ZA725202B - Process for producing 4-hydroxymethyl-1-keto-1,2-dihydrophthalazine and acid salts thereof,and pharmaceutical composition containing the same - Google Patents

Process for producing 4-hydroxymethyl-1-keto-1,2-dihydrophthalazine and acid salts thereof,and pharmaceutical composition containing the same

Info

Publication number
ZA725202B
ZA725202B ZA725202A ZA725202A ZA725202B ZA 725202 B ZA725202 B ZA 725202B ZA 725202 A ZA725202 A ZA 725202A ZA 725202 A ZA725202 A ZA 725202A ZA 725202 B ZA725202 B ZA 725202B
Authority
ZA
South Africa
Prior art keywords
dihydrophthalazine
keto
hydroxymethyl
producing
pharmaceutical composition
Prior art date
Application number
ZA725202A
Inventor
T Tsuchiya
T Shimamoto
M Inoue
M Ishikawa
Original Assignee
M Ishikawa
Inoue Michiro
Shimamoto Takio
Tsuchiya Takashi
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 M Ishikawa, Inoue Michiro, Shimamoto Takio, Tsuchiya Takashi filed Critical M Ishikawa
Publication of ZA725202B publication Critical patent/ZA725202B/en

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
ZA725202A 1971-08-05 1972-07-27 Process for producing 4-hydroxymethyl-1-keto-1,2-dihydrophthalazine and acid salts thereof,and pharmaceutical composition containing the same ZA725202B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZA725202B true ZA725202B (en) 1973-04-25

Family

ID=13090247

Family Applications (2)

Application Number Title Priority Date Filing Date
ZA725202A ZA725202B (en) 1971-08-05 1972-07-27 Process for producing 4-hydroxymethyl-1-keto-1,2-dihydrophthalazine and acid salts thereof,and pharmaceutical composition containing the same
ZA725203A ZA725203B (en) 1971-08-05 1972-07-27 Novel phthalazone derivatives and process for their manufacturere

Family Applications After (1)

Application Number Title Priority Date Filing Date
ZA725203A ZA725203B (en) 1971-08-05 1972-07-27 Novel phthalazone derivatives and process for their manufacturere

Country Status (23)

Country Link
US (1) US3864343A (en)
JP (1) JPS5116430B2 (en)
AR (3) AR197089A1 (en)
AT (2) AT320658B (en)
AU (2) AU461281B2 (en)
BE (2) BE787138A (en)
CA (2) CA966489A (en)
CH (2) CH577980A5 (en)
CS (2) CS180587B2 (en)
DE (2) DE2237832A1 (en)
DK (2) DK131857C (en)
ES (2) ES405456A1 (en)
FR (2) FR2150736B1 (en)
GB (2) GB1404368A (en)
HU (2) HU163726B (en)
IE (2) IE36598B1 (en)
LU (2) LU65856A1 (en)
NL (2) NL7210369A (en)
NO (1) NO134113C (en)
SE (2) SE408177B (en)
SU (2) SU577986A3 (en)
YU (1) YU35245B (en)
ZA (2) ZA725202B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR205004A1 (en) * 1973-10-30 1976-03-31 Ishikawa M PROCEDURE TO PREPARE 6,8-DIALKYL-7-ALCOXY-CARBONYL-4-HYDROXIMETHYL-1-PHTHALAZONE AND 7,8-LACTONE DERIVATIVES
NL7702763A (en) * 1976-03-18 1977-09-20 Takio Shimamoto En Masayuki Is PROCESS FOR THE PREPARATION OF THROMBOXAN ANTAGONISTS AND OF PREPARATIONS CONTAINING THESE SUBSTANCES.
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 (en) * 1993-02-19 1994-06-30 Limad Marketing Exp & Imp Ftalidrazidici compounds of the class as an active substance in anti-inflammatory agents and anti-toxic.
DE102005011822A1 (en) * 2005-03-15 2006-09-21 Merck Patent Gmbh phthalazinones

Family Cites Families (1)

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

Also Published As

Publication number Publication date
IE36597B1 (en) 1976-12-08
FR2150736B1 (en) 1976-04-16
NO134113C (en) 1976-08-18
NL7210370A (en) 1973-02-07
YU201372A (en) 1980-04-30
CA966489A (en) 1975-04-22
CA999236A (en) 1976-11-02
US3864343A (en) 1975-02-04
SU513622A3 (en) 1976-05-05
DK143159B (en) 1981-07-06
AR197089A1 (en) 1974-03-15
AU461281B2 (en) 1975-05-22
JPS4826781A (en) 1973-04-09
DK143159C (en) 1981-11-16
AU4484372A (en) 1974-01-24
SE408177B (en) 1979-05-21
BE787139A (en) 1972-12-01
CH577980A5 (en) 1976-07-30
NO134113B (en) 1976-05-10
AT320658B (en) 1975-02-25
AR197156A1 (en) 1974-03-15
BE787138A (en) 1972-12-01
IE36597L (en) 1973-02-05
ES405555A1 (en) 1975-07-01
CS180587B2 (en) 1978-01-31
JPS5116430B2 (en) 1976-05-24
DK131857C (en) 1976-02-16
CS180588B2 (en) 1978-01-31
AU461018B2 (en) 1975-05-15
AR194123A1 (en) 1973-06-22
IE36598L (en) 1973-02-05
SU577986A3 (en) 1977-10-25
HU165815B (en) 1974-11-28
FR2150736A1 (en) 1973-04-13
HU163726B (en) 1973-10-27
FR2150735B1 (en) 1976-04-16
AT317233B (en) 1974-08-26
YU35245B (en) 1980-10-31
SE406587B (en) 1979-02-19
GB1404367A (en) 1975-08-28
ZA725203B (en) 1973-04-25
IE36598B1 (en) 1976-12-08
CH580081A5 (en) 1976-09-30
GB1404368A (en) 1975-08-28
ES405456A1 (en) 1975-07-16
NL151261B (en) 1976-11-15
LU65855A1 (en) 1973-01-15
AU4494072A (en) 1974-01-31
LU65856A1 (en) 1973-01-15
DE2238566A1 (en) 1973-02-15
NL7210369A (en) 1973-02-07
FR2150735A1 (en) 1973-04-13
DK131857B (en) 1975-09-15
DE2237832A1 (en) 1973-02-15

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