Abstract Various primary alcohols were smoothly transformed into 3-aryl- and 3-alkylisoxazoles in good yields in one pot by successive treatment with PhI(OAc)2 in the presence of TEMPO, NH2OH, and then NCS, followed by reaction with alkynes in the presence of Et3N. Similarly, various primary alcohols were smoothly transformed into 3-aryl- and 3-alkylpyrazoles in good yields in one pot by successive
抽象的 通过在
TEMPO,NH 2 OH和
NCS的存在下依次用PhI(
OAc)2连续处理,然后与
炔烃反应,在一个锅中将各种伯醇顺利地转化成高产率的3-芳基-和3-烷基
异恶唑。的Et存在下3 N.类似地,多种伯醇被顺利转化为3-芳基-和3- alkylpyrazoles以良好的收率以一锅煮的通过用岛(
OAC)连续处理2在
TEMPO,PhNHNH存在2,然后
NCS和癸基
甲基硫醚,然后在Et 3存在下与
炔烃反应因此,3-芳基-和3-烷基异唑和3-芳基和3-烷基
吡唑都可以在无过渡
金属的条件下由易得的伯醇在一个罐中制备。 通过在
TEMPO,NH 2 OH和
NCS的存在下依次用PhI(
OAc)2连续处理,然后与
炔烃反应,在一个锅中将各种伯醇顺利地转化成高产率的3-芳基-和3-烷基
异恶唑。的Et存在下3 N.类似地,多种伯醇被顺利转化为3-芳基-和3- alkylpyrazoles以良好的收率以一锅煮的