L- methyl lactate and L-ethyl lactate synthesized from natural. L(+) lactic acid are provided with high purity and quality, both of them are the transparent colorless liquids with a characteristic odor, L-ethyl lactate is widely used as flavorings in alcoholic beverages, food and feed industry. L-methyl lactate and L-ethyl lactate , being the synthetic materials and high boiling point solvents, are mainly applied in chemical industry