Raspberry ketone (also known as raspberry ketone) exists in natural raspberry juice, the content is about (0.1~0.2)×10-6, is an important fragrance component of the basin essential oil, is widely used at home and abroad a kind of fragrance with elegant fruit, its chemical name is 4-p-hydroxyphenyl-2-butanone, is a glossy particle or needle-like white crystal, melting point 83℃, Boiling point 161 ° C (0.67kPa), soluble in alcohol and oil, almost insoluble in water. Raspberry ketone has great economic value, which has been widely concerned in recent years, and the demand is increasing year by year (refer to relevant literature)
