SEARCH Articles Figures Tables Binary Phosphorus-Sulfur and -Selenium Rings Boron-phosphorus rings Carbon-nitrogen-phosphorus-sulfur-metal rings Carbon-phosphorus-metal rings Carbon-phosphorus-nitrogen rings Carbon-phosphorus-oxygen rings Carbon-phosphorus-oxygen-metal rings Carbon-sulfur-phosphorus rings Chalcogen-Nitrogen Rings Containing Phosphorus(III) or Other p-Block Elements Chalcogen-nitrogen-phosphorus rings Five-membered ring phosphorus Four-membered Rings containing Sulphur, Nitrogen, and Phosphorus Four-membered ring systems silicon and phosphorus heterocycles Germanium-phosphorus rings Group 13 systems boron-phosphorus rings Group 15 systems phosphorus-nitrogen rings Nitrogen-Phosphorus(V) Rings Nitrogen-phosphorus ring compounds Nitrogen-phosphorus rings Other Phosphorus-Containing Diketo-Ring Systems Phosphorus Compounds Ring Ketones Phosphorus aziridine ring Phosphorus heterocycles five-membered rings Phosphorus heterocycles four-membered rings Phosphorus heterocycles three-membered rings Phosphorus ring oxygen replacement Phosphorus rings structure Phosphorus seven-membered rings Phosphorus, replacing ring oxygen Phosphorus-Substituted Sugar Rings Phosphorus-containing Ring Systems Phosphorus-containing Rings Phosphorus-nitrogen ring system Phosphorus-nitrogen rings cyclophosphazenes Phosphorus-nitrogen rings macrocycles Phosphorus-nitrogen rings synthesis Phosphorus-nitrogen-boron rings Phosphorus-nitrogen-sulfur rings Phosphorus-oxygen rings Phosphorus-selenium rings Phosphorus-sulfur rings Phosphorus-tellurium rings Ring Compounds Based on Phosphorus and Silicon Saturated Rings with Phosphorus and Carbon Silicon-, Germanium- and Tin-Phosphorus Rings Silicon-phosphorus rings Six-membered ring phosphorus Tervalent Phosphorus-Nitrogen Ring Compounds Unsaturated Rings with Phosphorus and Carbon