ES2108156T3 - Procedimiento de hidrodesfluoracion selectiva. - Google Patents

Procedimiento de hidrodesfluoracion selectiva.

Info

Publication number
ES2108156T3
ES2108156T3 ES93105499T ES93105499T ES2108156T3 ES 2108156 T3 ES2108156 T3 ES 2108156T3 ES 93105499 T ES93105499 T ES 93105499T ES 93105499 T ES93105499 T ES 93105499T ES 2108156 T3 ES2108156 T3 ES 2108156T3
Authority
ES
Spain
Prior art keywords
selective
hydrodesfluoration
procedure
organ group
tetrafluoroftalimide
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
ES93105499T
Other languages
English (en)
Inventor
Lawrence B Fertel
William S Derwin
Jeffrey S Stults
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.)
Occidental Chemical Corp
Original Assignee
Occidental Chemical Corp
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 Occidental Chemical Corp filed Critical Occidental Chemical Corp
Application granted granted Critical
Publication of ES2108156T3 publication Critical patent/ES2108156T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/44—Iso-indoles; Hydrogenated iso-indoles
    • C07D209/48—Iso-indoles; Hydrogenated iso-indoles with oxygen atoms in positions 1 and 3, e.g. phthalimide
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Indole Compounds (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

UN PROCESO PARA LA HIDRODEFLUORACION SELECTIVA DE UN COMPUESTO DE TETRAFLUOROFTALIMIDA DE LA FORMULA EN LA X ES 1 Y R ES UN GRUPO ORGANO MONOVALENTE; O X ES 2 Y R ES UN GRUPO ORGANO DIVALENTE; COMPRENDE LA REACCION (I) DE LA TETRAFLUOROFTALIMIDA CON ZINC EN UN MEDIO ACUOSO DE HIDROXIDO DE METAL ALCALINO. EL PRODUCTO PUEDE SER HIDROLIZADO PARA FORMAR ACIDO 3,4,6-TRIFLUOROFTALICO.
ES93105499T 1992-04-03 1993-04-02 Procedimiento de hidrodesfluoracion selectiva. Expired - Lifetime ES2108156T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/863,264 US5294738A (en) 1992-04-03 1992-04-03 Process for selective hydrodefluorination

Publications (1)

Publication Number Publication Date
ES2108156T3 true ES2108156T3 (es) 1997-12-16

Family

ID=25340714

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93105499T Expired - Lifetime ES2108156T3 (es) 1992-04-03 1993-04-02 Procedimiento de hidrodesfluoracion selectiva.

Country Status (7)

Country Link
US (1) US5294738A (es)
EP (1) EP0563986B1 (es)
JP (1) JPH069489A (es)
CN (1) CN1038745C (es)
CA (1) CA2083251A1 (es)
DE (1) DE69313494T2 (es)
ES (1) ES2108156T3 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5405995A (en) * 1994-06-20 1995-04-11 Occidental Chemical Corporation Difluorophthalic compounds and their preparation
JP4326967B2 (ja) * 2002-03-15 2009-09-09 株式会社ミツカングループ本社 酢酸耐性に関与する遺伝子、該遺伝子を用いて育種された酢酸菌、及び該酢酸菌を用いた食酢の製造方法
CN102372626B (zh) * 2011-11-23 2013-06-19 济南诚汇双达化工有限公司 一种邻苯二甲酸的制备方法
CN109134201B (zh) * 2018-09-11 2021-09-07 鲁东大学 高效降解氟代苯酚类化合物的多相催化加氢脱氟处理方法
CN117050553B (zh) * 2023-08-15 2024-08-06 山东凯瑞尔光电科技有限公司 一种纳米卤化酞菁颜料的制备方法及应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US508688A (en) * 1893-11-14 Electrical transformer
JPS60258143A (ja) * 1984-06-05 1985-12-20 Nippon Shokubai Kagaku Kogyo Co Ltd ２，３，５，６−テトラフルオロ安息香酸の製造方法
JPS6185349A (ja) * 1984-10-04 1986-04-30 Nippon Shokubai Kagaku Kogyo Co Ltd ２，３，４，５−テトラフルオロ安息香酸の製法
US4769493A (en) * 1986-08-18 1988-09-06 Sds Biotech K.K. Process for producing tetrafluorophthalic acid
JP2663125B2 (ja) * 1987-05-27 1997-10-15 日本カーバイド工業株式会社 ２，３，５，６−テトラフルオロベンゾニトリルの製造方法
JPS6471844A (en) * 1987-09-14 1989-03-16 Sds Biotech Kk 2,4,5-trifluoroisophthalonitrile and production thereof
JP2567004B2 (ja) * 1987-12-18 1996-12-25 日本カーバイド工業株式会社 ２，４，５−トリフルオロ安息香酸の製造方法
JP2652030B2 (ja) * 1988-04-08 1997-09-10 日本カーバイド工業株式会社 ２，４，５−トリフルオロ安息香酸の製造方法
JP2691995B2 (ja) * 1988-10-26 1997-12-17 日本カーバイド工業株式会社 ２−フルオロ−５−ハロゲノイソフタロニトリル及び２−フルオロ−５−ハロゲノイソフタル酸の製造方法
JP2649563B2 (ja) * 1988-10-26 1997-09-03 日本カーバイド工業株式会社 ２，３，５，６−テトラフルオロベンゾニトリルの製造方法
JP2701061B2 (ja) * 1988-12-23 1998-01-21 日本カーバイド工業株式会社 ２，４―ジフルオロ―５―クロロ安息香酸の製造方法
US4935541A (en) * 1989-11-20 1990-06-19 Occidental Chemical Corporation Preparation of 2,4,5-trifluorobenzoic acid by decarboxylation of 3,4,6-trifluorophthalic anhydride
US4981999A (en) * 1989-11-20 1991-01-01 Occidental Chemical Corporation Selective removal of chlorine from chlorophthalic compounds
US4981000A (en) * 1989-12-15 1991-01-01 A. B. Chance Company Penetration of power installed anchor
US5086188A (en) * 1991-01-16 1992-02-04 Occidental Chemical Corporation Preparation of 3,5-dichlorophthalic acid and 3,5-dichlorophthalic anhydride

