6-[1,3]dioxolan-2-ylmethyl-2-(3-iodo-prop-2-ynyl)-3-methoxy-3,6-dihydro-2H-pyran

[3-(6-[1,3]dioxolan-2-ylmethyl-3-methoxy-3,6-dihydro-2H-pyran-2-yl)-prop-1-ynyl]-trimethyl-silane