Chemistry of acetylenic ethers 75: Isomerization of some 2-alkynyl ethers into allenyl ethers with a note on the preparation of branched acetylenes
作者： J. H. van Boom , P. P. Montijn , L. Brandsma , J. F. Arens
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摘要: 2-Alkynyl ethers of the types R′R″CH-CC-CH2OC2H5 and R′R″R″′C-CC-CH2OC2H5 (in which R′, R″ R″′ are alkyl groups) have been converted by means sodamide in liquid ammonia, 70-95% yields, into allenyl R′R″CH C CH-OC2H5 R′R″R″′C-CH CH-OC2H5. Acid hydrolysis afforded trans-α,β-unsaturated .
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