Patent classifications
C
CHEMISTRY; METALLURGY
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C07
ORGANIC CHEMISTRY
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C07D
HETEROCYCLIC COMPOUNDS
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223/00
Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom
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C07D223/02
not condensed with other rings
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C07D223/06
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
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C07D223/12
Nitrogen atoms not forming part of a nitro radical
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