Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Substituted resorcinols are produced by the thermal addition of cyclobutenones to trialkylsilyloxyalkynes. The dehydrobromination of (Z)-2-bromovinyl silyl ethers has been employed in the first synthesis of trialkylsilyloxyethyne derivatives. ... Trialkylsiloxyacetylenes can ...