Dimethyl Sulfate is highly toxic & colorless liquid with the molecular formula (CH₃O)₂SO₂. The DMS is highly reactive methylating agent used in advanced organic synthesis, this chemical enables the efficient introduction of methyl groups into diverse organic compounds for research, pharmaceutical, and industrial applications. Known for its effectiveness in specialized chemical transformations, it is handled under strict safety and regulatory guidelines due to its corrosive properties and potential health hazards.

Dimethyl sulfate serves in manufacturing different king of dyes, fabric softeners & agro chemicals. It is also widely used in Pharma industry.