The reaction of 1, 3-adamantanedicarbonamide with chlorocarbonylsulfenyl chloride in hot toluene gives two new oxathiazolone derivatives that have had their structures confirmed crystallographically: 1, 3-bis (1, 3, 4-oxathiazol-2-on-5-yl)-adamantane and 1-cyano-3-(1, 3, 4-oxathiazol-2-on-5-yl)-adamantane.(Crystal data: C10H14 (COC (O) SN) 2: P 21/m, a= 10.447 (2), b= 7.119 (3), c= 10.684 (2) Å, β= 112.98 (1)°, V= 731.5 (3) Å3, z= 2, D c= 1.536 ...