The isolation of certain dipeptide esters, known to be potent sweetening agents, is achieved by selectively extracting, with a suitable alkanol in a heterogeneous system, an aqueous solution containing the dipeptide ester together with a variety of impurities.
通过在异相系统中使用合适的烷醇有选择地提取含有特定二肽酯的
水溶液,其中二肽酯被认为是有效的
甜味剂。