Benzylidene Acetone
Alias: Benzylacetone, trans-benzylideneacetone, 4-phenyl-3-butene-2-one
CAS number: 1896-62-4 and 122-57-6
Molecular formula: C10H10O
Molecular weight: 146.19
Relative density: 1.0377 g/ml
Melting point: 38.5-41°C
Boiling point: 260-262°C
Flash point: 66°C
EINECS number: 204-555-1
Odor: similar to the aroma of coumarin and rhubarb
Properties: colorless to light yellow solid
Solubility: Easily soluble in ethanol, benzene and chloroform, almost insoluble in water and petroleum ether.
Content specification: ≥99%
Packing: 20 kg plastic drum
Storage method: pay attention to fire sources, especially avoid sunlight, store in a cool place sealed.
Addition: FEMA (mg/kg): soft drinks 0.82; cold drinks 0.84; candy 3.7; baked goods 4.5; jelly and pudding 2.1; shortening 0.20.
The main purpose
Electroplating, dyes, flavors and fragrances and pharmaceuticals, etc. Brightener for zinc plating, grain refiner. Used in organic synthesis intermediates, dyeing mordants, fixing agents, preparation of spices or flavoring agents, flavor anti-volatile agents and galvanizing brighteners.
According to my country's GB2760-1996 regulations, benzylacetone is temporarily allowed to be used as a edible spice for the preparation of sweet pea, cocoa, nuts, cherries, fruits and other flavor flavors. It is also used as a modifier and anti-volatile agent for floral flavors. It has a stimulating effect on the skin and is generally not used in cosmetics. In addition, benzylidene acetone can also be used as a mordant, fixing agent and brightening agent for galvanizing in the dyeing industry. Brighteners are organic compounds that can produce brightening and leveling effects. Generally contain aromatic aldehydes or aromatic ketones and certain heterocyclic aldehydes, namely coumarin, vanillin, benzal acetone, etc., and its molecular structure contains a carbonyl group. As long as this structure remains unchanged, it replaces various substituents. Can produce many kinds of compounds with brightening effect. Among them, benzalacetone has the best effect. Most of these additives on the market in China are benzalacetone as the main brightener.