Menthol CAS 89-78-1 , also known as menthol, is a terpenoid organic compound with the chemical formula C10H20O. Menthol is extracted from the leaves and stems of peppermint, with white crystals, and is the main component in essential oils of peppermint and peppermint. Menthol generally has two isomers (D-type and L-type), and the natural menthol is mainly the left isomer (L-menthol). Here, menthol generally refers to the racemic menthol (DL menthol). Menthol can be used as an aroma enhancer for toothpaste, perfume, drinks and candies. Used as an irritant in medicine, it acts on the skin or mucous membranes and has a cooling and itching relieving effect. Internally taken, it can be used as a windward medicine for headaches, as well as for symptoms such as nasal, pharyngeal, and laryngitis. Its esters can also be used in spices and pharmaceuticals.

Chinese name: menthol

Foreign name: Menthol

Nickname: menthol

Chemical formula: C10H20O

Molecular weight: 156.265

Configuration: D-type (right handed); L-shaped (left handed); DL type (racemic)

CAS number: 89-78-1 (DL); 15356-60-2 (D); 2216-51-5 (L) [3-5]

Physical and chemical properties

Peppermint oil, also known as menthol, is a cyclic monoterpene. Flammable, fully combustible, smokeless during combustion. It is a colorless needle shaped or prismatic crystalline or white crystalline powder; It has a special aroma of mint, which initially burns and cools down; Ethanol solution exhibits a neutral reaction. This product is highly soluble in ethanol, chloroform, ether, liquid paraffin, or volatile oil, but very slightly soluble in water.

Main purpose

1. Menthol and racemic menthol are both used as flavoring agents for toothpaste, perfume, drinks and candy. Used as an irritant in medicine, it acts on the skin or mucous membranes and has a cooling and itching relieving effect; Internally taken, it can be used as a windward medicine for headaches, as well as for symptoms such as nasal, pharyngeal, and laryngitis. Its esters are used in spices and pharmaceuticals. In the world, China and Brazil are the main natural mint production parks, with annual production of mint oil reaching 2000-3000t.

2. It is widely used in daily essence, edible essence and tobacco essence. Generally 1100mg/kg in chewing gum; 400mg/kg in candy; 130mg/kg in baked goods; Ice cream 68mg/kg; 35mg/kg in soft drinks.

3. It has bactericidal and anti-corrosion effects.

4. Special additives used as therapeutic cosmetics. Used for toilet water, etc. It can also be used as an aroma enhancer for toothpaste, perfume, drinks, candy, etc. Used for candy, beverages, spices, and medicinal purposes.

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