IT1221730B - Prodedimento per la preparazione di bis (etere acido ftalico) aromatico oppure di bis (etere anidride) aromatica - Google Patents

Prodedimento per la preparazione di bis (etere acido ftalico) aromatico oppure di bis (etere anidride) aromatica

Info

Publication number
IT1221730B
IT1221730B IT20553/82A IT2055382A IT1221730B IT 1221730 B IT1221730 B IT 1221730B IT 20553/82 A IT20553/82 A IT 20553/82A IT 2055382 A IT2055382 A IT 2055382A IT 1221730 B IT1221730 B IT 1221730B
Authority
IT
Italy
Prior art keywords
aromatic bis
ether
preparation
production
phthalic acid
Prior art date
Application number
IT20553/82A
Other languages
English (en)
Other versions
IT8220553A0 (it
Inventor
Lynn Webb Jimmy
Original Assignee
Gen Electric
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
Priority claimed from US06/250,994 external-priority patent/US4329496A/en
Priority claimed from US06/254,815 external-priority patent/US4329292A/en
Application filed by Gen Electric filed Critical Gen Electric
Publication of IT8220553A0 publication Critical patent/IT8220553A0/it
Application granted granted Critical
Publication of IT1221730B publication Critical patent/IT1221730B/it

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/567—Preparation of carboxylic acid anhydrides by reactions not involving carboxylic acid anhydride groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Indole Compounds (AREA)
IT20553/82A 1981-04-03 1982-04-02 Prodedimento per la preparazione di bis (etere acido ftalico) aromatico oppure di bis (etere anidride) aromatica IT1221730B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/250,994 US4329496A (en) 1981-04-03 1981-04-03 Method for making aromatic bis(ether phthalic acid) or aromatic bis(ether anhydride)
US06/254,815 US4329292A (en) 1981-04-16 1981-04-16 Continuous method for making aromatic bis(ether phthalic acid) or aromatic bis(ether anhydride)

Publications (2)

Publication Number Publication Date
IT8220553A0 IT8220553A0 (it) 1982-04-02
IT1221730B true IT1221730B (it) 1990-07-12

Family

ID=26941301

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20553/82A IT1221730B (it) 1981-04-03 1982-04-02 Prodedimento per la preparazione di bis (etere acido ftalico) aromatico oppure di bis (etere anidride) aromatica

Country Status (6)

Country Link
AU (1) AU8235082A (it)
DE (1) DE3212163A1 (it)
FR (1) FR2503141B1 (it)
GB (1) GB2096141B (it)
IT (1) IT1221730B (it)
NL (1) NL189192B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0413415A1 (en) * 1989-06-13 1991-02-20 The British Petroleum Company p.l.c. Carboxylic acids and derivates thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3879428A (en) * 1973-03-30 1975-04-22 Gen Electric Method for making aromatic bis(ether anhydride)s
US3957862A (en) * 1973-03-30 1976-05-18 General Electric Company Method of making aromatic bis(ether ortho phthalic acid)s
US4116980A (en) * 1976-10-04 1978-09-26 General Electric Company Method for making aromatic bis (ether phthalic acid) or aromatic bis (ether anhydride)s
US4128574A (en) * 1976-10-04 1978-12-05 General Electric Company Method for making organic polycarboxylic acids
US4318857A (en) * 1981-04-03 1982-03-09 General Electric Company Method for making aromatic bis (ether anhydrides)

Also Published As

Publication number Publication date
IT8220553A0 (it) 1982-04-02
FR2503141A1 (fr) 1982-10-08
AU8235082A (en) 1982-10-07
GB2096141B (en) 1985-04-24
GB2096141A (en) 1982-10-13
NL8201387A (nl) 1982-11-01
FR2503141B1 (fr) 1986-05-02
NL189192B (nl) 1992-09-01
DE3212163C2 (it) 1993-06-17
DE3212163A1 (de) 1982-10-28

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950426