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Acetylpropionic acid
white flaky crystal or colorless to light yellow transparent liquid
Product English Name: Acetylpropionic acid
Product Synonyms: L-sugar to acid
Molecular formula: CH3COCH2CH2COOH
Usage: This product is mainly used resin, medicine, spices, coating materials and solvents. In the pharmaceutical industry, its calcium salt can be made into intravenous injections and anti-inflammatory pain. It can be used for low-fat food flavor or tobacco flavor. Preparation of the pairs of the FDA to produce water-soluble phenolic resin, used in paper-making industrial production filter paper. Preparation of pesticides can also be used (such as plant hormones, etc.), dyes and surface active agent horses.
CAS No. 123-76-2
Toxic protective low toxicity of this product.
Packaging Storage packaged in plastic cartridges, plus wooden reinforcement. Stored in a cool, dry, ventilated place. Away from the fire source. According to the provisions of flammable chemicals, storage and transportation.
Physical Properties White flaky crystal, flammable, there is hygroscopic. Soluble in water and alcohols, ethers organic solvents. Almost no decomposition under normal pressure distillation, if prolonged heating the water loss becomes the Y-unsaturated lactone. Melting point 37.2 . Boiling point 139-140 (1kPa). The relative density of 1.1335 (20 / 4 ). Refractive index nD (20 ) 1.4396.
, Also known as left-helical sugar acid, fructose acid, Y-e acid
Molecular Formula: C5H8O2
Molecular Weight: 116.12 (according to the 1997 international atomic weight table)
Properties: white flaky crystal or colorless to light yellow transparent liquid, there is hygroscopic, soluble in water, alcohols, ethers, ketones and aromatics, which does not dissolve in fat and hydrocarbons.
Usage: can be as antelope acid reaction, but also as ketones by esters, halogenation, hydrogenation, oxidative dehydrogenation, condensation, and other chemical reactions, can be obtained a wide range of products. If used as plastic modifiers, solvents, pharmaceuticals, industrial chemicals, perfume, pesticide intermediates, organic synthesis intermediates, polymer additives, lubricant additives, surface active agent, printing ink, rubber additives, cosmetic additives (including the shampoo, wash supplies), etc.