title: Resolution of ring-substituted phenylalanines by the action of alpha-chymotrypsin on their ethyl esters.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D002852:Chromatography, Ion Exchange; D002918:Chymotrypsin; D004295:Dihydroxyphenylalanine / Q000302:isolation & purification*; D004952:Esters; D000431:Ethanol; D010134:Fenclonine / Q000302:isolation & purification; D005461:Fluorine / Q000302:isolation & purification; D006868:Hydrolysis; D007475:Ion Exchange Resins; D007700:Kinetics; D010649:Phenylalanine / Q000302:isolation & purification*; D013237:Stereoisomerism; D014443:Tyrosine / Q000302:isolation & purification*
chemical_list: D004952:Esters; D007475:Ion Exchange Resins; D005461:Fluorine; D000431:Ethanol; D014443:Tyrosine; D010649:Phenylalanine; D004295:Dihydroxyphenylalanine; D002918:Chymotrypsin; D010134:Fenclonine