FI main group (Note)/(Index) list

Descriptions for main group title and notes/indexes are displayed on this screen.

惻maingroup Heterocyclic compounds containing two or more hetero rings[2]

Note(s)
    Groups C07D 401/00-C07D 421/00cover compounds containing two or more relevant hetero rings at least two of which are covered by different main groups of groups C07D 203/00-C07D 347/00, neither condensed among themselves nor condensed with a common carbocyclic ring or ring system.[2]