Title: Sulfamide
CAS Registry Number: 7803-58-9
CAS Name: Sulfuryl amide
Molecular Formula: H4N2O2S
Molecular Weight: 96.11
Percent Composition: H 4.19%, N 29.15%, O 33.29%, S 33.36%
Line Formula: H2NSO2NH2
Literature References: Prepd from sulfuryl chloride and gaseous ammonia: Traube,
Ber. 25, 2427 (1892);
26, 610 (1893); Hantzsch, Holl,
Ber. 34, 3430 (1902); Schenk in
Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) pp 482-483.
Properties: Orthorhombic, tasteless plates from abs alcohol, mp 93°; dec 250°. Dipole moment: 3.9. Freely sol in water, hot alcohol, acetone. Sparingly sol in cold alc. Solid and solns are stable.
Melting point: mp 93°
NOTE: Not to be confused with ammonium sulfamate or with sulfanilamide.
Use: Similar to urea in many of its reactions, but is more acidic, and can act as a dibasic acid.