CS228946B2 - Method of preparing pyrazine derivatives - Google Patents

Method of preparing pyrazine derivatives Download PDF

Info

Publication number
CS228946B2
CS228946B2 CS831606A CS160683A CS228946B2 CS 228946 B2 CS228946 B2 CS 228946B2 CS 831606 A CS831606 A CS 831606A CS 160683 A CS160683 A CS 160683A CS 228946 B2 CS228946 B2 CS 228946B2
Authority
CS
Czechoslovakia
Prior art keywords
formula
acid
compound
process according
solvent
Prior art date
Application number
CS831606A
Other languages
Czech (cs)
English (en)
Inventor
Giuseppe Ribaldone
Maria G Felicioli
Claudio Santini
Giovanni Agnes
Original Assignee
Erba Farmitalia
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 Erba Farmitalia filed Critical Erba Farmitalia
Publication of CS228946B2 publication Critical patent/CS228946B2/cs

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
    • C07D241/10—Heterocyclic 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
    • C07D241/12—Heterocyclic 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 only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
    • C07D241/10—Heterocyclic 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
    • C07D241/14—Heterocyclic 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
    • C07D241/24—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Processing Of Color Television Signals (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Saccharide Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
CS831606A 1982-03-08 1983-03-08 Method of preparing pyrazine derivatives CS228946B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8206772 1982-03-08

Publications (1)

Publication Number Publication Date
CS228946B2 true CS228946B2 (en) 1984-05-14

Family

ID=10528865

Family Applications (1)

Application Number Title Priority Date Filing Date
CS831606A CS228946B2 (en) 1982-03-08 1983-03-08 Method of preparing pyrazine derivatives

Country Status (16)

Country Link
US (1) US4511718A (ja)
EP (1) EP0088395B1 (ja)
JP (1) JPS58162580A (ja)
AT (1) ATE20742T1 (ja)
AU (1) AU548934B2 (ja)
CA (1) CA1205075A (ja)
CS (1) CS228946B2 (ja)
DE (2) DE88395T1 (ja)
DK (1) DK160425C (ja)
FI (1) FI74956C (ja)
GR (1) GR78461B (ja)
HU (1) HU191203B (ja)
IE (1) IE54200B1 (ja)
IL (1) IL68036A (ja)
SU (1) SU1213986A3 (ja)
ZA (1) ZA831482B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH025383A (ja) * 1988-06-24 1990-01-10 Yazaki Corp コネクタ端子検出具
US6994597B2 (en) 2003-10-23 2006-02-07 Japan Aviation Electronics Industry, Limited Connector enabling secure retention of contacts relative to insulator
JP4613501B2 (ja) * 2004-03-17 2011-01-19 味の素株式会社 ５−保護アミノピリミジン化合物の製造方法
CN110527656B (zh) * 2019-09-04 2021-07-20 江南大学 高效合成5-甲基吡嗪-2-羧酸的工程菌及其构建方法及应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2520088A (en) * 1948-05-28 1950-08-22 Lilly Co Eli Process of preparing pyrazines
AU470007B2 (en) * 1972-04-28 1976-02-26 Farmitalia Carlo Erba S.R.L. Pyrazine 4-oxide derivatives and process for their preparation

Also Published As

Publication number Publication date
IE830492L (en) 1983-09-08
JPS58162580A (ja) 1983-09-27
JPS6311351B2 (ja) 1988-03-14
ZA831482B (en) 1983-11-30
SU1213986A3 (ru) 1986-02-23
DK160425C (da) 1991-08-19
AU548934B2 (en) 1986-01-09
IL68036A0 (en) 1983-06-15
DK111983A (da) 1983-09-09
FI830742L (fi) 1983-09-09
CA1205075A (en) 1986-05-27
ATE20742T1 (de) 1986-08-15
IE54200B1 (en) 1989-07-19
FI830742A0 (fi) 1983-03-04
GR78461B (ja) 1984-09-27
EP0088395A1 (en) 1983-09-14
HU191203B (en) 1987-01-28
DK160425B (da) 1991-03-11
US4511718A (en) 1985-04-16
DK111983D0 (da) 1983-03-07
DE3364467D1 (en) 1986-08-21
IL68036A (en) 1986-08-31
EP0088395B1 (en) 1986-07-16
FI74956C (fi) 1988-04-11
FI74956B (fi) 1987-12-31
DE88395T1 (de) 1984-02-02
AU1207583A (en) 1983-09-15

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