p-Menthane-3,8-diol

CHEMICAL IDENTIFICATION
Product name: p-Menthane-3,8-diol
Other name: para-Menthane-3,8-diol; PMD; Menthoglycol; 2-Hydroxy-α,α,4-trimethylcyclohexanemethanol
Chemical name: 2-(1-Hydroxy-1-methylethyl)-5-methylcyclohexanol
CAS number: 42822-86-6
EC number: 255-9537
Molecular formula: C10H20O2
Molecular weight: 172.27

PHYSICAL CHEMISTRY
Purity: 90% Min.; 80% Min.
Appearance: White crystal or colorless to light yellow viscous liquid.
Odour: Faint mint.
Melting point: 34.5℃
Flash point: 139.8℃
Density: 0.989 g/mL at 24℃
Vapor pressure: 0.181 Pa, determined by gas saturation method.
Viscosity: 56.1 cP at 60℃
Solubility: In water 0.29 g/L at 25℃
Stability: Stable to sunlight, heat (54℃), metal (iron, aluminum), and metal ions (iron II acetate, aluminum acetate).

PROPERTIES
p-Menthane-3,8-diol, as a biochemical pesticide, is used as an insect repellent on human skin and clothing. It is made from extracts of eucalyptus plants. The product is a mixture of +/-cis and +/-trans isomers of p-methane-3,8-diol.
Apart from its use as an insect repellent active substance, p-menthane-3,8-diol has several other applications, or potential applications, such as antiseptics, antibiotics, fungicides and bactericides.

TOXICOLOGY
LD50 acute oral for rats > 5000 mg/kg.
LC50 acute dermal for rabbits > 5000 mg/kg.
LC50 acute inhalation for rats > 2.17 mg/l.
Eye Irritation (rabbit): Corrosive.
Skin Irritation (rabbit): Slight irritant.

PACKAGING: 50 kgs/drum.