General situation of: Cinnamic acid, also known as ß-phenylacrylic acid, 3-phenyl-2-acrylic acid. It is an organic acid separated from cinnamon bark or benzoin. Phenyl acrylic acid produced by deamination of phenylalanine in plants. Mainly used in flavors and fragrances, food additives, pharmaceutical industry, beauty, pesticides, organic synthesis, etc.
basic information:
English name: cinnamic acid
Structural Formulas: C₆H₅-CH=CH-COOH
Formular Weight: 148.17
CAS: 140-10-3

physical and chemical parameters:
purity: ≥99%
Melting point: 133°C
Boiling point: 300°C
Water soluble: 0.4 g/L (20 °C)
density: 1.245
Appearance: White to almost white crystalline powder
refractive index: 1.555 (20 C)
solubility: Soluble in ethanol, methanol, petroleum ether, chloroform, soluble in benzene, ethyl ether, acetone, glacial acetic acid, carbon disulfide and oil, insoluble in cold water.
Storage and transportation conditions: Stored in a cool, dry, ventilated place, lined with plastic film bags, packed with polypropylene woven bags, or sealed with brown glass bottles.
Product use:
ONE: flavours and fragrances
It can be used as an aromatic mixture in soaps, shampoos, washing powders and daily cosmetics.
Cinnamic acid concoction apple, cherry, can be used as apple essence, cherry essence, fruit essence, floral essence.
TWO: Food additive
L- phenylalanine was synthesized by microenzyme from cinnamic acid. L-phenylalanine is an important food additive in the sweet Aspartame.
The use of cinnamic acid in mildew - resistant antiseptic sterilization can be used in food, vegetables, fruits preservation, antiseptic.
Three: medical industry
Pharmaceutical industry in the pharmaceutical industry, can be used for the synthesis of the treatment of coronary heart disease of the important drug lactate kexin and heartbreak, and the synthesis of chlorophenylbutyric acid and cinnamphenylpiperazine, used to produce "xinkean", local anesthetics, fungicides, hemostatic agents. Chlorobenzylbutanic acid and cinnamylpiperazine can also be synthesized and used as spine cone bone relaxant and antispasmodic agent. Mainly used for cerebral thrombosis, cerebral arteriosclerosis, coronary arteriosclerosis and other diseases. It can obviously inhibit the proliferation of lung adenocarcinoma cells. Cinnamic acid is an effective inhibitor of a-5491 human lung adenocarcinoma cells and has great application value in anti-cancer.
Four: Beauty in terms
Cinnamic acid can be used in cosmetic, casein amino acid enzyme is a key enzyme melanin synthesis, it launched by tyrosine level into melanin biological polymer chain reaction, cinnamic acid to inhibit the action of the formation of cheese, amino acids, enzymes, has certain isolation effect to the ultraviolet ray, can make the blotches becomes shallow, or even disappear, is one of indispensable components in senior sunscreen. The significant antioxidant effect of cinnamic acid has been shown to slow down the appearance of wrinkles. At the same time, cinnamic acid also has a good role in the protection of incense, usually as a raw material, used as a fixed incense in daily chemical essence.
note: According to customer requirements, can produce a variety of purity and other indicators of products.