反应详情

In an analogous manner 4-n-butyl-1-(hex-5-ynyl)-2-oxa-6,7-dithiabicyclo[2.2.2]octane, 4-t-butyl-1-(hex-5-ynyl)-2-oxa-6,7-dithiabicyclo[2.2.2]octane, 4-i-butyl-1-(hex-5-ynyl)-2-oxa-6,7-dithiabicyclo[2.2.2]octane, 1-(hex-5-ynyl)-4-phenyl-2-oxa-6,7-dithiabicyclo[2.2.2]octane and 4-cyclopropylmethyl-1-(hex-5-ynyl)-2-oxa-6,7-dithiabicyclo[2.2.2]octane were prepared from trimethyl orthohept-6-ynoate and 2-n-butyl-2-hydroxymethylpropan-1,3-dithiol, 2-t-butyl-2-hydroxymethylpropan-1,3-dithiol, 2-i-butyl-2-hydroxymethylpropan-1,3-dithiol, 2-hydroxy-methyl-2-phenylpropan-1,3-dithiol and 2-cyclopropylmethyl-2-hydroxymethylpropan-1,3-dithiol respectively.