BE764362R - Procedes de preparation de nouvelles diaminopyridines - Google Patents

Procedes de preparation de nouvelles diaminopyridines

Info

Publication number
BE764362R
BE764362R BE764362A BE764362A BE764362R BE 764362 R BE764362 R BE 764362R BE 764362 A BE764362 A BE 764362A BE 764362 A BE764362 A BE 764362A BE 764362 R BE764362 R BE 764362R
Authority
BE
Belgium
Prior art keywords
molecular
low
residues
carbonic acid
acyl
Prior art date
Application number
BE764362A
Other languages
English (en)
Original Assignee
Degussa
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
Priority claimed from DE1670522A external-priority patent/DE1670522C3/de
Application filed by Degussa filed Critical Degussa
Priority to BE764362A priority Critical patent/BE764362R/fr
Application granted granted Critical
Publication of BE764362R publication Critical patent/BE764362R/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
    • C07D213/72Nitrogen atoms
    • C07D213/74Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
    • C07D213/72Nitrogen atoms
    • C07D213/75Amino or imino radicals, acylated by carboxylic or carbonic acids, or by sulfur or nitrogen analogues thereof, e.g. carbamates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
BE764362A 1966-05-12 1971-03-16 Procedes de preparation de nouvelles diaminopyridines BE764362R (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE764362A BE764362R (fr) 1966-05-12 1971-03-16 Procedes de preparation de nouvelles diaminopyridines

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DED0050093 1966-05-12
DE1670522A DE1670522C3 (de) 1966-05-12 1966-05-12 Neue Benzylaminopyridine
BE764362A BE764362R (fr) 1966-05-12 1971-03-16 Procedes de preparation de nouvelles diaminopyridines

Publications (1)

Publication Number Publication Date
BE764362R true BE764362R (fr) 1971-09-16

Family

ID=45856169

Family Applications (1)

Application Number Title Priority Date Filing Date
BE764362A BE764362R (fr) 1966-05-12 1971-03-16 Procedes de preparation de nouvelles diaminopyridines

Country Status (1)

Country Link
BE (1) BE764362R (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0110091A1 (fr) * 1982-10-27 1984-06-13 Degussa Aktiengesellschaft Dérivés de la 2-amino-3-acylamino-6-benzylamino-pyridine à activité antiépileptique
EP0199951A3 (en) * 1985-03-23 1987-10-14 Degussa Aktiengesellschaft Process for the preparation of 2-amino-3-nitro-6-(4-fluorobenzylamino) pyridine and of 2-amino-3-carbethoxyamino-6-(4-fluorobenzylamino) pyridine
US4923858A (en) * 1988-05-16 1990-05-08 Asta Pharma Aktiengesellschaft Substituted 3-(n-heterocyclic)-2,6-diaminopyridines and -n-oxides
CN102241626A (zh) * 2011-05-03 2011-11-16 北京华睿鼎信科技有限公司 一种马来酸氟吡汀的合成工艺

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0110091A1 (fr) * 1982-10-27 1984-06-13 Degussa Aktiengesellschaft Dérivés de la 2-amino-3-acylamino-6-benzylamino-pyridine à activité antiépileptique
EP0199951A3 (en) * 1985-03-23 1987-10-14 Degussa Aktiengesellschaft Process for the preparation of 2-amino-3-nitro-6-(4-fluorobenzylamino) pyridine and of 2-amino-3-carbethoxyamino-6-(4-fluorobenzylamino) pyridine
US4923858A (en) * 1988-05-16 1990-05-08 Asta Pharma Aktiengesellschaft Substituted 3-(n-heterocyclic)-2,6-diaminopyridines and -n-oxides
CN102241626A (zh) * 2011-05-03 2011-11-16 北京华睿鼎信科技有限公司 一种马来酸氟吡汀的合成工艺

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