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CAS No 547-44-4 , (4-aminophenyl)sulfonylurea

  • Name: (4-aminophenyl)sulfonylurea
  • Synonyms: 4-Sulfacarbamide;(4-aminophenyl)sulfonylurea;Sulfacarbamide; Euvernil; Sulfaurea; Sulfanylharnstoff; Sulphaurea; Sulfanilcarbamid; Sulfanyluree; SULFANILYLUREA;
  • CAS Registry Number:
  • Flash Point: °C
  • Boiling Point: °Cat760mmHg
  • Density: 1.504g/cm3
  • Refractive index: 1.634
  • Safety Statements: Poison by intraperitoneal route. An experimental teratogen. When heated to decomposition it emits toxic fumes of NOx and SOx.
  • Flash Point: °C
  • EINECS: 208-922-7
  • Molecular Weight: 215.22966
  • InchiKey: WVAKABMNNSMCDK-UHFFFAOYSA-N
  • InChI: InChI=1S/C7H9N3O3S/c8-5-1-3-6(4-2-5)14(12,13)10-7(9)11/h1-4H,8H2,(H3,9,
    10,11)
  • Molecular Formula: C7H9N3O3S
  • Molecular Structure:CAS No:547-44-4 (4-aminophenyl)sulfonylurea

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References of (4-aminophenyl)sulfonylurea
Title: Sulfanilylurea
CAS Registry Number: 547-44-4
CAS Name: 4-Amino-N-(aminocarbonyl)benzenesulfonamide
Synonyms: N-sulfanilylcarbamide; sulfacarbamide; sulfaurea
Trademarks: Euvernil (Heyden); Uractyl; Uramid (Spofa); Urenil; Urosulfan
Molecular Formula: C7H9N3O3S
Molecular Weight: 215.23
Percent Composition: C 39.06%, H 4.21%, N 19.52%, O 22.30%, S 14.90%
Literature References: Prepd by treating N4-acetylsulfanilamide with potassium cyanate or with carbamyl chloride or with urea (or with nitrourea and sodium carbonate) in 80% alcohol. The p-AcNHC6H4SO2NHCONH2 is saponified by slight warming with dil KOH and then acidified: Martin et al., US 2411661 (1946 to Geigy). By boiling sulfanilamide with urea and sodium carbonate in 75% alcohol: Haack, Alien Prop. Custodian, Serial 369, 118 (1943). By warming calcium acetylsulfanilylcyanamide with dil HCl: Winnek et al., J. Am. Chem. Soc. 64, 1684 (1942); improved procedure: Leitch et al., Can. J. Res. 23B, 139 (1945).
Properties: Crystals from water. mp 146-148° (slight dec). Solubility in water at 37°: 811 mg/100 ml. Soluble in alkalies. Forms a very soluble sodium salt.
Melting point: mp 146-148° (slight dec)
 
Derivative Type: Monohydrate
Properties: mp 125-127°.
Melting point: mp 125-127°
 
Therap-Cat: Antibacterial.
Keywords: Antibacterial (Synthetic); Sulfonamides.