CO2017000430A2 - Proceso para la preparación de ácidos 4-alcoxi-3-hidroxipicolínicos - Google Patents

Proceso para la preparación de ácidos 4-alcoxi-3-hidroxipicolínicos

Info

Publication number
CO2017000430A2
CO2017000430A2 CONC2017/0000430A CO2017000430A CO2017000430A2 CO 2017000430 A2 CO2017000430 A2 CO 2017000430A2 CO 2017000430 A CO2017000430 A CO 2017000430A CO 2017000430 A2 CO2017000430 A2 CO 2017000430A2
Authority
CO
Colombia
Prior art keywords
alkoxy
preparation
acids
hydroxypicolinonitrile
dibromo
Prior art date
Application number
CONC2017/0000430A
Other languages
English (en)
Inventor
Yuanming Zhu
Nakyen Choy
James M Renga
Gregory T Whiteker
Kenneth E Stockman
Original Assignee
Dow Agrosciences Llc
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 Dow Agrosciences Llc filed Critical Dow Agrosciences Llc
Publication of CO2017000430A2 publication Critical patent/CO2017000430A2/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic 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
    • C07D213/02—Heterocyclic 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
    • C07D213/04—Heterocyclic 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
    • C07D213/60—Heterocyclic 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
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79—Acids; Esters
    • C07D213/803—Processes of preparation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
    • A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic 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
    • C07D213/02—Heterocyclic 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
    • C07D213/04—Heterocyclic 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
    • C07D213/24—Heterocyclic 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 substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D213/54—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic 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
    • C07D213/02—Heterocyclic 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
    • C07D213/04—Heterocyclic 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
    • C07D213/60—Heterocyclic 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
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79—Acids; Esters
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic 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
    • C07D213/02—Heterocyclic 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
    • C07D213/04—Heterocyclic 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
    • C07D213/60—Heterocyclic 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
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/84—Nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/38—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D307/54—Radicals substituted by 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)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pyridine Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

4,6-Dibromo-3-hidroxipicolinonitrilo se puede prerparar de furfural en una serie de etapas químicas seleccionadas de cianoaminacion, formacion de sal amina y reodenacion de bromacion. Los acidos de 4-alcoxi-3-hidroxipocolínicos se pueden preparar convenientemente de 4,6-dibromo-3-hidroxipicolinonitrilo en una serie de etapas quimicas seleccionadas de la sustitutcion de bromo, hidrolisis de nitrilo y reduccion de halogeno.
CONC2017/0000430A 2014-07-08 2017-01-19 Proceso para la preparación de ácidos 4-alcoxi-3-hidroxipicolínicos CO2017000430A2 (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201462021881P 2014-07-08 2014-07-08
US201462021876P 2014-07-08 2014-07-08
US201462021877P 2014-07-08 2014-07-08
PCT/US2015/039565 WO2016007634A1 (en) 2014-07-08 2015-07-08 Process for the preparation of 4-alkoxy-3-hydroxypicolinic acids

Publications (1)

Publication Number Publication Date
CO2017000430A2 true CO2017000430A2 (es) 2017-04-28

Family

ID=55064837

Family Applications (3)

Application Number Title Priority Date Filing Date
CONC2017/0000049A CO2017000049A2 (es) 2014-07-08 2017-01-04 Reactivos y compuestos intermediarios para el proceso para la preparación de ácidos 4-alcoxi hidroxipicolínicos
CONC2017/0000430A CO2017000430A2 (es) 2014-07-08 2017-01-19 Proceso para la preparación de ácidos 4-alcoxi-3-hidroxipicolínicos
CONC2017/0000446A CO2017000446A2 (es) 2014-07-08 2017-01-19 Proceso para la preparacion de ácidos 4–alcoxi –3– hidroxipicolínicos

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CONC2017/0000049A CO2017000049A2 (es) 2014-07-08 2017-01-04 Reactivos y compuestos intermediarios para el proceso para la preparación de ácidos 4-alcoxi hidroxipicolínicos

Family Applications After (1)

Application Number Title Priority Date Filing Date
CONC2017/0000446A CO2017000446A2 (es) 2014-07-08 2017-01-19 Proceso para la preparacion de ácidos 4–alcoxi –3– hidroxipicolínicos

Country Status (16)

