IPIQ

CHEMISTRY; METALLURGY

C07

ORGANIC CHEMISTRY

C07C

ACYCLIC OR CARBOCYCLIC COMPOUNDS

275/00

Derivatives of urea, i.e. compounds containing any of the groups , the nitrogen atoms not being part of nitro or nitroso groups

C07C275/28

having nitrogen atoms of urea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton

C07C275/32

being further substituted by singly-bound oxygen atoms

C07C275/34

having nitrogen atoms of urea groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring