Ethers of durohydroquinone have attained significance to those conducting research on vitamin E since the discovery2 that a-tocopherol gives this phenol in a high yield 011 thermal decomposition. In a recent publication3 the reasons which led to the abandonment of the original idea that a-tocopherol might be a monoether of durohydroquinone were summarized. Experimental evidence was cited to prove that a-tocopherol is a derivative of ...