CAMPAIGNE E.; BECKMANN J. C., SYNTHESIS, 1978, NO 5, 385-388
作者:CAMPAIGNE E.、 BECKMANN J. C.
DOI:——
日期:——
A new synthetic route to β-bromoprop-2-ynyl mixed acetals and bromovinyl bis-allyl mixed acetals, precursors of α-methylene-γ-butyrolactones
作者:J. P. Dulcere、M. N. Mihoubi、J. Rodriguez
DOI:10.1039/c39880000237
日期:——
in methanol of β-bromoallenyl ethers (3a–g) or allyl allenyl ethers (8d–f) affords unsaturated halogeno-compounds (5a–g) or (9d–f) which are converted via homolytic carbocyclization into α-methylene-γ-butyrolactones (7a–g).