Two new bisabolane sesquiterpenes were isolated from the roots of Leontoptdium longifolium. Their structures were elucid......

利用不对称双羟化反应和Raney镍的原位还原, 高对映选择性和高产率地实现了(S)-(+)-α-姜黄烯(1)的立体选择性合成.用MsCl保护化合......