Sulfamide 7803-58-9 NSC 252 [S(NH2)2O2] Sulphuric diamide 86033_FLUKA diamidodioxidosulfur Imidosulfamic acid NSC252 Sulfamamide Sulfonyl diamide Sulfuric diamide Sulfuryl amide Sulfuryl diamide EINECS 232-262-9 SB 01649 AI3-30237 Imidosulfamic acid (VAN) CHEBI:29368 211370_ALDRICH