deprotection reaction 21 article 18 unclassified drug 14 priority journal 8 quantitative analysis 6 reaction analysis 6 synthesis 6 acid 5 catalysis 5 Candida antarctica 4 Carbohydrates 4 Deacetylation 4 Deprotection 4 Escherichia coli 4 Hydrolysis 4 Isomers 4 Stereoisomerism 4 biocatalyst 4 carbon nuclear magnetic resonance 4 chemical structure 4 deacetylation 4 enzyme mechanism 4 enzyme synthesis 4 furan derivative 4 hydrolase 4 hydrolysis 4 lactone derivative 4 methyl 2,3 di o acetyl alpha dextro ribofuranoside 4 methyl 2,3,5 tri o acetyl beta dextro ribofuranoside 4 nucleoside derivative 4