Methyl vinyl ether is an organic compound with the chemical formula CHO. It is the simplest chemical that contains both an alkene group and an alkyl group with an ether linkage. The compound can be made by reaction of acetylene and methanol in presence of a base.
CHO is the simplest chemical that contains both an alkene group and an alkyl group with an ether linkage. 
( z1 small-molecule :name ( z2 name :op "CHO" ) :ARG0-of ( z3 contain :ARG1 ( z4 and :op ( z5 group :cxnsistof ( z6 alkene ) ) :op ( z7 group :cxnsistof ( z8 small-molecule :name ( z9 name :op "alkyl" ) ) ) :mod ( z10 both ) :accompanier ( z11 linkage :mod ( z12 ether ) ) ) ) :ARG1-of ( z13 have-degree :ARG2 ( z14 simple :ARG1 z1 ) :ARG3 ( z15 most ) ) )