unsaturated compound造句怎么写

Multiply unsaturated compounds are usually best named by the IUPAC nomenclature.

A detailed discussion of amorphous alloy catalyst in hydrogenation of unsaturated compound is presented.

The research progress of indole with unsaturated compound of reaction;

"It may involve adding hydrogen at the sites of double or triple Bonds (see Bonding) to make them single Bonds (i.e., to saturate an unsaturated compound; see saturation), or to aromatic compounds to make them cyclic hydrocarbons."