Views:2 Author:Site Editor Publish Time: 2021-11-11 Origin:Site
Product parameters of cinnamic acid:
English Name: trans cinnamic acid
Chinese alias: cinnamic acid
CAS No.: 140-10-3
Molecular formula: c6h5-ch = ch-cooh
Molecular weight: 148.16
Relative density: (g / ml, 20 / 4oC) 1.245
Melting point: 133 ℃
Boiling point: (OC, atmospheric pressure) 300
Flash point: (OC) > 110
Refractive index: 1.555 (20 C)
Water solubility: 0.4 g / L (20 ℃)
Properties: white crystalline powder, slightly cinnamon aroma
Solubility: soluble in ethanol, methanol, petroleum ether, chloroform, easily soluble in benzene, ether, acetone, glacial acetic acid, carbon disulfide and oil, insoluble in cold water.
Content specification: ≥ 99%
Package: 25kg kraft paper bag
Storage method: pay attention to the fire source, especially avoid sunlight, and store in a cool place.
Main uses of cinnamic acid
Flavors and fragrances
It can be used as an aromatic mixture in soap, shampoo, washing powder and daily cosmetics.
Cinnamic acid modulates apple and cherry, and can be used as apple flavor, cherry essence, fruit flavor and flower fragrance.
It has the effect of inhibiting the formation of black tyrosinase, has a certain isolation effect on ultraviolet rays, and can make brown spots shallow or even disappear.
It is one of the essential ingredients in advanced sunscreen.
Cinnamic acid itself is a kind of spice, which has a good aroma preservation effect.
It is usually used as the raw material of fragrance, which can make the aroma of the main spice more fragrant and volatile.
In organic chemical synthesis, cinnamic acid can be used as a slow-release agent for galvanized sheet, a heat stabilizer for PVC, a crosslinking agent for polyurethane, a flame retardant for glyoxyl and polycaprolactam, and a chemical analysis reagent.
It is also a reagent for the determination of uranium and vanadium separation; It is also the main synthetic raw material of negative photosensitive resin.
Cinnamate, polyvinyl alcohol cinnamate, polyvinyl oxycinnamate ethyl ester and epoxy resin with cinnamate as side group were mainly synthesized.
It can be used as a heat stabilizer for PVC, sterilizing and deodorant, and can also be added to rubber and foam plastics to make antiseptic shoes and insoles.
It can also be used to prevent mildew in cotton fabrics and synthetic fibers, leather, coatings, shoe polish and straw mats.