Chemistry, part 2

... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > saturated organic heteromonocyclic parent > phospholane

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > saturated organic heteromonocyclic parent > phospholane

... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > saturated organic heteromonocyclic parent > phospholane

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic fundamental parent > heterocyclic organic fundamental parent > saturated organic heterocyclic parent > saturated organic heteromonocyclic parent > phospholane

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > hydrides > organic hydride > organic fundamental parent > heterocyclic organic fundamental parent > saturated organic heterocyclic parent > saturated organic heteromonocyclic parent > phospholane