Beitr. Tabakforsch. Int./Contrib. Tob. Research, 2001, 19-7, p. 339-43, ISSN.0173-783X
Synthesis of 3-Oxo-α-ionol ethyl carbonate and its conversion to megastigmatrienones in tobacco smoke
Changsha Cigarette Factory, Research Center, Changsha, Hunan, China
3-Oxo-α-ionol ethyl carbonate, a precursor of megastigmatrienones was prepared by reduction of α-ionone to α-ionol, followed by esterification with ethyl chloroformate and then by oxidation with t -butyl chromate. The total yield was about 23%....