Toluene-4-sulfonic acid (2R,3S)-3-methylsulfanylmethoxy-tetrahydro-pyran-2-ylmethyl ester

(2'R,4'aR,8'aS)-3-(hexahydropyrano<3,2-d><1,3>dioxin-2'-yl)propan-1-ol

toluene-4-sulfonic acid (2'R,3'S)-3'-but-3''-enylxytetrahydropyran-2'-ylmethyl ester

氰化钾