Patent classifications
C
CHEMISTRY; METALLURGY
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C07
ORGANIC CHEMISTRY
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C07C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
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259/00
Compounds containing carboxyl groups, an oxygen atom of a carboxyl group being replaced by a nitrogen atom, this nitrogen atom being further bound to an oxygen atom and not being part of nitro or nitroso groups
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C07C259/12
with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. N-hydroxyamidines
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C07C259/18
having carbon atoms of hydroxamidine groups bound to carbon atoms of six-membered aromatic rings
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