... Page 2. 1472 HURD AND BETHUNE The Journal of Organic Chemistry ment of lb, as the disodium salt, was also carried out in cold aqueous solution with benzenesulfonyl chloride6 to give 4a. ... Chem., as, 250 (1902). D. Cram and F. Elhafez, J . Amer. Chem. ...