<http://webisa.webdatacommons.org/427993115>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<scielo.br> .
<http://webisa.webdatacommons.org/427993115>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/26992207>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/427993115> .
<http://webisa.webdatacommons.org/427993115>	<http://www.w3.org/ns/prov#value>	".5 Acetic anhydride is the most commonly reagent used for acylal formation, products are named 1,1 ??diacetates." .