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BE893317A - PROCESS FOR THE PREPARATION OF PYRAZINE DERIVATIVES - Google Patents

PROCESS FOR THE PREPARATION OF PYRAZINE DERIVATIVES

Info

Publication number
BE893317A
BE893317A BE0/208187A BE208187A BE893317A BE 893317 A BE893317 A BE 893317A BE 0/208187 A BE0/208187 A BE 0/208187A BE 208187 A BE208187 A BE 208187A BE 893317 A BE893317 A BE 893317A
Authority
BE
Belgium
Prior art keywords
preparation
pyrazine derivatives
pyrazine
derivatives
Prior art date
Application number
BE0/208187A
Other languages
French (fr)
Inventor
P Giardino
G Roffia
E Oppici
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 BE893317A publication Critical patent/BE893317A/en

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
    • C07D241/14—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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Saccharide Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE0/208187A 1981-05-28 1982-05-27 PROCESS FOR THE PREPARATION OF PYRAZINE DERIVATIVES BE893317A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8116263 1981-05-28

Publications (1)

Publication Number Publication Date
BE893317A true BE893317A (en) 1982-11-29

Family

ID=10522093

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/208187A BE893317A (en) 1981-05-28 1982-05-27 PROCESS FOR THE PREPARATION OF PYRAZINE DERIVATIVES

Country Status (20)

Country Link
JP (1) JPS57200368A (en)
AT (1) AT387217B (en)
AU (1) AU8412682A (en)
BE (1) BE893317A (en)
CA (1) CA1237724A (en)
CH (1) CH649763A5 (en)
CS (1) CS226741B2 (en)
DE (1) DE3219407A1 (en)
DK (1) DK155325C (en)
FI (1) FI73669C (en)
FR (1) FR2506768B1 (en)
GR (1) GR76417B (en)
HU (1) HU187716B (en)
IE (1) IE52992B1 (en)
IL (1) IL65864A (en)
IT (1) IT1210478B (en)
NL (1) NL8202105A (en)
SE (1) SE462971B (en)
YU (1) YU42766B (en)
ZA (1) ZA823660B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1201417B (en) * 1985-05-17 1989-02-02 Montedison Spa PROCEDURE FOR THE PREPARATION OF 2-CARBOXYPYRAZINE 4 OXIDE

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1361967A (en) * 1972-04-28 1974-07-30 Erba Carlo Spa Pyrazine 4-oxide derivatives and process for their preparation
JPS565742B2 (en) * 1973-09-29 1981-02-06
JPS5134175A (en) * 1974-09-18 1976-03-23 Sagami Chem Res Pirajinjudotai no seizohoho
JPS52153980A (en) * 1976-06-17 1977-12-21 Nippon Soda Co Ltd Synthesis of 2,3-dicyanopyrazine
JPS5488280A (en) * 1977-12-20 1979-07-13 Nitsupou Kagaku Kk Manufacture of dicyanopyradines
JPS5488281A (en) * 1977-12-20 1979-07-13 Nitsupou Kagaku Kk Manufacture of pyrazine monocarboxylic acid

Also Published As

Publication number Publication date
DE3219407C2 (en) 1990-09-06
DK239482A (en) 1982-11-29
DK155325C (en) 1989-09-18
AU8412682A (en) 1982-12-02
HU187716B (en) 1986-02-28
ZA823660B (en) 1983-03-30
DE3219407A1 (en) 1983-01-05
FR2506768B1 (en) 1985-06-21
JPS57200368A (en) 1982-12-08
ATA203682A (en) 1988-05-15
IT8221517A0 (en) 1982-05-27
CS226741B2 (en) 1984-04-16
FI73669B (en) 1987-07-31
FR2506768A1 (en) 1982-12-03
YU42766B (en) 1988-12-31
JPH0456034B2 (en) 1992-09-07
IL65864A (en) 1985-08-30
CH649763A5 (en) 1985-06-14
GR76417B (en) 1984-08-10
IL65864A0 (en) 1982-08-31
CA1237724A (en) 1988-06-07
DK155325B (en) 1989-03-28
FI821832A0 (en) 1982-05-24
AT387217B (en) 1988-12-27
YU113182A (en) 1985-03-20
IT1210478B (en) 1989-09-14
SE462971B (en) 1990-09-24
NL8202105A (en) 1982-12-16
IE821261L (en) 1982-11-28
SE8203273L (en) 1982-11-29
FI73669C (en) 1987-11-09
IE52992B1 (en) 1988-04-27

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: FARMITALIA CARLO ERBA S.P.A.

Effective date: 20020527