Also Published As

Publication number Publication date
DE69313494D1 (de) 1997-10-09
US5294738A (en) 1994-03-15
CN1077191A (zh) 1993-10-13
CN1038745C (zh) 1998-06-17
CA2083251A1 (en) 1993-10-04
JPH069489A (ja) 1994-01-18
EP0563986A3 (en) 1994-11-23
EP0563986B1 (en) 1997-09-03
DE69313494T2 (de) 1998-01-08
EP0563986A2 (en) 1993-10-06

Similar Documents

Publication Publication Date Title
ES2007045A6 (es) Procedimiento para curar carne y composicion correspondiente que comtiene cloruro de metal alcalino, ion nitrito y fosfato vitreo.
ES2108156T3 (es) Procedimiento de hidrodesfluoracion selectiva.
AU1951392A (en) Naphthylamine polycarboxylic acids
GB2348879B (en) Process
TW266208B (es)
TW207990B (es)
BR9105299A (pt) Processo para produzir acido acetico,e catalisador solido
GB9307235D0 (en) Process
KR860007199A (ko) 4,4'- 디아미노디페닐 화합물의 제조방법
HUT44526A (en) Process for producing piperidinyl-cyclopentyl-hexencarboxylic acids
KR860007198A (ko) 4,4'- 디아미노디페닐 화합물의 제조방법
GB1469610A (en) Preparation of 3,6-dichloropicolinic acid
AU587546B2 (en) Zinc and/or lead salts of carboxylic acids and their use as corrosion inhibitors
JPS5748971A (en) Novel alkylimidazole derivative
JPS54151985A (en) Preparation of aminocarbostyril derivative
JPS57102996A (en) Aqueous lubricant
ES2007948A6 (es) Procedimiento para la obtencion de derivados propargilguanidicos.
KR880007429A (ko) 시스, 트랜스-2-(β,β-디클로로비닐)3,3-디메틸싸이클로 프로판 카르복실염의 제조방법
IT1255991B (it) Acidi poli(meta)crilici immidizzati e salificati
ATE157357T1 (de) Verfahren zur herstellung von dihydrofuranonderivaten
JPS57120574A (en) Production of guanidine derivative
JPS56142274A (en) Alpha-alkylthio-alpha- 3-chloro-4-piperidinophenyl propionic acid
JPS57191233A (en) Synthesis of interlaminar compound of amine and alkali titanate
JPS56169641A (en) Liquid branched chain higher aliphatic carboxylic acid or its salt
JPS56156223A (en) Preparation of chloroprene

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 563986

Country of ref document: ES