The preparation and reactions of dienol ester and dienol ester derivatives of hagemann's ester and its t-butyl analogue
作者:Murray V. Baker、Christine Ghitgas、Richard K. Haynes、Audrey E. Hilliker、Gregory J. Lynch、Gloria V. Sherwood、Yeo Hwee-Ling
DOI:10.1016/s0040-4039(01)90028-0
日期:1984.1
The efficient conversion of Hagemann's ester and its t-butyl analogue into dienol ethers and dienol esters, and reactions of the derived dienolates with electrophiles is described.
描述了哈格曼酯及其叔丁基类似物有效转化为二烯醇醚和二烯醇酯,以及衍生的二烯酸酯与亲电子试剂的反应。
Transannular Diels−Alder Entry into Stemodanes: First Asymmetric Total Synthesis of (+)-Maritimol
作者:András Toró、Pawel Nowak、Pierre Deslongchamps
DOI:10.1021/ja000728f
日期:2000.5.1
On the use of the imine-diene cyclocondensation reaction in the synthesis of yohimbine congeners
作者:Samuel Danishefsky、Matthew E. Langer、Claus Vogel
DOI:10.1016/s0040-4039(00)98277-7
日期:1985.1
Regioselective dienolate formation and alkylation of alkyl 2-methyl cyclohexene-1 carboxylates
Exocyclic deprotonation and α alkylation with methyliodide of title compounds have been observed. A clarification of Hagemann ester ethylene ketal reactivity toward strong bases is given.