Assertion: polysaccharide's group | /r/HasProperty | acylated
Facets:
Source sentences:
text: When a cellulose derivative bearing trimethylsilyl ethers is treated with an acyl chloride in the absence of a base, the silyl ethers are regiospecifically replaced by acyl groups (in the presence of a base, the silyl ethers remain, and the free hydroxyl groups are acylated).
text: The free hydroxyl groups of cellulose acetate were acylated using Novozyme (immobilised Candida anctarctica lipase B) in acetonitrile .