View all references were reported. During some other research in our group, we unexpectedly discovered that PPh 3 is also an effective catalyst for the rearrangement of 2??chloroglycidic esters. Therefore, we report a novel and convenient method for the preparation of 3??chloro??2??keto esters 2 by the treatment of 2??chloroglycidic esters 1 with PPh 3 as shown in Scheme 1. ... View all references On the other hand, in our case, 1b was converted to 2b ...
