ES2185021T3 - Procedimiento para la obtencion de 4,5,6-tricloro- y de 2,4,5,6-tetracloropirimidina. - Google Patents

Procedimiento para la obtencion de 4,5,6-tricloro- y de 2,4,5,6-tetracloropirimidina.

Info

Publication number
ES2185021T3
ES2185021T3 ES97925052T ES97925052T ES2185021T3 ES 2185021 T3 ES2185021 T3 ES 2185021T3 ES 97925052 T ES97925052 T ES 97925052T ES 97925052 T ES97925052 T ES 97925052T ES 2185021 T3 ES2185021 T3 ES 2185021T3
Authority
ES
Spain
Prior art keywords
stage
procedure
obtaining
triclor
tetracloropirimidin
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES97925052T
Other languages
English (en)
Inventor
Guido Steffan
Georg Hardenbicker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
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 DE19624418A external-priority patent/DE19624418A1/de
Application filed by Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of ES2185021T3 publication Critical patent/ES2185021T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three 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, directly attached to ring carbon atoms
    • C07D239/30—Halogen atoms or nitro radicals
    • 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
    • C07C255/24—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the same saturated acyclic carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

UN PROCEDIMIENTO PARA LA OBTENCION DE 4,5,6 - TRICLORO Y 2,4,5,6 - TETRACLOROPIRIMIDINA MEDIANTE LA REACCION DE 3 DIMETILAMINOPROPIONITRILO CON HCL Y CL 2 , MEDIANTE EL CUAL A) SE HACE REACCIONAR EN UNA PRIMERA ETAPA 3 DIMETILAMINOPROPIONITRILO EN UN DISOLVENTE A UNA TEMPERATURA DE -10 HASTA 55° C CON CL 2 Y B) EN UNA SEGUNDA ETAPA LA MEZCLA DE LA PRIMERA ETAPA SE HACE REACCIONAR A UNA TEMPERATURA DE POR ENCIMA DE 55° C CON CL 2 , OPCIONALMENTE EN PRESENCIA DE UN CATALIZADOR, CARACTERIZADO PORQUE A LA SEGUNDA ETAPA QUE SE REALIZA EN PRESENCIA DEL PRODUCTO DE LA PRIMERA ETAPA, EL CUAL SE ENCUENTRA EN FORMA MICROCRISTALINA CON UN TAMAÑO MEDIO DE CRISTAL DE < 10 MI M.
ES97925052T 1996-06-10 1997-06-06 Procedimiento para la obtencion de 4,5,6-tricloro- y de 2,4,5,6-tetracloropirimidina. Expired - Lifetime ES2185021T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19623064 1996-06-10
DE19624418A DE19624418A1 (de) 1996-06-10 1996-06-19 Verfahren zur Herstellung von 4,5,6-Trichlor- und 2,4,5,6-Tetrachlorpyrimidin

Publications (1)

Publication Number Publication Date
ES2185021T3 true ES2185021T3 (es) 2003-04-16

Family

ID=26026433

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97925052T Expired - Lifetime ES2185021T3 (es) 1996-06-10 1997-06-06 Procedimiento para la obtencion de 4,5,6-tricloro- y de 2,4,5,6-tetracloropirimidina.

Country Status (5)

Country Link
US (2) US6162917A (es)
EP (1) EP0906289B1 (es)
JP (1) JP2000511915A (es)
ES (1) ES2185021T3 (es)
WO (1) WO1997047605A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7798995B2 (en) * 2008-10-10 2010-09-21 Laborie Medical Technologies, Inc. Adjustable tip needle apparatus
CN102250016B (zh) * 2011-05-19 2012-11-07 绍兴文理学院 一种4,5,6-三氯嘧啶的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1670795A1 (de) * 1967-02-09 1971-03-25 Bayer Ag 4,5,6-Trichlorpyrimidin
DE1644203B2 (de) * 1967-03-25 1977-11-17 Bayer Ag, 5090 Leverkusen Reaktivfarbstoffe
DE3900917A1 (de) * 1989-01-13 1990-07-19 Bayer Ag Verfahren zur herstellung von 4,5,6-trichlorpyrimidin

Also Published As

Publication number Publication date
US6369259B1 (en) 2002-04-09
EP0906289B1 (de) 2002-10-30
WO1997047605A1 (de) 1997-12-18
EP0906289A1 (de) 1999-04-07
US6162917A (en) 2000-12-19
JP2000511915A (ja) 2000-09-12

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