Patent classifications
C
CHEMISTRY; METALLURGY
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C07
ORGANIC CHEMISTRY
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C07D
HETEROCYCLIC COMPOUNDS
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203/00
Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom
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C07D203/04
not condensed with other rings
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C07D203/06
having no double bonds between ring members or between ring members and non-ring members
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C07D203/08
with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring nitrogen atom
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C07D203/12
Radicals substituted by nitrogen atoms not forming part of a nitro radical
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