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CAS No 497-18-7 , 1,3-diaminourea Search by region : China

  • Name: 1,3-diaminourea
  • Synonyms: Carbonohydrazide;Carbonic dihydrazide; Carbodihydrazide; 497-18-7; carbonyldi-; 1,3-Diaminourea; Hydrazine; Carbazide;1,3-diaminourea;
  • CAS Registry Number:
  • Transport: 25kgs
  • Melting Point: 152-153 ºC
  • Density: 1.02
  • Refractive index: 1.537
  • Safety Statements: R20/21/22;R36/37/38;R5
  • Hazard Symbols: Xn: Harmful;
  • EINECS: 207-837-2
  • Molecular Weight: 90.08454
  • InchiKey: XEVRDFDBXJMZFG-UHFFFAOYSA-N
  • InChI: InChI=1S/CH6N4O/c2-4-1(6)5-3/h2-3H2,(H2,4,5,6)
  • Risk Statements: S36/37/39
  • Molecular Formula: CH6N4O
  • Molecular Structure:CAS No:497-18-7 1,3-diaminourea

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References of 1,3-diaminourea
Title: Carbohydrazide
CAS Registry Number: 497-18-7
CAS Name: Carbonic dihydrazide
Synonyms: 1,3-diaminourea
Molecular Formula: CH6N4O
Molecular Weight: 90.08
Percent Composition: C 13.33%, H 6.71%, N 62.20%, O 17.76%
Line Formula: NH2NHCONHNH2
Literature References: Prepd by refluxing diethyl carbonate with hydrazine hydrate: Mohr et al., Inorg. Synth. 4, 32 (1953).
Properties: Crystals from water + ethanol, dec 153-154°. Freely sol in water. pH of 1% aq soln ~7.4. Practically insol in alcohol, ether, chloroform, benzene. Forms salts with acids. With nitrous acid it forms the highly explosive carbonyl azide CO(N3)2.