Abstract
In the presence of a catalytic amount of triphenylphosphine, methyl 2,3-butadienoate smoothly reacted with aromatic or heteroaromatic N-tosylimines at room temperature to afford the [3+2] cycloaddition product in excellent yield.
Cite
CITATION STYLE
APA
Xu, Z., & Lu, X. (1997). Phosphine-catalyzed [3+2] cycloaddition reaction of methyl 2,3-butadienoate and N-tosylimines. A novel approach to nitrogen heterocycles. Tetrahedron Letters, 38(19), 3461–3464. https://doi.org/10.1016/S0040-4039(97)00656-4
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