IL99534A - Production of acid 3, '3, 4,' 4 - biphenyltracarboxylic acid - Google Patents

Production of acid 3, '3, 4,' 4 - biphenyltracarboxylic acid

Info

Publication number
IL99534A
IL99534A IL9953491A IL9953491A IL99534A IL 99534 A IL99534 A IL 99534A IL 9953491 A IL9953491 A IL 9953491A IL 9953491 A IL9953491 A IL 9953491A IL 99534 A IL99534 A IL 99534A
Authority
IL
Israel
Prior art keywords
acid
salt
palladium
hydroxylamine
catalyst
Prior art date
Application number
IL9953491A
Other languages
English (en)
Hebrew (he)
Other versions
IL99534A0 (en
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of IL99534A0 publication Critical patent/IL99534A0/xx
Publication of IL99534A publication Critical patent/IL99534A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/353—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by isomerisation; by change of size of the carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
IL9953491A 1990-09-21 1991-09-20 Production of acid 3, '3, 4,' 4 - biphenyltracarboxylic acid IL99534A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/586,158 US5081291A (en) 1990-09-21 1990-09-21 Process for manufacture of 3,3',4,4'-biphenyltetracarboxylic acid

Publications (2)

Publication Number Publication Date
IL99534A0 IL99534A0 (en) 1992-08-18
IL99534A true IL99534A (en) 1995-06-29

Family

ID=24344541

Family Applications (1)

Application Number Title Priority Date Filing Date
IL9953491A IL99534A (en) 1990-09-21 1991-09-20 Production of acid 3, '3, 4,' 4 - biphenyltracarboxylic acid

Country Status (5)

Country Link
US (1) US5081291A (ja)
JP (1) JP3061859B2 (ja)
AU (1) AU8534091A (ja)
IL (1) IL99534A (ja)
WO (1) WO1992005139A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101607894B (zh) * 2009-07-15 2012-12-26 石家庄海力精化有限责任公司 一种制备3,3＇,4,4＇-联苯四甲酸的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS162299B1 (ja) * 1973-05-15 1975-07-15
US4338456A (en) * 1979-05-21 1982-07-06 Ube Industries, Ltd. Method of producing biphenyltetracarboxylic esters
DE3060895D1 (en) * 1979-05-21 1982-11-11 Ube Industries Method of producing biphenyltetracarboxylic esters
JPS61167642A (ja) * 1985-01-21 1986-07-29 Hitachi Ltd ３，３′，４，４′−ビフェニルテトラカルボン酸塩の製造方法
JPH085838B2 (ja) * 1985-09-25 1996-01-24 三菱化学株式会社 ビフェニルテトラカルボン酸の製造法
JPS62212328A (ja) * 1986-03-12 1987-09-18 Hitachi Chem Co Ltd ビフエニル化合物の製造法
KR950014213B1 (ko) * 1987-12-02 1995-11-23 미쯔비시 가가꾸 가부시끼가이샤 리미티드 방향족 할로겐화 화합물의 이량체화 방법

Also Published As

Publication number Publication date
JP3061859B2 (ja) 2000-07-10
JPH06500790A (ja) 1994-01-27
AU8534091A (en) 1992-04-15
IL99534A0 (en) 1992-08-18
US5081291A (en) 1992-01-14
WO1992005139A1 (en) 1992-04-02

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Legal Events

Date Code Title Description
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees