108401-36-1Relevant academic research and scientific papers
A HIGHLY EFFICIENT SYNTHESIS OF BICYCLO(n.3.1) RING SYSTEMS BY ALLENE INTRAMOLECULAR CYCLOADDITION: TANDEM INTRAMOLECULAR (2+2) CYCLOADDITION-(3,3)-SIGMATROPIC REARRANGEMENT
Hayakawa, Kenji,Ohsuki, Satoru,Kanematsu, Ken
, p. 4205 - 4208 (1986)
A novel one-step construction of bicyclo(5.3.1)undecane skeleton via intramolecular cycloaddition of allenyl ethers is described.
Competitive Intramolecular Cycloaddition and Tandem Cycloaddition/-Sigmatropic Rearrangement Sequence of Allenyl 3-Vinyl-2-cyclohexenyl Ethers: Evidence for Switching of the Reaction Pathway by the Substituent Effects
Hayakawa, Kenji,Aso, Kazuyoshi,Shiro, Motoo,Kanematsu, Ken
, p. 5312 - 5320 (2007/10/02)
The base-catalyzed intramolecular cycloaddition reactions (t-BuOK, t-BuOH, 83 deg C) of variously substituted propargyl 3-vinyl-2-cyclohexenyl ethers have been investigated.The reaction proceeded smoothly via the initial isomerization to the corresponding
