Chemical Material DL-Menthol 99% The Perfect Solution for Solid White Production

Product Description 

Menthol has a mint-like odor and a fresh, cooling taste. It may be prepared by hydrogenation of thymol.

Menthol is a cyclic terpene alcohol flavors and fragrances with its appearance exhibiting colorless needle or shuttle columnar crystal or white crystalline powder. It has special aroma of mint with its taste being hot at first but then being cool later.

Mode of Action

Menthol exhibit neutralizing reaction in the ethanol solution, being extremely easily soluble in ethanol, chloroform, petroleum , , liquid paraffin or volatile oil and being very slightly soluble in water.
Its molecular structure contains three asymmetric carbon atoms, so it has four stereoisomers with their aroma intensity and type and cool feeling being different. There are two common types: natural menthol and synthetic menthol. Natural menthol is a kind of saturated ring alcohol obtained through the freezing and crystallization, separation and refinement of peppermint oil with the optical rotation being L; synthetic menthol is made from taking lemon eucalyptus oil as raw material.
Its main component can be manufactured from the ring closing reaction of citronellal to obtain isopulegol, followed by hydrogenation, or through the synthesis of thymol from m-cresol with catalytic hydrogenation resulting in

four menthol mixture of isomers with the precise vacuum distillation obtaining defined synthetic menthol, being racemate with no optical rotation. It has bactericidal and anti-corrosion effect and can be used as the fragrance of toothpaste, perfume, beverages and confectionery. In the medicine, it can be used for making cool oil, painkillers, mouthwash, and so on.

The main applications are as follows:
1. Menthol can act on the skin sensory nerve end, making the skin surface to produce cool feeling, achieving the purpose of itching prevention. Topical administration to the affected area can be used for the treatment of urticaria, prurigo, prickly heat, rash, neurodermatitis and skin pruritus and so on.
2. It can be used for the treatment of headache, nasal congestion and sore throat. This product has pleasant aroma and has curing effect on treating cold and wind heat. It has effects of refreshing the mind and clearing the throat.

Use

Menthol is mainly used in medicine, toothpaste, toothpaste and mouthwash with its cool taste being able to enhance the smell of peppermint oil,

having effect of refreshing the brain as well as disinfection effects. It can

also be used as spices to be applied to the colognes. Application of

appropriate amount of low-grade soap and detergent fragrance such as

roses, geraniol, lavender and fragrant has effects of enhancing the tone

and aroma. It can also be applied to food flavors and flavor for wine and tobacco.
In medicine, it can be applied to the cooling oil, painkillers, etc., it can

also be used for making toothpaste, toothpowder, candy, beverages,

spices and so on. How to use: it can be used for formulating the food

flavor in the food flavor plant; or also be directly added or dissolved in

alcohol to be added to the food flavoring. Storage requirements: placed

in a cool place, sealed for storage. Avoid wind and rain.