α-keto-carboxylic acids from acyl halides. Google Patents US4481368 & US4481369. EthylCorporation. [2014-07-14]. (原始内容存档于2016-06-10). Werner Bertleff, Michael Roeper
PMID 11950359. doi:10.1021/ol020032m. Ando, Y; Tomita, Y; Haba, Y. Preparation of Ethyl Magnesium Bromide for Regiospecific Analysis of Triacylglycerols Journal