GB1284084A - PROCESS FOR MAKING 1H-PYRAZOLO[3,4-d]PYRIMIDINES - Google Patents

PROCESS FOR MAKING 1H-PYRAZOLO[3,4-d]PYRIMIDINES

Info

Publication number
GB1284084A
GB1284084A GB09684/69A GB1968469A GB1284084A GB 1284084 A GB1284084 A GB 1284084A GB 09684/69 A GB09684/69 A GB 09684/69A GB 1968469 A GB1968469 A GB 1968469A GB 1284084 A GB1284084 A GB 1284084A
Authority
GB
United Kingdom
Prior art keywords
pyrazolo
pyrimidines
making
april
gout
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
GB09684/69A
Other languages
English (en)
Inventor
Anthony Graham Reid Clarke
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
Priority to GB09684/69A priority Critical patent/GB1284084A/en
Priority to US00028117A priority patent/US3772294A/en
Priority to DE19702018345 priority patent/DE2018345A1/de
Priority to NO1434/70A priority patent/NO126327B/no
Priority to FR7013836A priority patent/FR2045358A5/fr
Priority to CA080,266A priority patent/CA968797A/en
Priority to NL7005555A priority patent/NL7005555A/xx
Priority to JP45032923A priority patent/JPS4829240B1/ja
Publication of GB1284084A publication Critical patent/GB1284084A/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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Paints Or Removers (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
GB09684/69A 1969-04-17 1969-04-17 PROCESS FOR MAKING 1H-PYRAZOLO[3,4-d]PYRIMIDINES Expired GB1284084A (en)

Priority Applications (8)

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
US00028117A US3772294A (en) 1969-04-17 1970-04-13 Process for making pyrazolo-(3,4-d)-pyrimidines
DE19702018345 DE2018345A1 (de) 1969-04-17 1970-04-16 Verfahren zur Herstellung von Pyrazolo-(3,4-d)-pyrimidinen
NO1434/70A NO126327B (enExample) 1969-04-17 1970-04-16
FR7013836A FR2045358A5 (enExample) 1969-04-17 1970-04-16
CA080,266A CA968797A (en) 1969-04-17 1970-04-16 Process for making pyrazolo-(3,4-d)-pyrimides
NL7005555A NL7005555A (enExample) 1969-04-17 1970-04-17
JP45032923A JPS4829240B1 (enExample) 1969-04-17 1970-04-17

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
GB1284084A true GB1284084A (en) 1972-08-02

Family

ID=10133467

Family Applications (1)

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

Country Status (8)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0034038B1 (en) * 1980-02-06 1984-05-30 E.I. Du Pont De Nemours And Company Use of silver halide development accelerators, photographic films and processes for developing lithografic film
US5075310A (en) * 1988-07-01 1991-12-24 Smith Kline & French Laboratories, Ltd. Pyrimidone derivatives as bronchodilators

Families Citing this family (3)

* 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
PL322452A1 (en) * 1995-03-10 1998-02-02 Sanofi Pharmaceuticals 6-arylpyrasole [3,4-d]pyrimidin-4-ones, preparations containing such compounds and methods of mking use of them
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0034038B1 (en) * 1980-02-06 1984-05-30 E.I. Du Pont De Nemours And Company Use of silver halide development accelerators, photographic films and processes for developing lithografic film
US5075310A (en) * 1988-07-01 1991-12-24 Smith Kline & French Laboratories, Ltd. Pyrimidone derivatives as bronchodilators

Also Published As

Publication number Publication date
FR2045358A5 (enExample) 1971-02-26
CA968797A (en) 1975-06-03
DE2018345A1 (de) 1970-11-19
JPS4829240B1 (enExample) 1973-09-08
NO126327B (enExample) 1973-01-22
US3772294A (en) 1973-11-13
NL7005555A (enExample) 1970-10-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees