BE756697A - - Google Patents

Info

Publication number
BE756697A
BE756697A BE756697DA BE756697A BE 756697 A BE756697 A BE 756697A BE 756697D A BE756697D A BE 756697DA BE 756697 A BE756697 A BE 756697A
Authority
BE
Belgium
Application number
Original Assignee
Ici Ltd
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.)
Publication date
Publication of BE756697A publication Critical patent/BE756697A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/06Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
    • C07D213/22Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom containing two or more pyridine rings directly linked together, e.g. bipyridyl
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/0622Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms
    • C08G73/0627Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only one nitrogen atom in the ring
BE756697D 1969-11-24 BE756697A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5739269 1969-11-24

Publications (1)

Publication Number Publication Date
BE756697A true BE756697A (en) 1971-03-25

Family

ID=10479066

Family Applications (1)

Application Number Title Priority Date Filing Date
BE756697D BE756697A (en) 1969-11-24

Country Status (8)

Country Link
AT (2) AT306020B (en)
BE (1) BE756697A (en)
CA (1) CA976699A (en)
CH (1) CH571235A5 (en)
HU (1) HU167300B (en)
LU (1) LU62115A1 (en)
PL (1) PL89671B1 (en)
SE (1) SE394528B (en)

Also Published As

Publication number Publication date
CA976699A (en) 1975-10-21
PL89671B1 (en) 1976-12-31
AT305760B (en) 1973-03-12
HU167300B (en) 1975-09-27
CH571235A5 (en) 1975-12-31
AT306020B (en) 1973-03-26
LU62115A1 (en) 1971-05-11
SE394528B (en) 1977-06-27

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: IMPERIAL CHEMICAL INDUSTRIES LTD

Effective date: 19900925