| Approval: | JMAFF | 
|---|---|
| IUPAC PIN: | (Ξ)-[O-ethyl O-(4-nitrophenyl) phenylphosphonothioate] | 
| IUPAC name: | (RS)-[O-ethyl O-(4-nitrophenyl) phenylphosphonothioate] | 
| CAS name: | O-ethyl O-(4-nitrophenyl) P-phenylphosphonothioate | 
| CAS Reg. No.: | 2104-64-5 | 
| Formula: | C14H14NO4PS | 
| Activity: | insecticides (phosphonothioate) | 
| Notes: | There is no ISO common name for this substance; the name “EPN” is approved by the Japanese Ministry of Agriculture, Forestry and Fisheries and the Entomological Society of America, and is also approved in China (苯硫膦). | 
| Structure: | |
| Pronunciation: | ē pē ěn Guide to British pronunciation | 
| InChIKey: | AIGRXSNSLVJMEA-UHFFFAOYSA-N | 
| InChI: | InChI=1S/C14H14NO4PS/c1-2-18-20(21,14-6-4-3-5-7-14)19-13-10-8-12(9-11-13)15(16)17/h3-11H,2H2,1H3 | 
A data sheet from the Compendium of Pesticide Common Names