Used as a solvent for polyurethane resin synthesis.
 Pharmaceutical solvent:

Dissolves highly polar compounds in drug synthesis.
 Electronic cleaning: 

Cleaning agent in LCD panel and chip manufacturing.
 Synthetic fiber: 

Solvent for acrylonitrile spinning.
 Gas absorption: 

Absorbs acidic gases (such as CO₂, H₂S) in industrial waste gas.
 Pesticide production:

Reaction medium for synthetic insecticides and herbicides.

Used to quickly dissolve paint, resin and adhesive.
 Pharmaceutical industry:

Used as a solvent for drug synthesis or extractant for natural products.
 Plastic foaming:

Used as a foaming agent in the production of polyurethane foam.
 Metal cleaning:

Degreasing of precision parts (replacing trichloroethylene).

Solvent for chlorination or methylation reactions.

Liquid-liquid extraction, mobile phase for chromatography analysis.

Adjust pH value, used for fiber dyeing and finishing.
 Leather tanning:

Depilatory agent and leather softening treatment.
 Feed preservation:

Acidification preservative for silage.
 Pharmaceutical intermediates:

Synthetic vitamins, antibiotics and other drugs.
 Rubber industry:

Coagulant for natural rubber.
 Organic synthesis:

Participate in the synthesis reaction of formate and formamide.

Dilutes nitro lacquer, ink and adhesive.

Production of weather-resistant coatings and powder coatings.
 Lubricant: 

Basic component of synthetic high-temperature lubricating oil.
 Plasticizer: 

Improves the flexibility and water resistance of plastics.
 Pharmaceutical intermediates: 

Synthesizes antiviral drugs (such as acyclovir).
 Polyurethane foam: 

Enhances the hydrolysis resistance and stability of foam.
 Pesticide synthesis: 

Used as an intermediate in pyrethroid insecticides.