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Difluoromethane
difluoromethane is an organic compound, chemical formula CH2F2, colorless gas, commonly used as refrigerant, dry engraving agent.
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Product Description

Basic information

Chinese name二氟甲烷Water solubilityInsoluble in water
English namedifluoromethaneAppearanceColorless gas
Chemical formulaCH2F2Flash point-78.5℃
Molecular weight52.023Safety descriptionS9,S16,S33
CAS NO.75-10-5Hazard symbolsF
EINECS NO.200-839-4Risk codesR11
Melting point-136℃Boiling poin-51.6℃


Main applications

Application 1: It is a coolant with zero ozone loss potential.

Application 2:  Difluoromethane and pentafluoroethane can form an azeotrope (known as R-410A) to be used as an alternative to chlorofluorocarbons (also known as Freon) in the new coolant system, primarily as an alternative to HCFC-22 as a mixed medium and low temperature refrigerant.


Methods of production

① Natural gas fluorination, CH4+2F2→CH2F2+2HF.

② fluoromethane,CH3F+F2→CH2F2+HF.

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Company Profile

Daxunte (Shandong) Chemical Products Co. , Ltd. . Since its establishment, to pursue quality, integrity service as its own responsibility, and constantly enhance technical strength, improve management level. After years of efforts, the company has developed into a cross-regional diversification of the comprehensive enterprise. Located in Jinan, Shandong province, China's largest chemical production and distribution center, Daxunte (Shandong) Chemical Products Co. , Ltd. It is a professional supplier of high-tech chemical products integrating R&D, production and sales. It has an excellent team with many years of chemical professional background and great innovation ability. The company hopes through technological innovation, management innovation, Mechanism Innovation, warehousing logistics innovation, to create the influence of domestic chemical enterprises.

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