GR860745B - Method for the preparation of 2-amino-3-nitro -6-(4-fluor-benzylamino)-pyridin and 2-amino-3-carbethoxy-amino-6-(4-fluor-benzylamino)- pyridin - Google Patents

Method for the preparation of 2-amino-3-nitro -6-(4-fluor-benzylamino)-pyridin and 2-amino-3-carbethoxy-amino-6-(4-fluor-benzylamino)- pyridin

Info

Publication number
GR860745B
GR860745B GR860745A GR860100745A GR860745B GR 860745 B GR860745 B GR 860745B GR 860745 A GR860745 A GR 860745A GR 860100745 A GR860100745 A GR 860100745A GR 860745 B GR860745 B GR 860745B
Authority
GR
Greece
Prior art keywords
amino
benzylamino
fluor
pyridin
nitro
Prior art date
Application number
GR860745A
Other languages
English (en)
Inventor
Winfried Dr Orth
Engel Dr Jurgen
Emig Dr Peter
Scheffler Dr Gerhard
Pohle Hans
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
Application filed by Degussa filed Critical Degussa
Publication of GR860745B publication Critical patent/GR860745B/el

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
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/582Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GR860745A 1985-03-23 1986-03-20 Method for the preparation of 2-amino-3-nitro -6-(4-fluor-benzylamino)-pyridin and 2-amino-3-carbethoxy-amino-6-(4-fluor-benzylamino)- pyridin GR860745B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3510623 1985-03-23

Publications (1)

Publication Number Publication Date
GR860745B true GR860745B (en) 1986-07-21

Family

ID=6266157

Family Applications (1)

Application Number Title Priority Date Filing Date
GR860745A GR860745B (en) 1985-03-23 1986-03-20 Method for the preparation of 2-amino-3-nitro -6-(4-fluor-benzylamino)-pyridin and 2-amino-3-carbethoxy-amino-6-(4-fluor-benzylamino)- pyridin

Country Status (24)

Country Link
US (1) US4785110A (el)
EP (1) EP0199951B1 (el)
JP (1) JPS61221172A (el)
KR (1) KR860007214A (el)
AT (1) ATE60322T1 (el)
AU (1) AU579922B2 (el)
BR (1) BR8601283A (el)
CA (1) CA1273343A (el)
CS (1) CS259887B2 (el)
DD (1) DD246761A5 (el)
DE (1) DE3677042D1 (el)
DK (1) DK162215C (el)
ES (1) ES8702893A1 (el)
FI (1) FI84819C (el)
GR (1) GR860745B (el)
HU (1) HU206679B (el)
IE (1) IE58560B1 (el)
IL (1) IL78218A (el)
NO (1) NO860825L (el)
PL (1) PL146631B1 (el)
PT (1) PT82235B (el)
TR (1) TR22924A (el)
YU (1) YU45086A (el)
ZA (1) ZA862138B (el)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI855016L (fi) * 1985-06-28 1986-12-29 Degussa Synergistisk kombination av flupirtin och 4-acetamido-fenol.
DE4327516A1 (de) * 1993-08-17 1995-02-23 Asta Medica Ag Primäre und sekundäre neuroprotektive Wirkung bei neurodegenerativen Erkrankungen von Flupirtin
WO2004069802A1 (ja) * 2003-02-06 2004-08-19 Shionogi & Co., Ltd. 2-アミノ-3-置換ピリジンの製造方法
US20080279930A1 (en) * 2007-05-07 2008-11-13 Bernd Terhaag Controlled-Release Flupirtine Compositions, Compacts, Kits and Methods of Making and Use Thereof
EP2206699A1 (en) 2008-12-24 2010-07-14 AWD.pharma GmbH & Co.KG Crystalline form of flupirtine ((2-amino-6-(4-fluoro-benzylamino)-pyridin-3-yl)-carbamic acid ethyl ester)
EP2206700A1 (en) 2008-12-24 2010-07-14 AWD.pharma GmbH & Co.KG Crystalline form of flupirtine ((2-amino-6-(4-fluoro-benzylamino)-pyridin-3-yl)-carbamic acid ethyl ester)
EP2206701A1 (en) 2008-12-24 2010-07-14 AWD.pharma GmbH & Co.KG Crystalline form of flupirtine ((2-amino-6-(4-fluoro-benzylamino)-pyridin-3-yl)-carbamic acid ethyl ester)
DE102009023162B4 (de) * 2009-05-29 2011-07-07 Corden PharmaChem GmbH, 68305 Verfahren zur Herstellung von Flupirtin
CN102140077A (zh) * 2010-01-28 2011-08-03 范扶民 氟吡汀a晶型及其制备方法
WO2013080215A1 (en) 2011-11-30 2013-06-06 Arch Pharmalabs Limited An improved process for the preparation of flupirtine and pharmaceutically acceptable salts thereof
CN104083335B (zh) * 2013-07-31 2015-11-11 成都苑东药业有限公司 一种马来酸氟吡汀胶囊组合物及其制备方法
DE102017007385A1 (de) 2017-08-02 2019-02-07 Christoph Hoock Maleatfreie feste Arzneimittelformen
CN121021385A (zh) * 2025-10-28 2025-11-28 山东道可化学有限公司 一种2-氨基-3-氯-5-三氟甲基吡啶的合成方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE764362R (en) * 1966-05-12 1971-09-16 Degussa Subst amino pyridienes production
DE1670522C3 (de) * 1966-05-12 1978-08-31 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Neue Benzylaminopyridine
US4481205A (en) * 1980-09-13 1984-11-06 Degussa Aktiengesellschaft 2-Amino-3-carbethoxyamino-6-(p-fluoro-benzylamino)-pyridine-maleate
ATE25078T1 (de) * 1982-10-27 1987-02-15 Degussa 2-amino-3-acylamino-6-benzylamino-pyridinderivate mit anti-epileptischer wirkung.

Also Published As

Publication number Publication date
EP0199951A3 (en) 1987-10-14
ATE60322T1 (de) 1991-02-15
PT82235A (de) 1986-04-01
HU206679B (en) 1992-12-28
JPH0146510B2 (el) 1989-10-09
IL78218A0 (en) 1986-07-31
CS198686A2 (en) 1988-03-15
NO860825L (no) 1986-09-24
IL78218A (en) 1989-12-15
EP0199951A2 (de) 1986-11-05
KR860007214A (ko) 1986-10-08
FI84819C (fi) 1992-01-27
ES8702893A1 (es) 1987-01-16
TR22924A (tr) 1988-11-24
YU45086A (en) 1988-02-29
DK126886D0 (da) 1986-03-19
EP0199951B1 (de) 1991-01-23
PT82235B (pt) 1988-07-29
FI861183A0 (fi) 1986-03-20
CA1273343A (en) 1990-08-28
AU5499786A (en) 1986-09-25
DK162215C (da) 1992-03-16
ZA862138B (en) 1986-11-26
HUT40418A (en) 1986-12-28
US4785110A (en) 1988-11-15
JPS61221172A (ja) 1986-10-01
PL146631B1 (en) 1989-02-28
ES553222A0 (es) 1987-01-16
FI861183L (fi) 1986-09-24
DK162215B (da) 1991-09-30
CS259887B2 (en) 1988-11-15
DD246761A5 (de) 1987-06-17
DK126886A (da) 1986-09-24
IE58560B1 (en) 1993-10-06
AU579922B2 (en) 1988-12-15
IE860746L (en) 1986-09-23
DE3677042D1 (de) 1991-02-28
BR8601283A (pt) 1986-12-02
FI84819B (fi) 1991-10-15

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