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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • 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
US4981999A (en) * 1989-11-20 1991-01-01 Occidental Chemical Corporation Selective removal of chlorine from chlorophthalic compounds
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
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
EP0563986A2 (en) 1993-10-06
CN1038745C (zh) 1998-06-17
US5294738A (en) 1994-03-15
DE69313494T2 (de) 1998-01-08
EP0563986B1 (en) 1997-09-03
CA2083251A1 (en) 1993-10-04
JPH069489A (ja) 1994-01-18
DE69313494D1 (de) 1997-10-09
CN1077191A (zh) 1993-10-13
EP0563986A3 (en) 1994-11-23

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