2025-06-04

Properties of dimethyl sulfate

Dimethyl sulfate is a colorless or slightly yellow oily liquid with a slight onion odor and is flammable. Its molecular weight is 126.14, the relative density is 1.3322 at 20 ℃/4 ℃, the melting point is as low as -31.8 ℃, and the boiling point is 188 ℃.

2025-06-04

Dimethyl sulfate: a secret tool for methylation

Dimethyl sulfate (DMS) is a highly efficient methylation reagent with the molecular formula (CH3 O) ₂ SO ₂, and appears as a colorless oily liquid at room temperature. Its methylation ability is irreplaceable in the fields of medicine, pesticides, and fine chemicals, with a year-on-year increase of 8.5% in domestic demand in 2022.

2025-06-04

Precautions for transportation and storage of dimethyl sulfate

1. Packaging: Sealed containers with anti-corrosion properties should be used for packaging to avoid leakage and vapor release.2. Marking: Information about the chemical, such as name, hazardous properties, production date, etc., should be indicated on the packaging and comply with relevant regulatory standards.