DK1377544T3 - Oprensning af 2-nitro-4-methylsulfonylbenzoesyre - Google Patents

Oprensning af 2-nitro-4-methylsulfonylbenzoesyre

Info

Publication number
DK1377544T3
DK1377544T3 DK02718314.4T DK02718314T DK1377544T3 DK 1377544 T3 DK1377544 T3 DK 1377544T3 DK 02718314 T DK02718314 T DK 02718314T DK 1377544 T3 DK1377544 T3 DK 1377544T3
Authority
DK
Denmark
Prior art keywords
nitro
purification
methylsulfonylbenzoic acid
methylsulfonylbenzoic
acid
Prior art date
Application number
DK02718314.4T
Other languages
English (en)
Other versions
DK1377544T4 (da
Inventor
Kambiz Javdani
Gilbert Rodriguez
James Peter Syngenta Limited 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=DK1377544(T3) "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
Application granted granted Critical
Publication of DK1377544T3 publication Critical patent/DK1377544T3/da
Publication of DK1377544T4 publication Critical patent/DK1377544T4/da

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)
DK02718314.4T 2001-03-26 2002-03-25 Oprensning af 2-nitro-4-methylsulfonylbenzoesyre DK1377544T4 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US27506101P 2001-03-26 2001-03-26
PCT/GB2002/001433 WO2002076934A2 (en) 2001-03-26 2002-03-25 Purification of 2-nitro-4-methylsulphonylbenzoic acid

Publications (2)

Publication Number Publication Date
DK1377544T3 true DK1377544T3 (da) 2014-08-11
DK1377544T4 DK1377544T4 (da) 2017-10-30

Family

ID=23050721

Family Applications (1)

Application Number Title Priority Date Filing Date
DK02718314.4T DK1377544T4 (da) 2001-03-26 2002-03-25 Oprensning af 2-nitro-4-methylsulfonylbenzoesyre

Country Status (24)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0323090D0 (en) * 2003-10-02 2003-11-05 Syngenta Participations Ag Novel process
TWI348999B (en) * 2003-10-02 2011-09-21 Syngenta Participations Ag 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
US8063253B2 (en) 2006-01-18 2011-11-22 Syngenta Crop Protection, Inc. Process for the crystallisation 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
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
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
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
BR8907800A (pt) * 1988-12-07 1991-08-27 Ici America Inc Composto intermediario e processo para preparacao de acidos benzoico 2-(cloro,bromo ou nitro)-4-(alquilsulfonila)
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
BR0207414A (pt) 2004-08-10
ZA200306327B (en) 2004-09-03
US20040171872A1 (en) 2004-09-02
PL363837A1 (en) 2004-11-29
ES2488840T3 (es) 2014-08-29
KR100858546B1 (ko) 2008-09-12
IL157176A0 (en) 2004-02-08
HUP0302530A3 (en) 2005-11-28
KR20030086280A (ko) 2003-11-07
WO2002076934B1 (en) 2003-04-03
PT1377544E (pt) 2014-08-26
AR033205A1 (es) 2003-12-10
HUP0302530A2 (hu) 2003-11-28
TWI224091B (en) 2004-11-21
GT200200060A (es) 2002-12-24
WO2002076934A3 (en) 2003-02-20
CA2434980A1 (en) 2002-10-03
JP2004525145A (ja) 2004-08-19
MXPA03008279A (es) 2003-12-12
SK11812003A3 (sk) 2004-04-06
EP1377544B2 (en) 2017-08-23
HU230861B1 (hu) 2018-10-29
ES2488840T5 (es) 2017-12-11
CN1500077A (zh) 2004-05-26
CZ303984B6 (cs) 2013-07-31
CN1250525C (zh) 2006-04-12
EP1377544B1 (en) 2014-06-18
CA2434980C (en) 2010-07-06
WO2002076934A2 (en) 2002-10-03
JP3911237B2 (ja) 2007-05-09
RU2287521C2 (ru) 2006-11-20
EP1377544A2 (en) 2004-01-07
UA79741C2 (en) 2007-07-25
IL157176A (en) 2010-02-17
DK1377544T4 (da) 2017-10-30
US7285678B2 (en) 2007-10-23
CZ20032548A3 (cs) 2004-02-18
RU2003131328A (ru) 2005-01-27
AU2002249384B2 (en) 2007-06-07

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