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PCE
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DIFF Subgroup
A61K 31/425

Thiazoles

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

Medicinal preparations containing organic active ingredients > Heterocyclic compounds > having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins > having five-membered rings with two or more ring hetero atoms, at least one of which is nitrogen, e.g. tetrazole > Thiazoles

CPC:

Medicinal preparations containing organic active ingredients > Heterocyclic compounds > having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins > having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole > Thiazoles

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

IPC defines codes here since 2000.

Child Classifications

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  • A61K 31/426 1,3-Thiazoles since 2000 IPC+CPC Available in IPC and CPC
  • A61K 31/427 not condensed and containing further heterocyclic rings since 2000 IPC+CPC Available in IPC and CPC
  • A61K 31/428 condensed with carbocyclic rings since 2000 IPC+CPC Available in IPC and CPC