Country Link
US (4) US9522887B2 (es)
EP (3) EP3166927B1 (es)
JP (4) JP6513178B2 (es)
KR (3) KR102436286B1 (es)
CN (3) CN106660957B (es)
BR (3) BR112016031007B8 (es)
CA (3) CA2954284C (es)
CO (3) CO2017000049A2 (es)
DK (3) DK3166927T3 (es)
ES (3) ES2836201T3 (es)
IL (3) IL249893B (es)
MX (3) MX369327B (es)
PL (3) PL3166611T3 (es)
TW (5) TWI682923B (es)
WO (3) WO2016007634A1 (es)
ZA (1) ZA201700254B (es)

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WO2024018354A1 (en) 2022-07-18 2024-01-25 Pi Industries Ltd. A process for the synthesis of 4-alkoxy-3-hydroxypicolinic acids and intermediates thereof

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JP2017523962A (ja) 2017-08-24
EP3166927A1 (en) 2017-05-17
BR112017000061B8 (pt) 2023-05-16
IL249893A0 (en) 2017-03-30
ZA201700254B (en) 2018-12-19
EP3166612A1 (en) 2017-05-17
EP3166611B1 (en) 2020-09-16
IL249891B (en) 2020-07-30
US9481651B2 (en) 2016-11-01
TW201625542A (zh) 2016-07-16
DK3166927T3 (da) 2020-07-27
IL249911A0 (en) 2017-03-30
ES2738401T3 (es) 2020-01-22
JP2020073575A (ja) 2020-05-14
CA2954276C (en) 2022-12-13
JP2017523960A (ja) 2017-08-24
CA2954167A1 (en) 2016-01-14
MX2016017120A (es) 2017-05-10
TWI682923B (zh) 2020-01-21
EP3166612B1 (en) 2019-06-12
IL249911B (en) 2020-02-27
IL249891A0 (en) 2017-03-30
BR112016031007B1 (pt) 2021-04-27
JP6625115B2 (ja) 2019-12-25
MX369327B (es) 2019-11-05
BR112017000135A2 (pt) 2017-11-07
US9475771B2 (en) 2016-10-25
TW201625571A (zh) 2016-07-16
US9522887B2 (en) 2016-12-20
TWI689498B (zh) 2020-04-01
TW201625541A (zh) 2016-07-16
CN106659724A (zh) 2017-05-10
US20170044105A1 (en) 2017-02-16
CN106660957B (zh) 2019-11-29
WO2016007634A1 (en) 2016-01-14
BR112017000135B8 (pt) 2023-05-16
US20160009650A1 (en) 2016-01-14
CA2954284C (en) 2022-12-13
CA2954167C (en) 2023-01-03
BR112017000061B1 (pt) 2022-10-25
BR112017000061A2 (pt) 2017-11-07
EP3166927B1 (en) 2020-04-22
DK3166612T3 (da) 2019-09-23
ES2807622T3 (es) 2021-02-23
KR102450085B1 (ko) 2022-10-04
EP3166927A4 (en) 2017-12-20
CN106660957A (zh) 2017-05-10
PL3166927T3 (pl) 2020-10-19
TW202003481A (zh) 2020-01-16
KR102436286B1 (ko) 2022-08-26
CA2954276A1 (en) 2016-01-14
WO2016007637A1 (en) 2016-01-14
US20160009649A1 (en) 2016-01-14
ES2836201T3 (es) 2021-06-24
KR20170029501A (ko) 2017-03-15
CO2017000446A2 (es) 2017-05-10
BR112017000135B1 (pt) 2022-08-09
CN106573005B (zh) 2020-05-29
JP6688278B2 (ja) 2020-04-28
PL3166612T3 (pl) 2019-12-31
TW201943703A (zh) 2019-11-16
CN106659724B (zh) 2020-04-28
JP2017521429A (ja) 2017-08-03
US9718783B2 (en) 2017-08-01
MX2016017106A (es) 2017-05-10
DK3166611T3 (da) 2020-12-07
TWI684587B (zh) 2020-02-11
MX2016017127A (es) 2017-05-10
KR102441177B1 (ko) 2022-09-07
EP3166612A4 (en) 2017-12-20
EP3166611A1 (en) 2017-05-17
WO2016007638A1 (en) 2016-01-14
BR112016031007B8 (pt) 2022-08-23
TWI720647B (zh) 2021-03-01
KR20170023942A (ko) 2017-03-06
EP3166611A4 (en) 2018-02-21
CA2954284A1 (en) 2016-01-14
JP6513178B2 (ja) 2019-05-15
PL3166611T3 (pl) 2021-04-06
US20160009676A1 (en) 2016-01-14
IL249893B (en) 2020-02-27
CN106573005A (zh) 2017-04-19
KR20170029506A (ko) 2017-03-15
CO2017000049A2 (es) 2017-05-10

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