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PCE
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DIFF Subgroup
C07H 17/04

Heterocyclic radicals containing only oxygen as ring hetero atoms

Introduced: July 1974

Full Title

Compounds containing heterocyclic radicals directly attached to hetero atoms of saccharide radicals > Heterocyclic radicals containing only oxygen as ring hetero atoms

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 1974.

Child Classifications

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  • C07H 17/08 Hetero rings containing eight or more ring members, e.g. erythromycins since 1974 IPC+CPC Available in IPC and CPC