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Acetanilide process flow: Acetanilide is obtained by acylation and rectification of aniline and glacial acetic acid. Uses: Mainly used as raw materials for the production of medicines, dyes and other organic products.
The physical and chemical properties of sodium methoxide
Sensitive to air and moisture, decomposes into methanol and sodium hydroxide rapidly when meeting water, and decomposes in air above 126.6°C.
Process flow of liquid sodium methoxide
Produced by continuous method. Solid sodium hydroxide is dissolved in methanol. After dissolving, it is precipitated and clarified to remove solid impurities. The clear liquid is pumped into the top of the reaction dehydration tower, and refined methanol vapor enters the tower from the bottom of the tower. After continuous reaction and dehydration, the product is obtained from the bottom of the tower. The water-containing methanol vapor comes out from the top of the tower and enters the rectification system for refining, and the anhydrous methanol vapor returns to the bottom of the tower.
The impact of sodium methoxide on the environment
Health Hazard Routes of entry: inhalation, ingestion, and percutaneous absorption.
One of the basic organic raw materials, used in the manufacture of various organic products such as methyl chloride, methylamine and dimethyl sulfate. It is also the raw material of pesticides (insecticides, acaricides), medicines (sulfonamides, synmycins, etc.), and one of the raw materials for the synthesis of dimethyl terephthalate, methyl methacrylate and methyl acrylate.
Cyclopropyl methyl ketone, chemical formula C5H8O, is a common organic solvent, widely used in chemical industry, medicine, agriculture and other fields. This article will deeply explore the properties, applications, production and future development direction of cyclopropyl methyl ketone, so as to bring you a comprehensive understanding and understanding.
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