4-Membered Rings
Compounds with one heteroatom:
| Heteroatom | Saturated | Unsaturated |
|---|---|---|
| Nitrogen | Azetidine | Azete |
| Oxygen | Oxetane | Oxete |
| Sulfur | Thietane | Thiete |
Compounds with two heteroatoms:
| Heteroatom | Saturated | Unsaturated |
|---|---|---|
| Nitrogen | Diazetidine | |
| Oxygen | Dioxetane | Dioxete |
| Sulfur | Dithietane | Dithiete |
Read more about this topic: Heterocyclic Compound
Famous quotes containing the word rings:
“You held my hand
and were instant to explain
the three rings of danger.”
—Anne Sexton (1928–1974)