DE69518206T2 - Verfahren zu herstellung von substituierten pyrazinen - Google Patents

Verfahren zu herstellung von substituierten pyrazinen

Info

Publication number
DE69518206T2
DE69518206T2 DE69518206T DE69518206T DE69518206T2 DE 69518206 T2 DE69518206 T2 DE 69518206T2 DE 69518206 T DE69518206 T DE 69518206T DE 69518206 T DE69518206 T DE 69518206T DE 69518206 T2 DE69518206 T2 DE 69518206T2
Authority
DE
Germany
Prior art keywords
producing substituted
substituted pyrazines
pyrazines
producing
substituted
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 - Lifetime
Application number
DE69518206T
Other languages
English (en)
Other versions
DE69518206D1 (de
Inventor
Michael Whitehead
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.)
Firmenich SA
Original Assignee
Firmenich SA
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 Firmenich SA filed Critical Firmenich SA
Publication of DE69518206D1 publication Critical patent/DE69518206D1/de
Application granted granted Critical
Publication of DE69518206T2 publication Critical patent/DE69518206T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C07D241/36—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
    • C07D241/38—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with only hydrogen or carbon atoms directly attached to the ring nitrogen atoms
    • C07D241/40—Benzopyrazines
    • C07D241/42—Benzopyrazines with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/36—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
    • C07D241/50—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with hetero atoms directly attached to ring nitrogen atoms
    • C07D241/52—Oxygen atoms
DE69518206T 1994-05-10 1995-03-28 Verfahren zu herstellung von substituierten pyrazinen Expired - Lifetime DE69518206T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH144894 1994-05-10
PCT/IB1995/000212 WO1995030660A1 (fr) 1994-05-10 1995-03-28 Procede pour la preparation de pyrazines substituees

Publications (2)

Publication Number Publication Date
DE69518206D1 DE69518206D1 (de) 2000-09-07
DE69518206T2 true DE69518206T2 (de) 2001-03-29

Family

ID=4210704

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69518206T Expired - Lifetime DE69518206T2 (de) 1994-05-10 1995-03-28 Verfahren zu herstellung von substituierten pyrazinen

Country Status (5)

Country Link
US (1) US5679793A (de)
EP (1) EP0708759B1 (de)
JP (1) JPH09500400A (de)
DE (1) DE69518206T2 (de)
WO (1) WO1995030660A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022167055A1 (en) 2021-02-02 2022-08-11 Symrise Ag Method for producing alkylpyrazines

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100556895C (zh) * 2006-10-18 2009-11-04 张锋 川芎嗪的制备方法
CN108084097B (zh) * 2016-11-22 2021-02-26 中国科学院大连化学物理研究所 一种由二羟基丙酮制备5-甲基-2-吡嗪甲醇的方法
CN106749049B (zh) * 2016-11-25 2020-02-21 孙嘏 吡嗪类化合物及其制备方法、用途

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3544682A (en) * 1968-03-18 1970-12-01 Lilly Co Eli Fungicidal control method employing substituted pyrazines
US3928352A (en) * 1974-05-07 1975-12-23 Lilly Co Eli Certain substituted 2-pyrazinemethanols
CA2062149A1 (en) * 1991-03-26 1992-09-27 Teh-Kuei Chen Preparation of pyrazines
US5304648A (en) * 1992-09-29 1994-04-19 Nestec S.A. Pyrazine preparation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022167055A1 (en) 2021-02-02 2022-08-11 Symrise Ag Method for producing alkylpyrazines

Also Published As

Publication number Publication date
DE69518206D1 (de) 2000-09-07
EP0708759A1 (de) 1996-05-01
US5679793A (en) 1997-10-21
EP0708759B1 (de) 2000-08-02
WO1995030660A1 (fr) 1995-11-16
JPH09500400A (ja) 1997-01-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition