BE712841A - - Google Patents

Info

Publication number
BE712841A
BE712841A BE712841DA BE712841A BE 712841 A BE712841 A BE 712841A BE 712841D A BE712841D A BE 712841DA BE 712841 A BE712841 A BE 712841A
Authority
BE
Belgium
Application number
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 filed Critical
Priority to BE712841 priority Critical
Publication of BE712841A publication Critical patent/BE712841A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D471/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/12Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains three hetero rings
    • C07D471/20Spiro-condensed systems
BE712841D 1968-03-27 1968-03-27 BE712841A (xx)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE712841 1968-03-27

Publications (1)

Publication Number Publication Date
BE712841A true BE712841A (xx) 1968-07-31

Family

ID=3852653

Family Applications (1)

Application Number Title Priority Date Filing Date
BE712841D BE712841A (xx) 1968-03-27 1968-03-27

Country Status (4)

Country Link
BE (1) BE712841A (xx)
DE (1) DE1914987A1 (xx)
FR (1) FR2004853A1 (xx)
OA (1) OA03025A (xx)

Also Published As

Publication number Publication date
OA3025A (fr) 1970-12-15
OA03025A (en) 1970-12-15
DE1914987A1 (de) 1970-04-16
FR2004853A1 (en) 1969-12-05

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: OMNIUM CHIMIQUE S.A.

Effective date: 19880327