CA968797A - Process for making pyrazolo-(3,4-d)-pyrimides - Google Patents

Process for making pyrazolo-(3,4-d)-pyrimides

Info

Publication number
CA968797A
CA968797A CA080,266A CA80266A CA968797A CA 968797 A CA968797 A CA 968797A CA 80266 A CA80266 A CA 80266A CA 968797 A CA968797 A CA 968797A
Authority
CA
Canada
Prior art keywords
pyrimides
pyrazolo
making
making pyrazolo
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
CA080,266A
Other languages
English (en)
Inventor
Vaclav Musil
Ctirad Podesva
William T. Scott
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.)
Delmar Chemicals Inc
Original Assignee
Delmar Chemicals Inc
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 Delmar Chemicals Inc filed Critical Delmar Chemicals Inc
Application granted granted Critical
Publication of CA968797A publication Critical patent/CA968797A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Paints Or Removers (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CA080,266A 1969-04-17 1970-04-16 Process for making pyrazolo-(3,4-d)-pyrimides Expired CA968797A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB09684/69A GB1284084A (en) 1969-04-17 1969-04-17 PROCESS FOR MAKING 1H-PYRAZOLO[3,4-d]PYRIMIDINES

Publications (1)

Publication Number Publication Date
CA968797A true CA968797A (en) 1975-06-03

Family

ID=10133467

Family Applications (1)

Application Number Title Priority Date Filing Date
CA080,266A Expired CA968797A (en) 1969-04-17 1970-04-16 Process for making pyrazolo-(3,4-d)-pyrimides

Country Status (8)

Country Link
US (1) US3772294A (cs)
JP (1) JPS4829240B1 (cs)
CA (1) CA968797A (cs)
DE (1) DE2018345A1 (cs)
FR (1) FR2045358A5 (cs)
GB (1) GB1284084A (cs)
NL (1) NL7005555A (cs)
NO (1) NO126327B (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4267324A (en) * 1979-06-20 1981-05-12 Polaroid Corporation Process for preparing 4-aminopyrazolo-(3,4-d)pyrimidine
US4292391A (en) * 1980-02-06 1981-09-29 E. I. Du Pont De Nemours And Company Silver halide development accelerators
US5075310A (en) * 1988-07-01 1991-12-24 Smith Kline & French Laboratories, Ltd. Pyrimidone derivatives as bronchodilators
KR19980702892A (ko) * 1995-03-10 1998-08-05 보먼 메리 피 6-아릴 피라졸로[3,4-디]피리미딘-4-온 및 그의 조성물 및 그의사용 방법
US5656629A (en) * 1995-03-10 1997-08-12 Sanofi Winthrop, Inc. 6-substituted pyrazolo (3,4-d)pyrimidin-4-ones and compositions and methods of use thereof

Also Published As

Publication number Publication date
FR2045358A5 (cs) 1971-02-26
GB1284084A (en) 1972-08-02
US3772294A (en) 1973-11-13
NL7005555A (cs) 1970-10-20
DE2018345A1 (de) 1970-11-19
JPS4829240B1 (cs) 1973-09-08
NO126327B (cs) 1973-01-22

Similar Documents

Publication Publication Date Title
CA922870A (en) Continuous steam-iron process
AU2097670A (en) Process
CA941376A (en) Process for producing 4-ureido-hexahydro-pyrimidin-(2)-one
AU2228770A (en) Process for polymerizating & - olefins
CA968797A (en) Process for making pyrazolo-(3,4-d)-pyrimides
CA942324A (en) Process for producing 5-alkylidene-2-norbornenes
CA925090A (en) 5-aryl-3h-1,2,4-dithiazoles and process for their manufacture
CA817891A (en) Process for producing substituted 1-mercapto-3,5 dichloro-s-triazines
CA813925A (en) Process for producing hydrocarbonleads
CA921852A (en) Process for producing l-serinehydrolyase
CA927827A (en) Process for the preparation of 4-hydroxy-1h-pyrazolo-(3,4-d)-pyrimidine
CA978949A (en) Process for making 2-quinoxalinecarboxamide-di-n-oxides
CA816170A (en) Process for preparing 1,3-disilyl-1,3,2,4-diazadisiletidines
CA831062A (en) Process for the manufacture of cyclododecatriene-(1,5,9)
CA807708A (en) Process for the manufacture of 2,2,3-trichlorobutane
CA825175A (en) Process for preparing new pyrazino-(2,3-b)-pyrazines
CA816731A (en) Process for the production of 2,3-dichloro-naphtho-quinone-(1,4)
CA830511A (en) Process for the preparation of 1,2,3,4-tetrahydroisoquinoline-2-carboxamidines
CA803493A (en) Process for producing 3'-desoxynucleotides
CA817925A (en) Process for making symmetrical tetrachloroacetone
CA823694A (en) Process for the production of 7-methylene-bicyclo (3.3.1) nonan-3-one
CA827144A (en) Process for producing 1,4-benzodiazepines
AU438561B2 (en) Process for manufacturing orthosilicicacid-tetramethylester
AU438216B2 (en) Process for the production of cyclohexanedione-(1,3)-hemihydrate
CA821558A (en) Process for the preparation of substituted 3,4-dihydro-2-benzothiopyrans