... An Estimate of the Lifetime of 1,4-Dioxybutane Biradicals William H. Richardson,* Merylyn B. Lovett, and Leif Olson Department of Chemistry, San Diego State University, San Diego, California 92182 Received February 14, 1989 ... Page 2. 3524 J. Org. Chem., Vol. 54, No. ...