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Menthol Crystals are organic, naturally derived
or synthetically produced, white crystalline substances (C10H20O) with a strong
peppermint aroma. They are widely used in pharmaceuticals, food flavoring,
cosmetics, and aromatherapy for their cooling, analgesic, and refreshing
properties.
General Information:
- Chemical
Name: L-Menthol (Levomenthol)
- CAS
Number: 2216-51-5
- Chemical
Formula: C10H20O
- Molecular
Weight: 156.27 g/mol
- IUPAC
Name:
(1R,2S,5R)-2-Isopropyl-5-methylcyclohexanol
Physical and Chemical Properties:
- Appearance:
White, crystalline solid with needle-like structures.
- Odor:
Strong characteristic peppermint odor.
- Melting
Point: 41–44°C (105.8–111.2°F).
- Boiling
Point: 212°C (414°F).
- Density:
~0.89 g/cm³.
- Optical
Rotation: -49° to -50° (specific for L-Menthol).
- Solubility:
- Soluble in ethanol, ether, and chloroform.
- Slightly soluble in water.
Applications:
- Pharmaceutical
Industry:
- Used in cough drops, ointments, nasal sprays, and cold rubs for
its cooling and decongestant properties.
- Acts as a mild analgesic and antipruritic.
- Flavor
and Fragrance Industry:
- Key ingredient in peppermint flavors for chewing gums, toothpaste,
and mouthwashes.
- Used in perfumes and cosmetics for a cooling sensation.
- Food
Industry:
- Commonly used as a flavoring agent in confectionery, ice creams,
and beverages.
- Aromatherapy:
- Popular in essential oils for its calming and refreshing effects.
- Cosmetics
and Personal Care:
- Incorporated into shampoos, soaps, and lotions for a fresh and
cooling effect.
- Industrial
Uses:
- Used in certain industrial formulations for its odor-masking and cooling properties.
Storage and Handling:
- Store
in a cool, dry place away from direct sunlight and moisture.
- Use
protective gloves and masks during handling to prevent irritation.
If you need further information or have specific questions, feel free to ask!