PT80959A - Process for the preparation of 4-amino-2-methyl-6-oxo-tetrahydropyrane-3-carboxylic acid hidrochloride - Google Patents

Process for the preparation of 4-amino-2-methyl-6-oxo-tetrahydropyrane-3-carboxylic acid hidrochloride

Info

Publication number
PT80959A
PT80959A PT8095985A PT8095985A PT80959A PT 80959 A PT80959 A PT 80959A PT 8095985 A PT8095985 A PT 8095985A PT 8095985 A PT8095985 A PT 8095985A PT 80959 A PT80959 A PT 80959A
Authority
PT
Portugal
Prior art keywords
hidrochloride
tetrahydropyrane
oxo
amino
methyl
Prior art date
Application number
PT8095985A
Other languages
Portuguese (pt)
Other versions
PT80959B (en
Inventor
Karoly Lempert
Gabor Doleschall
Jozsef Fetter
Gyula Hornyak
Jozsef Nyitrai
Gyula Simig
Karoly Zauer
Original Assignee
Richter Gedeon Vegyeszet
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 Richter Gedeon Vegyeszet filed Critical Richter Gedeon Vegyeszet
Publication of PT80959A publication Critical patent/PT80959A/en
Publication of PT80959B publication Critical patent/PT80959B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/08—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more 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
    • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/10—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more 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
    • C07D261/12—Oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/10—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more 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
    • C07D261/18—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/16—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D309/28—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
    • C07D309/30—Oxygen atoms, e.g. delta-lactones
PT8095985A 1984-08-15 1985-08-14 Process for the preparation of 4-amino-2-methyl-6-oxo-tetrahydropyrane-3-carboxylic acid hidrochloride PT80959B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU309084A HU194203B (en) 1984-08-15 1984-08-15 Process for producing amino-lactone

Publications (2)

Publication Number Publication Date
PT80959A true PT80959A (en) 1985-09-01
PT80959B PT80959B (en) 1987-02-06

Family

ID=10962501

Family Applications (1)

Application Number Title Priority Date Filing Date
PT8095985A PT80959B (en) 1984-08-15 1985-08-14 Process for the preparation of 4-amino-2-methyl-6-oxo-tetrahydropyrane-3-carboxylic acid hidrochloride

Country Status (10)

Country Link
JP (1) JPS61246176A (en)
BE (1) BE903069A (en)
CH (1) CH666686A5 (en)
DE (1) DE3529159A1 (en)
ES (1) ES8609297A1 (en)
FR (1) FR2569194B3 (en)
GB (1) GB2163160A (en)
HU (1) HU194203B (en)
PT (1) PT80959B (en)
SE (1) SE453193B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8531638D0 (en) * 1985-12-23 1986-02-05 Ici Plc Chemical compounds
ATE384038T1 (en) 2002-10-18 2008-02-15 Tohru Yokozawa METHOD FOR PRODUCING OPTICALLY ACTIVE AMINO ALCOHOLS
WO2007086076A2 (en) * 2006-01-24 2007-08-02 Unichem Laboratories Limited An improved process for preparation of leflunomide

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4287123A (en) * 1980-01-14 1981-09-01 Merck & Co., Inc. Synthesis of thienamycin via (3SR, 4RS)-3-((RS)-1-acyloxyethyl)-2-oxo-4-azetidineacetate
US4360684A (en) * 1981-04-08 1982-11-23 Merck & Co., Inc. Process for the preparation of (2S)-tetrahydro-2α-methyl-6-oxo-4βα-carboxylic acid

Also Published As

Publication number Publication date
FR2569194A1 (en) 1986-02-21
BE903069A (en) 1986-02-14
HUT37777A (en) 1986-02-28
PT80959B (en) 1987-02-06
GB2163160A (en) 1986-02-19
SE8503811L (en) 1986-02-16
FR2569194B3 (en) 1987-06-26
HU194203B (en) 1988-01-28
JPS61246176A (en) 1986-11-01
ES8609297A1 (en) 1986-09-01
CH666686A5 (en) 1988-08-15
GB8520403D0 (en) 1985-09-18
ES546140A0 (en) 1986-09-01
DE3529159A1 (en) 1986-02-27
SE8503811D0 (en) 1985-08-14
SE453193B (en) 1988-01-18

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