St. Chen et al., RESOLUTION OF N-PROTECTED AMINO-ACID DERIVATIVES IN SUPERCRITICAL CARBON-DIOXIDE CATALYZED BY ALCALASE, Bioorganic & medicinal chemistry letters, 4(4), 1994, pp. 625-630
Alkaline protease ''alcalase'' has been found to be very stable and ac
tive in supercritical carbon dioxide. Procedures for resolution of N-p
rotected amino acid derivatives in supercritical carbon dioxide cataly
zed by alcalase with high yields and optical purity have been develope
d.