Dark red oily liquid. Fine heat-resistant and lightfasterness. No lysogenesis. Its coloring matter belongs to the carrot family; the fine product is the dark reddish, needle-like crystal (the extraction from co2 and ethanal ). It is flammable with the melting point is 174℃. It easily dissolves in co2 (1g/50ml), boiling aether (1g/3L),ethane (1g/14L,0℃) ;it dissolves in chloroform and benzene; It dissolves a little ethanal and carbinol ; it never dissolves in water. It is steadier in the body of plant, its fine product is easily oxidation and imbibed oxygen amounts to 30%.
Physiological function
According to the clinical research in Howard Hospital in U.S. in 1998, we find the lycopn can prevent the cancer, reduce tumour and lower the diffused speed of tumour, especially prevent the cancer of prostate, lung, stomach, galactophore and uterus. Its capacity of anti-oxygen is 2 times than the one of the β-carotene and 100 times than the Vitamin E. It also has the capacity of anti-ultraviolet radiation