GT200200060A - Purificacion de acido 2-nitro-4-metilsulfonilbenzoico - Google Patents

Purificacion de acido 2-nitro-4-metilsulfonilbenzoico

Info

Publication number
GT200200060A
GT200200060A GT200200060A GT200200060A GT200200060A GT 200200060 A GT200200060 A GT 200200060A GT 200200060 A GT200200060 A GT 200200060A GT 200200060 A GT200200060 A GT 200200060A GT 200200060 A GT200200060 A GT 200200060A
Authority
GT
Guatemala
Prior art keywords
acid
metilsulfonilbenzoico
nitro
purification
approximate
Prior art date
Application number
GT200200060A
Other languages
English (en)
Inventor
Kambiz Jadvani
Gilbert Rodriguez
James Peter Muxworthy
Original Assignee
Syngenta Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23050721&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GT200200060(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Syngenta Ltd filed Critical Syngenta Ltd
Publication of GT200200060A publication Critical patent/GT200200060A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C315/00—Preparation of sulfones; Preparation of sulfoxides
    • C07C315/06—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

LA PRESENTE INVENCION SE REFIERE A UN METODO PARA ELIMINAR IMPUREZAS DEL ACIDO 2NITRO4METILSULFONILBENZOICO QUE COMPRENDE DISOLVER ACIDO 2NITRO4METILSULFONILBENZOICO EN AGUA ENTRE PH APROXIMADO DE 2 A 10, FILTRAR, (PASO A), PONER EN CONTACTO UNA SOLUCION ACUOSA DEL ACIDO EN MENCION CON CARBON ACTIVADO ENTRE PH APROXIMADO DE 2 A 10 (PASO B), TRATAR UNA SOLUCION ACUOSA DEL ACIDO EN MENCION CON BASE PARA HIDROLIZAR LAS IMPUREZAS.
GT200200060A 2001-03-26 2002-03-25 Purificacion de acido 2-nitro-4-metilsulfonilbenzoico GT200200060A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27506101P 2001-03-26 2001-03-26

Publications (1)

Publication Number Publication Date
GT200200060A true GT200200060A (es) 2002-12-24

Family

ID=23050721

Family Applications (1)

Application Number Title Priority Date Filing Date
GT200200060A GT200200060A (es) 2001-03-26 2002-03-25 Purificacion de acido 2-nitro-4-metilsulfonilbenzoico

Country Status (24)

Country Link
US (1) US7285678B2 (es)
EP (1) EP1377544B2 (es)
JP (1) JP3911237B2 (es)
KR (1) KR100858546B1 (es)
CN (1) CN1250525C (es)
AR (1) AR033205A1 (es)
AU (1) AU2002249384B2 (es)
BR (1) BR0207414A (es)
CA (1) CA2434980C (es)
CZ (1) CZ303984B6 (es)
DK (1) DK1377544T4 (es)
ES (1) ES2488840T5 (es)
GT (1) GT200200060A (es)
HU (1) HU230861B1 (es)
IL (2) IL157176A0 (es)
MX (1) MXPA03008279A (es)
PL (1) PL363837A1 (es)
PT (1) PT1377544E (es)
RU (1) RU2287521C2 (es)
SK (1) SK11812003A3 (es)
TW (1) TWI224091B (es)
UA (1) UA79741C2 (es)
WO (1) WO2002076934A2 (es)
ZA (1) ZA200306327B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI348999B (en) 2003-10-02 2011-09-21 Syngenta Participations Ag Process
GB0323090D0 (en) * 2003-10-02 2003-11-05 Syngenta Participations Ag Novel process
GB0406894D0 (en) * 2004-03-26 2004-04-28 Syngenta Participations Ag Process
GB0419075D0 (en) * 2004-08-26 2004-09-29 Syngenta Participations Ag Process
DK1979310T3 (en) * 2006-01-18 2015-04-27 Syngenta Participations Ag PROCESS FOR THE CRYSTALLIZATION OF mesotrione
CN104059001B (zh) * 2013-03-18 2016-06-08 华中师范大学 一种邻硝基砜基苯甲酸的制备方法
WO2015062103A1 (zh) * 2013-11-04 2015-05-07 迈克斯(如东)化工有限公司 2-硝基-4-甲磺酰基苯甲酸的精制方法及其中间体
CN103910659B (zh) * 2013-11-04 2016-05-11 迈克斯(如东)化工有限公司 2-硝基-4-甲磺酰基苯甲酸的精制方法及其中间体
CN104829506B (zh) * 2015-04-09 2016-08-17 浙江嘉化能源化工股份有限公司 高纯2-硝基-4-甲砜基苯甲酸的工业化生产方法
GB2530838B (en) 2015-06-08 2020-01-22 Rotam Agrochem Int Co Ltd Process for purifying mesotrione
JP2017137243A (ja) * 2016-02-01 2017-08-10 エア・ウォーター株式会社 ２−ニトロ−４−メチルスルホニル安息香酸の製造方法
CN105669504A (zh) * 2016-03-07 2016-06-15 山东润博生物科技有限公司 一种2-硝基-4-甲砜基苯甲酸的制备方法
CN106699616A (zh) * 2016-11-17 2017-05-24 北京颖泰嘉和生物科技股份有限公司 一种新的2‑硝基‑4‑甲磺酰基苯甲酸的纯化方法
CN111302987A (zh) * 2018-12-12 2020-06-19 北京颖泰嘉和生物科技股份有限公司 2-硝基-4-甲磺酰基苯甲酸的精制方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5006158A (en) * 1984-12-20 1991-04-09 Ici Americas Inc. Certain 2-(2-substituted benzoyl)-1,3-cyclohexanediones
AU629580B2 (en) * 1988-12-07 1992-10-08 Zeneca Ag Products Inc. Preparation of 2-(chloro, bromo or nitro)-4-(alkylsulfonyl)benzoic acids and intermediates
US5079381A (en) † 1990-09-28 1992-01-07 Imperial Chemical Industries Plc Method for the preparation of 4-methylsulfonyl benzoic acid derivatives and intermediates
US5055605A (en) 1990-10-15 1991-10-08 Imperial Chemical Industries Plc Preparation of trisubstituted benzoic acid precursors
DE4235155A1 (de) * 1992-10-19 1994-04-21 Basf Ag Verfahren zur Herstellung von Methylsulfonylbenzoesäuren
US5591890A (en) † 1995-11-03 1997-01-07 E. I. Du Pont De Nemours And Company Process for producing ortho-nitro aromatic acids by oxidation of ortho-nitroalkylaromatic compounds
GB9725135D0 (en) * 1997-11-27 1998-01-28 Zeneca Ltd Chemical process

