I. Brackenridge et al., ENZYMATIC RESOLUTION OF OXALATE ESTERS OF A TERTIARY ALCOHOL USING PORCINE PANCREATIC LIPASE, Journal of the Chemical Society. Perkin transactions. I, (10), 1993, pp. 1093-1094
The tertiary alcohol 5 has been resolved to 90% ee (42% yield) by hydr
olysis of its oxalate 6b with porcine pancreatic lipase in pH 7 buff e
r containing 13% tert-butyl alcohol.