English name : 1,1 '- [methylenebis (oxy)] bis - Ethane; diethoxy - methan; 1,1-diethoxymethane; 3,5-dioxaheptene; diethylformal; 1,1 '- (methylenebis (oxy)) bis-Ethan; 1,1 '- [methylenebis (oxy)] bis-Ethan; ethoxymethyl ethyl ether; ethylal; formaldehyde diethyl acetal; diethoxymethane

nature Description : clarify colorless flammable liquid. -66.5 ° C melting point, boiling point of 89 ° C and relative density of 0.8319 (20 / 4 ° C), the refractive index of 1.3748 (18 ° C), the flash point of -5 ° C. Soluble acetone; Water and benzene, easily soluble in ethanol; Ether. Steam and air to form explosive mixtures.

production methods : a byproduct of the production of chloramphenicol. Right nitrobenzene ethanone dissolved in chlorobenzene, in the 26-28 ° C and stirring 71/92 bromine and brominated be right nitro - α - bromoacetophenone. Before adding Urotropine and added chlorobenzene, made of nitro - α - bromoacetophenone Urotropine salt solution. This salt solution by adding 27% hydrochloric acid solution, hours after chlorobenzene to add ethanol; Salt hydrolysis reaction. Formaldehyde also be conducted with ethanol Aldol activity.

purposes : for the synthesis of p - formaldehyde resin; Spices, is also used as a solvent and paint production.

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