Assertion: vinyl fluoride | /r/HasProperty | prepared by direct reaction
Facets:
value: from acetylene
type: OTHER
value: in the presence of hgcl
type: OTHER
value: by treating acetylene
type: MANNER
value: from hydrogen fluoride
type: OTHER
Source sentences:
text: Vinyl fluoride is prepared from acetylene and hydrogen fluoride by direct reaction in the presence of HgCl 2 or by first treating acetylene with excess hydrogen fluoride to form CH 3 CHF 2 , which is then converted to H 2 C=CHF by heating at 700 °C (1,300 °F).