Diethyl phosphite DEP

Identification: Chemical Name: Diethyl phosphite Synonyms: Diethyl hydrogen phosphonate; Phosphonic Acid Diethyl Ester; Diethoxyphosphine oxide; Diethyl acid phosphite; DEP CAS No.: 762-04-9 Molecular Formula: C2H5O)2POH Relative molecular mass:138.09 Properties: Diethylphosphite is an important organic chemical compound raw material. colorless transparent liquid. Melting point::187-188°C,87°C(2.67KPa),refractive index: 1.4101(20°C),relative density :1.0736(20°C),flash point :90°C, easy to dissolve in mellow and aether organic solvents,etc. Specifications: Appearance :colorless transparent liquid, slight smell, no clear mechanical impurities Free acid (as HCL):≤0.2% Diethyl phosphite Content:≥99.5% Application: The product can used as extracting agent, phosphoric acid ester family intermediate; widely uses in pesticide industry for producing organophosphorus fungicide--kitazin. The product can take place of the mercurial to prevent and cure rice blast. Also has certain effect on rice rhizoctonia disease and grain dry sickness ,etc. Packing& Storage: packs in dry plastic drum should has inner plug in the plastic drum, and good sealing property. 250KgS/drum.

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