DK0397281T3 - Fremgangsmåde til fremstilling af 3,5,6,-trichlorpyridin-2-ol - Google Patents

Fremgangsmåde til fremstilling af 3,5,6,-trichlorpyridin-2-ol

Info

Publication number
DK0397281T3
DK0397281T3 DK90201193.1T DK90201193T DK0397281T3 DK 0397281 T3 DK0397281 T3 DK 0397281T3 DK 90201193 T DK90201193 T DK 90201193T DK 0397281 T3 DK0397281 T3 DK 0397281T3
Authority
DK
Denmark
Prior art keywords
steps
trichloropyridin
preparation
improved
individual
Prior art date
Application number
DK90201193.1T
Other languages
English (en)
Inventor
Garth R Pews
Original Assignee
Dowelanco
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 Dowelanco filed Critical Dowelanco
Application granted granted Critical
Publication of DK0397281T3 publication Critical patent/DK0397281T3/da

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
    • 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
    • C07D213/62—Oxygen or sulfur atoms
    • C07D213/63—One oxygen atom
    • C07D213/64—One oxygen atom attached in position 2 or 6
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/19—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and carboxyl groups, other than cyano groups, bound to the same saturated acyclic carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
  • Hydrogenated Pyridines (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Manufacture Of Tobacco Products (AREA)
DK90201193.1T 1989-05-12 1990-05-11 Fremgangsmåde til fremstilling af 3,5,6,-trichlorpyridin-2-ol DK0397281T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/350,961 US4996323A (en) 1989-05-12 1989-05-12 Process for the preparation of 3,5,6-trichloropyridin-2-ol

Publications (1)

Publication Number Publication Date
DK0397281T3 true DK0397281T3 (da) 1997-04-14

Family

ID=23378969

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90201193.1T DK0397281T3 (da) 1989-05-12 1990-05-11 Fremgangsmåde til fremstilling af 3,5,6,-trichlorpyridin-2-ol

Country Status (19)

Country Link
US (1) US4996323A (da)
EP (1) EP0397281B1 (da)
JP (1) JP2829342B2 (da)
KR (1) KR0153446B1 (da)
CN (1) CN1027259C (da)
AT (1) ATE144979T1 (da)
AU (1) AU620245B2 (da)
BR (1) BR9001798A (da)
CA (1) CA2016620C (da)
DE (1) DE69029052T2 (da)
DK (1) DK0397281T3 (da)
ES (1) ES2095854T3 (da)
FI (1) FI97132C (da)
HU (2) HU913709D0 (da)
IL (1) IL94373A (da)
MX (1) MX166335B (da)
NZ (1) NZ233615A (da)
RU (1) RU1839671C (da)
UA (1) UA19168A1 (da)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL86341A (en) * 1988-05-11 1992-02-16 Pamol Ltd Preparation of polychloropyridine derivatives and intermediates therefor
US5254712A (en) * 1990-01-06 1993-10-19 Stamicarbon B.V. Process for the preparation of 5-oxohexane nitriles and the compound 2,4-dimethyl-5-oxohexane nitrile
NL9000034A (nl) * 1990-01-06 1991-08-01 Stamicarbon Werkwijze voor de bereiding van 5-oxohexaannitrillen alsmede de stof 2,4-dimethyl-5-oxohexaannitril.
US5618942A (en) * 1993-09-03 1997-04-08 Luxembourg Industries (Pamol) Ltd. Production of 2,3,5,6-tetrachloropyridine
US5688953A (en) * 1996-07-31 1997-11-18 Dowelanco Process for the preparation of 3,3,5-trichloroglutarimide
CN102351785B (zh) * 2011-08-11 2013-05-01 江苏九九久科技股份有限公司 制备3,5,6-三氯吡啶-2-醇钠的方法
CN103086959A (zh) * 2011-10-27 2013-05-08 山西三维丰海化工有限公司 一种生产3,5,6-三氯吡啶醇钠的新工艺
CN103086961A (zh) * 2011-10-27 2013-05-08 山西三维丰海化工有限公司 一种用氯乙酸废液生产吡啶酮的方法
CN103086960A (zh) * 2011-10-27 2013-05-08 山西康得利精细化工有限公司 吡啶酮制备及水相法生产毒死蜱新工艺
CN103193705A (zh) * 2013-03-22 2013-07-10 浙江工业大学 一种2-氯烟酸及其衍生物的合成方法
CN103274996B (zh) * 2013-05-02 2015-08-19 江苏九九久科技股份有限公司 改良的一锅法制备3,5,6-三氯吡啶-2-醇钠的方法
CN103819397B (zh) * 2014-03-14 2015-12-30 杨雪飞 一种杂环醇的高效催化合成方法
CN104876858A (zh) * 2015-05-13 2015-09-02 安徽国星生物化学有限公司 一锅法合成三氯吡啶醇钠

