GB1404367A - Process for preparing a 1,2-dihydrophthalazine - Google Patents

Process for preparing a 1,2-dihydrophthalazine

Info

Publication number
GB1404367A
GB1404367A GB3482172A GB3482172A GB1404367A GB 1404367 A GB1404367 A GB 1404367A GB 3482172 A GB3482172 A GB 3482172A GB 3482172 A GB3482172 A GB 3482172A GB 1404367 A GB1404367 A GB 1404367A
Authority
GB
United Kingdom
Prior art keywords
dihydrophthalazine
preparing
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3482172A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
INOUE M ISHIKAWA M TSUCHIYA T
Original Assignee
INOUE M ISHIKAWA M TSUCHIYA T
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 INOUE M ISHIKAWA M TSUCHIYA T filed Critical INOUE M ISHIKAWA M TSUCHIYA T
Publication of GB1404367A publication Critical patent/GB1404367A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
    • C07D237/26—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings condensed with carbocyclic rings or ring systems
    • C07D237/30—Phthalazines
    • C07D237/32—Phthalazines with oxygen atoms directly attached to carbon atoms of the nitrogen-containing ring
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/50—Pyridazines; Hydrogenated pyridazines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Cosmetics (AREA)
GB3482172A 1971-08-05 1972-07-25 Process for preparing a 1,2-dihydrophthalazine Expired GB1404367A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46058643A JPS5116430B2 (es) 1971-08-05 1971-08-05

Publications (1)

Publication Number Publication Date
GB1404367A true GB1404367A (en) 1975-08-28

Family

ID=13090247

Family Applications (2)

Application Number Title Priority Date Filing Date
GB3482172A Expired GB1404367A (en) 1971-08-05 1972-07-25 Process for preparing a 1,2-dihydrophthalazine
GB3482072A Expired GB1404368A (en) 1971-08-05 1972-07-25 Phthalazone derivatives

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB3482072A Expired GB1404368A (en) 1971-08-05 1972-07-25 Phthalazone derivatives

Country Status (23)

Country Link
US (1) US3864343A (es)
JP (1) JPS5116430B2 (es)
AR (3) AR197089A1 (es)
AT (2) AT317233B (es)
AU (2) AU461281B2 (es)
BE (2) BE787139A (es)
CA (2) CA966489A (es)
CH (2) CH580081A5 (es)
CS (2) CS180587B2 (es)
DE (2) DE2237832A1 (es)
DK (2) DK131857C (es)
ES (2) ES405456A1 (es)
FR (2) FR2150735B1 (es)
GB (2) GB1404367A (es)
HU (2) HU165815B (es)
IE (2) IE36598B1 (es)
LU (2) LU65856A1 (es)
NL (2) NL7210369A (es)
NO (1) NO134113C (es)
SE (2) SE408177B (es)
SU (2) SU577986A3 (es)
YU (1) YU35245B (es)
ZA (2) ZA725203B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR205004A1 (es) * 1973-10-30 1976-03-31 Ishikawa M Procedimiento para preparar derivados de 6,8-dialquil-7-alcoxi-carbonil-4-hidroximetil-1-ftalazona y la 7,8-lactona
NL7702763A (nl) * 1976-03-18 1977-09-20 Takio Shimamoto En Masayuki Is Werkwijze voor de bereiding van thromboxaan- -antagonisten en van preparaten die deze stof- fen bevatten.
IE47592B1 (en) * 1977-12-29 1984-05-02 Ici Ltd Enzyme inhibitory phthalazin-4-ylacetic acid derivatives, pharmaceutical compositions thereof,and process for their manufacture
US4293553A (en) * 1978-08-11 1981-10-06 Masayuki Ishikawa 1-Phthalazone derivatives, and use thereof
US4861778A (en) * 1986-06-16 1989-08-29 Research Corporation 2,3-dihydrophthalazine-1,4-diones
CH683965A5 (it) * 1993-02-19 1994-06-30 Limad Marketing Exp & Imp Composti della classe dei ftalidrazidici come sostanza attiva in agenti antinfiammatori ed antitossici.
DE102005011822A1 (de) * 2005-03-15 2006-09-21 Merck Patent Gmbh Phthalazinone

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE687916A (es) * 1965-10-12 1967-03-16

Also Published As

Publication number Publication date
HU163726B (es) 1973-10-27
IE36597B1 (en) 1976-12-08
AU461018B2 (en) 1975-05-15
CH580081A5 (es) 1976-09-30
NL7210369A (es) 1973-02-07
BE787138A (fr) 1972-12-01
SE408177B (sv) 1979-05-21
DK143159B (da) 1981-07-06
FR2150735A1 (es) 1973-04-13
AU4494072A (en) 1974-01-31
ZA725203B (en) 1973-04-25
AR197089A1 (es) 1974-03-15
AU461281B2 (en) 1975-05-22
IE36597L (en) 1973-02-05
GB1404368A (en) 1975-08-28
NL151261B (nl) 1976-11-15
HU165815B (es) 1974-11-28
ES405555A1 (es) 1975-07-01
IE36598B1 (en) 1976-12-08
SE406587B (sv) 1979-02-19
NO134113C (es) 1976-08-18
FR2150736B1 (es) 1976-04-16
AR197156A1 (es) 1974-03-15
DK131857B (da) 1975-09-15
AT320658B (de) 1975-02-25
AT317233B (de) 1974-08-26
JPS4826781A (es) 1973-04-09
DK143159C (da) 1981-11-16
JPS5116430B2 (es) 1976-05-24
AR194123A1 (es) 1973-06-22
CH577980A5 (es) 1976-07-30
SU513622A3 (ru) 1976-05-05
ZA725202B (en) 1973-04-25
LU65856A1 (es) 1973-01-15
IE36598L (en) 1973-02-05
DK131857C (da) 1976-02-16
BE787139A (fr) 1972-12-01
CA966489A (en) 1975-04-22
FR2150735B1 (es) 1976-04-16
YU201372A (en) 1980-04-30
DE2238566A1 (de) 1973-02-15
SU577986A3 (ru) 1977-10-25
CS180587B2 (en) 1978-01-31
NO134113B (es) 1976-05-10
ES405456A1 (es) 1975-07-16
YU35245B (en) 1980-10-31
DE2237832A1 (de) 1973-02-15
NL7210370A (es) 1973-02-07
AU4484372A (en) 1974-01-24
CA999236A (en) 1976-11-02
CS180588B2 (en) 1978-01-31
US3864343A (en) 1975-02-04
FR2150736A1 (es) 1973-04-13
LU65855A1 (es) 1973-01-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee