| Status: | SAA |
|---|---|
| IUPAC: | sodium hydrogen methylarsonate |
| CAS: | monosodium methylarsonate |
| Reg. No.: | 2163-80-6 |
| Formula: | CH4AsNaO3 |
| Activity: | herbicides (arsenical herbicides) |
| Notes: | There is no ISO common name for this substance; the name “MSMA” is approved by the Standards Association of Australia and the Weed Science Society of America. |
| Structure: | ![]() |
| InChI: | InChI=1/CH5AsO3.Na/c1-2(3,4)5;/h1H3,(H2,3,4,5);/q;+1/p-1/fCH4AsO3.Na/h3H;/q-1;m |
A data sheet from the Compendium of Pesticide Common Names