L-Menthol CAS 2216-51-5
L-Menthol colorless needle-shaped crystals with a refreshing mint aroma. Relative density d1515=0.890, melting point 41~43℃, boiling point 216℃, 111℃ (2.67kPa), specific optical rotation αD Chemicalbook20=-49.3°, refractive index nD20=1.4609. Soluble in organic solvents such as ethanol, acetone, ether, chloroform and benzene, and slightly soluble in water. The chemical properties are relatively stable and can evaporate together with steam.
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Testing Items |
Standard Requirements |
Testing Result |
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Appearance |
Colorless transparent prismatic or acicular crystal |
Qualified |
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Scent |
aroma of Asia natura menthol feature |
Qualified |
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melting point |
42℃-44℃ |
42.2℃ |
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Non-volatile matter |
≤0.05% |
0.01% |
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specific rotation |
-43 °-- -52 ° |
-49.45 ° |
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Heavy Metals (By pb) |
≤0.0005% |
0.00027% |
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Solubility |
Add 1g sample to 5ml of ethanol 90%(v/v), obtaining a settled solution. |
Qualified |
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Levo-menthol Content |
95.0％～105.0% |
99.2% |
1.Menthol is an edible flavoring that is allowed to be used in my country and is mainly used for flavoring toothpaste, candies, and beverages.
2.Both menthol and racemic menthol can be used as flavoring agents for toothpaste, perfume, beverages and candies. It is used as a stimulant in medicine, acting on the skin or mucous membranes, and has a cooling and antipruritic effect; when taken orally, it can be used as a carminative for headaches and inflammation of the nose, pharynx, and larynx. Its esters are used in fragrances and pharmaceuticals.
3.The main component of peppermint oil. Due to its unique mint flavor and cooling effect, it is widely used in candies, cosmetics and toothpaste.
25kg/bag 20’FCL can hold 9 tons
L-Menthol CAS 2216-51-5
L-Menthol CAS 2216-51-5
