IT8220553A0 - Procedimento per la preparazione di bis (etere acido ftalico)aromatico oppure di bis (etere anidride) aromatica. - Google Patents

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

Info

Publication number
IT8220553A0
IT8220553A0 IT8220553A IT2055382A IT8220553A0 IT 8220553 A0 IT8220553 A0 IT 8220553A0 IT 8220553 A IT8220553 A IT 8220553A IT 2055382 A IT2055382 A IT 2055382A IT 8220553 A0 IT8220553 A0 IT 8220553A0
Authority
IT
Italy
Prior art keywords
aromatic bis
ether
procedure
preparation
phthalic acid
Prior art date
Application number
IT8220553A
Other languages
English (en)
Other versions
IT1221730B (it
Inventor
Jimmy Lynn Webb
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 true IT8220553A0 (it) 1982-04-02
IT1221730B 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 (5)

* 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
AU144902S (en) 2001-03-02 2001-08-15 Nokia Mobile Phones Ltd A handset
CA97021S (en) 2001-03-02 2003-06-25 Nokia Mobile Phones Ltd Handset
AU144901S (en) 2001-03-02 2001-08-15 Nokia Mobile Phones Ltd A handset
AU144906S (en) 2001-03-02 2001-08-15 Nokia Mobile Phones Ltd A handset

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
GB2096141A (en) 1982-10-13
IT1221730B (it) 1990-07-12
FR2503141B1 (fr) 1986-05-02
DE3212163A1 (de) 1982-10-28
DE3212163C2 (it) 1993-06-17
FR2503141A1 (fr) 1982-10-08
GB2096141B (en) 1985-04-24
NL189192B (nl) 1992-09-01
AU8235082A (en) 1982-10-07
NL8201387A (nl) 1982-11-01

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950426