Also Published As

Publication number Publication date
AR033205A1 (es) 2003-12-10
HUP0302530A2 (hu) 2003-11-28
CZ20032548A3 (cs) 2004-02-18
WO2002076934A3 (en) 2003-02-20
RU2003131328A (ru) 2005-01-27
ES2488840T5 (es) 2017-12-11
HU230861B1 (hu) 2018-10-29
ZA200306327B (en) 2004-09-03
EP1377544B1 (en) 2014-06-18
CZ303984B6 (cs) 2013-07-31
KR20030086280A (ko) 2003-11-07
CN1500077A (zh) 2004-05-26
RU2287521C2 (ru) 2006-11-20
WO2002076934A2 (en) 2002-10-03
DK1377544T3 (da) 2014-08-11
PL363837A1 (en) 2004-11-29
HUP0302530A3 (en) 2005-11-28
BR0207414A (pt) 2004-08-10
AU2002249384B2 (en) 2007-06-07
TWI224091B (en) 2004-11-21
EP1377544A2 (en) 2004-01-07
EP1377544B2 (en) 2017-08-23
IL157176A (en) 2010-02-17
JP2004525145A (ja) 2004-08-19
CA2434980A1 (en) 2002-10-03
US7285678B2 (en) 2007-10-23
MXPA03008279A (es) 2003-12-12
SK11812003A3 (sk) 2004-04-06
CA2434980C (en) 2010-07-06
KR100858546B1 (ko) 2008-09-12
CN1250525C (zh) 2006-04-12
US20040171872A1 (en) 2004-09-02
IL157176A0 (en) 2004-02-08
ES2488840T3 (es) 2014-08-29
UA79741C2 (en) 2007-07-25
DK1377544T4 (en) 2017-10-30
PT1377544E (pt) 2014-08-26
WO2002076934B1 (en) 2003-04-03
JP3911237B2 (ja) 2007-05-09

Similar Documents

Publication Publication Date Title
GT200200060A (es) Purificacion de acido 2-nitro-4-metilsulfonilbenzoico
DE60102563D1 (de) Wasser- und abwasserbehandlungsverfahren zur entfernung von verunreinigungen
CY1112906T1 (el) Αναστολεις διαυλου νατριου
TR200102015T2 (tr) Fenollü sökücü asitli sudan ters ozmoz kullanılarak organik ve inorganik kirliliklerin uzaklaştırılması için işlem.
TR199900307T2 (xx) Y�ksek verimli ters osmoz i�lemi i�in y�ntem ve cihaz
DE60316836D1 (de) Zusammensetzung und verfahren zur pflege von kontaktlinsen
MXPA03000612A (es) Metodos y procesos mejorados para desinfeccion con yodo.
BR0107847A (pt) Processo para purificar ácido (met) acrìlico por cristalização
MA27670A1 (fr) Composition pharmaceutique contenant de l'acide 5-methyl-2-2'-(chloro-6'-fluoroanilino)phenylacetique
DK1154986T3 (da) Fremgangsmåde til fremstilling af iopamidol
BR0016632A (pt) Métodos e composições para a fabricação de lentes oftálmicas
ES2149931T3 (es) Procedimiento para la produccion de xilitol.
GT200400195A (es) Nuevo proceso para reducir el nivel de impurezas en una muestra de mesotriona
IT1319679B1 (it) Processo di purificazione di fosfatidilserina.
ES2022053T3 (es) Procedimiento de purificacion de n-fosfonometilglicina.
SE0101995D0 (sv) Purification process
BR9913720A (pt) Processo de purificação por cristalização ourecristalização de ácidos carboxìlicos
ITMI20050466A1 (it) Processo di purificazione in acqua di acido tiottico
MX9304113A (es) Metodo para purificacion de una solucion enzimatica acuosa.
TW200517368A (en) Process
FI960301A0 (fi) Nikkelitön hemoglobiini ja menetelmät sellaisen hemoglobiinin tuottamiseksi
EA200201101A1 (ru) Соингибиторы для получения очищенного насыщенного солевого раствора
MX172980B (es) Proceso para la purificacion de fluoruro de hidrogeno
AR039418A1 (es) Metodo para purificar una solucion de cloruro de cobre
PT1284978E (pt) Processo para a purificacao de um sal de acido clavulanico