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Report | Regular issue | Vol 19, No. 7, 1982, pp.1277-1280
Published online, 1st January, 1970
DOI: 10.3987/R-1982-07-1277
Selective Cleavage of Unsymmetrical 2,2-Spiro-1,3-dioxolanes. III. Cleavage of 4-Isopropylaminomethyl-1,3-dioxolanes Linked with Benzene, Thiophene, Furan, or Isoxazole on the C(2)-Spiro Atom

Makiko Sakai

*Shionogi Research Laboratories, Shionogi & Co. Ltd., Fukushima-ku, Osaka 553-0002, Japan


The dioxolanes (1-3 and 7-11) were treated with stannic chloride and tertiary amine (triethylamine or tri-n-octylamine) and gave aromatic ethers 12-14. enol-ethers 4-6, and a bromoenol-ether 15, respectively.