL175177B (en) 1984-05-01

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