Feb. 5,1954 PREPARATION, POLYMERIZATION OF UNSATURATED QUATERNARY AMMONIUM COMPOUNDS 7 13 form 1,2-dimetho~y-2-butene~~ or via hydrogen (28) This olefin might actually arise from either I V or 1,3-dimethoxy-2-butanol; in fact, in acid solution the two ethers may perhaps exist in equilibrium through a possible common intermediate CHaCH-cHCH20CH~, which might be formed from either ether
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