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3007931A (en) * 1959-03-09 1961-11-07 Phillips Petroleum Co Production of unsaturated heterocyclic nitrogen bases
US4245098A (en) * 1978-12-05 1981-01-13 Ciba-Geigy Corporation Process for producing 2,3,5-trichloropyridine, 2,4,4-trichloro-4-formyl-butyronitrile as a novel compound and a process for producing it
ATE11533T1 (de) * 1979-11-30 1985-02-15 Ciba-Geigy Ag Verfahren zur herstellung von 2,3,5,6tetrachlorpyridin und 3,5,6-trichlorpyridin-2-ol.
US4469896A (en) * 1981-08-17 1984-09-04 Ciba-Geigy Corporation Process for the production of chloropyridines substituted by methyl, trichloromethyl or trifluoromethyl groups
US4435573A (en) * 1982-10-25 1984-03-06 The Dow Chemical Company Process for the preparation of substituted pyridines
US4468354A (en) * 1983-02-15 1984-08-28 The Dow Chemical Company Continuous process for preparing 5-oxo-2,4-dichloro-4-substituted pentanenitriles
US4465186A (en) * 1983-07-14 1984-08-14 Meyers Jonathan H Holder for clips
AR243869A1 (es) * 1987-06-05 1993-09-30 Quimica Estrella Aca Sa Procedimiento para la sintesis de 2-hidroxi-3,5,6-tricloropiridina.
JPS63313771A (ja) * 1987-06-15 1988-12-21 Nippon Kayaku Co Ltd 3,5,6−トリクロロ−2−ピリジノ−ルの製造方法
IL86341A (en) * 1988-05-11 1992-02-16 Pamol Ltd Preparation of polychloropyridine derivatives and intermediates therefor

Also Published As

Publication number Publication date
US4996323A (en) 1991-02-26
IL94373A0 (en) 1991-03-10
CN1027259C (zh) 1995-01-04
FI97132B (fi) 1996-07-15
FI902363A0 (fi) 1990-05-11
HUT54984A (en) 1991-04-29
EP0397281A3 (en) 1991-10-02
CN1047281A (zh) 1990-11-28
DE69029052D1 (de) 1996-12-12
MX166335B (es) 1992-12-29
DE69029052T2 (de) 1997-03-06
EP0397281B1 (en) 1996-11-06
ES2095854T3 (es) 1997-03-01
UA19168A1 (uk) 1997-12-25
HU205078B (en) 1992-03-30
AU5494590A (en) 1990-11-15
KR900018028A (ko) 1990-12-20
BR9001798A (pt) 1991-06-11
IL94373A (en) 1994-06-24
EP0397281A2 (en) 1990-11-14
KR0153446B1 (ko) 1998-11-16
HU913709D0 (en) 1992-02-28
RU1839671C (ru) 1993-12-30
NZ233615A (en) 1992-06-25
JP2829342B2 (ja) 1998-11-25
AU620245B2 (en) 1992-02-13
HU903008D0 (en) 1990-09-28
JPH035458A (ja) 1991-01-11
CA2016620C (en) 2001-05-08
ATE144979T1 (de) 1996-11-15
CA2016620A1 (en) 1990-11-12
FI97132C (fi) 1996-10-25

Similar Documents

Publication Publication Date Title
AR244681A1 (es) Compuestos de anillos heterociclicos de 5 o 6 miembros, no saturados, substituidos por grupos nitro-imino o cianoimino y composiciones insecticidas que los contienen.
YU104382A (en) Process for the manufcture of substituted 1,2-diaminocyclo-butene-3,4-diones
DE3872495D1 (de) Herstellung von 3,3,3-trifluoropropen.
FI902363A0 (fi) Parannettu menetelmä 3,5,6-triklooripyridiini-2-olin valmistamiseksi
DE3888065D1 (de) N-Acyloxy-substituierte sterisch gehinderte Aminstabilisatoren.
DE3561315D1 (en) Process for the preparation of vinyl chloride by thermal splitting of purified 1,2-dichloroethane
EP0276775A3 (en) Method for the production of vinyl chloride by thermal dissociation of 1,2-dichloroethane
DE69032738D1 (de) Copolymer von Vinyliden-Cyanid
NO911723D0 (no) Pyrido(2,3-f)(1,4)tiazepiner og pyrido(3,2-b)(1,5)benzotiazepiner.
EP0270007A3 (en) Process for producing vinylchloride monomer by pyrolysis of 1,2-dichloroethane
FI873961A0 (fi) Menetelmä sellaisten vinyylikloridin homo- ja kopolymeerien valmistamiseksi, joista saadaan plastisoleja
IT8819237A0 (it) Procedimento per la produzione di bricchette di combustibile senza fumo trattate.
FI870675A7 (fi) Syanidihydrataasin tuotanto
FI870674A7 (fi) Syanidihydrataasin tuotanto.
MA21499A1 (fr) Procede de preparation de nouveaux derives de la i-arylsylfonyl 2-pyrrolidinone.
Verronen The growth of knowledge: an inquiry into the Kuhnian theory
SE442873B (sv) Forfarande for framstellning av ett nytt antibiotikum c-15003 med angiven formel genom odling av nocardia no c-15003 (ifo 13726, ferm 3992, atcc 31281)
FR2602507B1 (fr) Procede de preparation de diamino-2,4 benzyl-5 pyrimidines
EP0248622A3 (en) Microbiological production of l-threonine from homoserine
CA1262906C (en) 3-(2-FUROYL)-5-ALCOXYCARBONYL-2,6-DIMETHYL-4-(2-NITROPHENYL)-1,4-DIHYDROPYRIDINES, CALCIUM ANTAGONISTS
TNSN90138A1 (fr) Procede de preparation de nouveaux derives du selenophene
LV5470A3 (lv) 3-(2,2-Difluorbenzodioksol-4-il)-4-cianpirola iegusanas panemiens
FR2644454B1 (fr) Procede de fabrication d'une alkyleneimine cyclique
KR0139973B1 (en) Method for the control and the protection of warm-blooded animals against infestation and infection by helminths,
RO80296A (ro) Procedeu pentru prepararea unor d,1-s-alcoxi-4,5-dihidro-1h(sau 2h)-indazoli