Patent classifications
C
CHEMISTRY; METALLURGY
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C07
ORGANIC CHEMISTRY
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C07D
HETEROCYCLIC COMPOUNDS
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303/00
Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
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C07D303/02
Compounds containing oxirane rings
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C07D303/04
containing only hydrogen and carbon atoms in addition to the ring oxygen atoms
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