1. Zumach, G., Weiss, W., and Kühle, E.Belgian Patent 682,991 (June 23, 1966); British Patent 1,136,737 (June 21, 1966).
2. Chlorosulfenylated Carbonic Acid Derivatives
3. Monograph:Kühle, E.The Chemistry of the Sulfenic Acids;Georg Thieme:Stuttgart, 1973; see especially pp68–70and107–108.
4. Barany, G.Ph.D. Thesis,The Rockefeller University,Dissertation Abstracts, 1977, 38, 5893-B.