ABSTRACT: A wide variety of aliphatic acid chlorides including an optically active one has been efficiently converted to their t-butyl esters under very mild re- action conditions by employing activated alumina as a catalyst. ... Owing both to much retard of self-condensation to ... One of the most expedient ester preparations ap- ... Therefore in order to suppress that decomposition, we ... A s can be seen in Table 1, our idea has been real-