CA1049533A - Process for the manufacture of maleimides - Google Patents

Process for the manufacture of maleimides

Info

Publication number
CA1049533A
CA1049533A CA214,252A CA214252A CA1049533A CA 1049533 A CA1049533 A CA 1049533A CA 214252 A CA214252 A CA 214252A CA 1049533 A CA1049533 A CA 1049533A
Authority
CA
Canada
Prior art keywords
acid
employed
process according
polymaleamic
alkaline earth
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
Application number
CA214,252A
Other languages
English (en)
French (fr)
Other versions
CA214252S (en
Inventor
Ferenc Balasfalvy
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.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of CA1049533A publication Critical patent/CA1049533A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/44—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members
    • C07D207/444—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members having two doubly-bound oxygen atoms directly attached in positions 2 and 5
    • C07D207/448—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members having two doubly-bound oxygen atoms directly attached in positions 2 and 5 with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms, e.g. maleimide
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/44—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members
    • C07D207/444—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members having two doubly-bound oxygen atoms directly attached in positions 2 and 5
    • C07D207/448—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members having two doubly-bound oxygen atoms directly attached in positions 2 and 5 with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms, e.g. maleimide
    • C07D207/452—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members having two doubly-bound oxygen atoms directly attached in positions 2 and 5 with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms, e.g. maleimide with hydrocarbon radicals, substituted by hetero atoms, directly attached to the ring nitrogen atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrrole Compounds (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CA214,252A 1973-11-22 1974-11-20 Process for the manufacture of maleimides Expired CA1049533A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1647173A CH581105A5 (de) 1973-11-22 1973-11-22

Publications (1)

Publication Number Publication Date
CA1049533A true CA1049533A (en) 1979-02-27

Family

ID=4417672

Family Applications (1)

Application Number Title Priority Date Filing Date
CA214,252A Expired CA1049533A (en) 1973-11-22 1974-11-20 Process for the manufacture of maleimides

Country Status (8)

Country Link
JP (1) JPS587620B2 (de)
CA (1) CA1049533A (de)
CH (1) CH581105A5 (de)
DD (1) DD114073A5 (de)
DE (1) DE2454856C2 (de)
FR (1) FR2252338B1 (de)
GB (1) GB1473379A (de)
SU (1) SU546278A3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH597184A5 (de) * 1976-04-09 1978-03-31 Ciba Geigy Ag
US4154737A (en) 1976-05-05 1979-05-15 E. I. Du Pont De Nemours And Company Preparation of maleimides and dimaleimides
CA1111997A (en) * 1977-10-17 1981-11-03 John M. Corbett Imide-crosslinked ethylenic polymer resin foams
CH634558A5 (de) * 1978-04-06 1983-02-15 Ciba Geigy Ag Verfahren zur herstellung von aliphatischen n-substituierten maleinimiden.
JPS6019746B2 (ja) * 1978-07-17 1985-05-17 三井東圧化学株式会社 ポリイミドの製造法
JPS6019902B2 (ja) * 1979-03-28 1985-05-18 三井東圧化学株式会社 イソプロペニルフェニルマレイミド誘導体の２量体
JPS59204171A (ja) * 1983-04-28 1984-11-19 Dainippon Pharmaceut Co Ltd Ｓｈ基を有する化合物の定量用試薬
JPH0695036B2 (ja) * 1985-04-09 1994-11-24 株式会社ブリヂストン 重量測定装置

Also Published As

Publication number Publication date
GB1473379A (en) 1977-05-11
SU546278A3 (ru) 1977-02-05
FR2252338B1 (de) 1976-10-22
CH581105A5 (de) 1976-10-29
JPS5083368A (de) 1975-07-05
DE2454856C2 (de) 1982-12-23
DE2454856A1 (de) 1975-05-28
JPS587620B2 (ja) 1983-02-10
FR2252338A1 (de) 1975-06-20
DD114073A5 (de) 1975-07-12

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