VS is a nerve agent of the V-series. Its chemical structure is very similar to the VX nerve agent, but the methyl group on the phosphorus atom is replaced by an ethyl group.[1]

See also

References

  1. ^ Hoenig, Steven L. (2007). "Nerve Agent – VS". Compendium of chemical warfare agents. New York, NY: Springer. pp. 106–109. doi:10.1007/978-0-387-69260-9_5. ISBN 9780387346267.