Author's Organization:Rikagaku Kenkyusho, The Institute of Physical and Chemical Research Rikagaku Kenkyusho, The Institute of Physical and Chemical Research Rikagaku Kenkyusho, The Institute of Physical and Chemical Research Kaken Chemical Co., Ltd. Kaken Chemical Co., Ltd.
A new type sweetener (X) having a hydrofluorene structure was recently found. Correlation between its sweetness and structure was studied. The improved method for its synthesis was also examined.