1,3-,4,5,6,11a-六氢-7 E -2-苯甲硫氨酸5是2-苯基四氢硫代吡喃鎓1-甲基化物8的[2,3]σ重排产物,它是通过1-的反应合成的甲基-2-苯基四氢硫代吡啶鎓三氟甲磺酸酯3与氨基甲酸钠在液氨中或通过氟离子诱导的高氯酸反式-2-苯基-1-[[(三甲基甲硅烷基)甲基]四氢硫代吡喃鎓的甲硅烷基化反应。化合物5在室温下稳定,并通过开环还原成内酯8。
1,3-,4,5,6,11a-六氢-7 E -2-苯甲硫氨酸5是2-苯基四氢硫代吡喃鎓1-甲基化物8的[2,3]σ重排产物,它是通过1-的反应合成的甲基-2-苯基四氢硫代吡啶鎓三氟甲磺酸酯3与氨基甲酸钠在液氨中或通过氟离子诱导的高氯酸反式-2-苯基-1-[[(三甲基甲硅烷基)甲基]四氢硫代吡喃鎓的甲硅烷基化反应。化合物5在室温下稳定,并通过开环还原成内酯8。
Novel chemical behaviour of a [2,3] sigmatropic rearrangement product of 2-phenyltetrahydrothiopyranium 1-methylide
作者:Satoshi Doi、Naohiro Shirai、Yoshiro Sato
DOI:10.1039/a802309c
日期:——
1,3,4,5,6,11a-Hexahydro-7E-2-benzothionine 5, which is a [2,3] sigmatropicrearrangement product of 2-phenyltetrahydrothiopyranium 1-methylide 8, has been synthesized by reaction of 1-methyl-2-phenyltetrahydrothiopyranium triflate 3 with sodium amide in liquid ammonia or by the fluoride ion-induced desilylation of trans-2-phenyl-1-[(trimethylsilyl)methyl]tetrahydrothiopyranium perchlorate trans-7.
1,3-,4,5,6,11a-六氢-7 E -2-苯甲硫氨酸5是2-苯基四氢硫代吡喃鎓1-甲基化物8的[2,3]σ重排产物,它是通过1-的反应合成的甲基-2-苯基四氢硫代吡啶鎓三氟甲磺酸酯3与氨基甲酸钠在液氨中或通过氟离子诱导的高氯酸反式-2-苯基-1-[[(三甲基甲硅烷基)甲基]四氢硫代吡喃鎓的甲硅烷基化反应。化合物5在室温下稳定,并通过开环还原成内酯8。