GB2116971B - Substituted 1h-pyrazolo (1 5-a) pyrimidines and process for their preparation - Google Patents

Substituted 1h-pyrazolo (1 5-a) pyrimidines and process for their preparation

Info

Publication number
GB2116971B
GB2116971B GB08306905A GB8306905A GB2116971B GB 2116971 B GB2116971 B GB 2116971B GB 08306905 A GB08306905 A GB 08306905A GB 8306905 A GB8306905 A GB 8306905A GB 2116971 B GB2116971 B GB 2116971B
Authority
GB
United Kingdom
Prior art keywords
pyrazolo
pyrimidines
substituted
preparation
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
GB08306905A
Other versions
GB8306905D0 (en
GB2116971A (en
Inventor
Gianfederico Doria
Carlo Passarotti
Ada Buttinoni
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.)
Pfizer Italia SRL
Original Assignee
Farmitalia Carlo Erba SRL
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 GB838303089A external-priority patent/GB8303089D0/en
Application filed by Farmitalia Carlo Erba SRL filed Critical Farmitalia Carlo Erba SRL
Priority to GB08306905A priority Critical patent/GB2116971B/en
Publication of GB8306905D0 publication Critical patent/GB8306905D0/en
Publication of GB2116971A publication Critical patent/GB2116971A/en
Application granted granted Critical
Publication of GB2116971B publication Critical patent/GB2116971B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/38—Nitrogen atoms
    • 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
GB08306905A 1982-03-16 1983-03-14 Substituted 1h-pyrazolo (1 5-a) pyrimidines and process for their preparation Expired GB2116971B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08306905A GB2116971B (en) 1982-03-16 1983-03-14 Substituted 1h-pyrazolo (1 5-a) pyrimidines and process for their preparation

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8207637 1982-03-16
GB838303089A GB8303089D0 (en) 1983-02-04 1983-02-04 Substituted 1h-pyrazolo 1,5-a pyrimidines
GB08306905A GB2116971B (en) 1982-03-16 1983-03-14 Substituted 1h-pyrazolo (1 5-a) pyrimidines and process for their preparation

Publications (3)

Publication Number Publication Date
GB8306905D0 GB8306905D0 (en) 1983-04-20
GB2116971A GB2116971A (en) 1983-10-05
GB2116971B true GB2116971B (en) 1985-03-27

Family

ID=27261517

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08306905A Expired GB2116971B (en) 1982-03-16 1983-03-14 Substituted 1h-pyrazolo (1 5-a) pyrimidines and process for their preparation

Country Status (1)

Country Link
GB (1) GB2116971B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5232939A (en) * 1988-07-26 1993-08-03 Sankyo Company Limited Use of imidazopyrazole derivatives as analgesics and anti-inflammatory agents
JPH0753730B2 (en) * 1988-07-26 1995-06-07 三共株式会社 Imidazopyrazole derivative
KR0148439B1 (en) * 1994-03-11 1998-11-02 마사까쓰 마쓰모또 1, 2 dioxetane derivatives

Also Published As

Publication number Publication date
GB8306905D0 (en) 1983-04-20
GB2116971A (en) 1983-10-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee