About: http://webisa.webdatacommons.org/187298812

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Compounds of formula X* wherein R.sub.4 is 4-(tetrazolyl-5-yl)-phenyl, are obtainable by reaction of 4-cyanobenzaldehyde with an alkali metal azide, such as sodium azide, in the presence of a suitable alkali metal halide, such as lithium
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com