AT289813B - Verfahren zur Herstellung neuer 5-substit.-Amino-6-chlor-1H-imidazo[4,5-b]pyrazin-2-one - Google Patents

Verfahren zur Herstellung neuer 5-substit.-Amino-6-chlor-1H-imidazo[4,5-b]pyrazin-2-one

Info

Publication number
AT289813B
AT289813B AT829969A AT829969A AT289813B AT 289813 B AT289813 B AT 289813B AT 829969 A AT829969 A AT 829969A AT 829969 A AT829969 A AT 829969A AT 289813 B AT289813 B AT 289813B
Authority
AT
Austria
Prior art keywords
substit
pyrazin
imidazo
chloro
ones
Prior art date
Application number
AT829969A
Other languages
English (en)
Original Assignee
Merck & Co 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 Merck & Co Inc filed Critical Merck & Co Inc
Application granted granted Critical
Publication of AT289813B publication Critical patent/AT289813B/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D487/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02Heterocyclic 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
    • C07D487/04Ortho-condensed systems
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D241/00Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/02Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
    • C07D241/10Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D241/14Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having 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
    • C07D241/20Nitrogen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D241/00Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/02Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
    • C07D241/10Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D241/14Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having 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
    • C07D241/24Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D241/26Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals with nitrogen atoms directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
AT829969A 1968-08-31 1969-08-29 Verfahren zur Herstellung neuer 5-substit.-Amino-6-chlor-1H-imidazo[4,5-b]pyrazin-2-one AT289813B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA28996 1968-08-31

Publications (1)

Publication Number Publication Date
AT289813B true AT289813B (de) 1971-05-10

Family

ID=4084474

Family Applications (1)

Application Number Title Priority Date Filing Date
AT829969A AT289813B (de) 1968-08-31 1969-08-29 Verfahren zur Herstellung neuer 5-substit.-Amino-6-chlor-1H-imidazo[4,5-b]pyrazin-2-one

Country Status (6)

Country Link
AT (1) AT289813B (de)
BR (1) BR6911906D0 (de)
CH (1) CH517763A (de)
ES (1) ES370874A1 (de)
GB (1) GB1232758A (de)
NL (1) NL6911867A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4418062A (en) * 1981-08-24 1983-11-29 Merck & Co., Inc. Amino derivatives of chloro nitro amino pyrazines useful as adjuncts to radiation therapy
US4414215A (en) * 1981-08-24 1983-11-08 Merck & Co., Inc. N-Acyl derivatives of 6-alkylamino 5-chloro-3-nitropyrazinamines for radiation therapy
EP0096125B1 (de) * 1982-06-09 1987-01-07 Merck & Co. Inc. Amino und Amidoderivate von Chloro-Nitro-Amino und Alkylamino-Pyrazinen als Adjunkten für therapeutischen Strahl verwendbar
US4709035A (en) * 1982-11-12 1987-11-24 Merck & Co., Inc. 2,6-disubstituted derivatives of 3-nitropyrazines useful as adjuncts to radiation therapy
US4609659A (en) * 1985-01-16 1986-09-02 Merck & Co., Inc. 2,6-disubstituted derivatives of 3-nitropyrazines useful as adjuncts to radiation therapy

Also Published As

Publication number Publication date
ES370874A1 (es) 1971-10-16
NL6911867A (de) 1970-03-03
GB1232758A (de) 1971-05-19
BR6911906D0 (pt) 1973-01-18
CH517763A (de) 1972-01-15

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