Chemical Properties of Hydrazinecarboxamide- (CAS 57-56-7)


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InChI Key
Molecular Weight1
Other Names
  • Aminomocovina
  • Aminourea
  • Carbamic acid, hydrazide
  • Carbamylhydrazine
  • Carbazamide
  • Hydrazine, carbamoyl-
  • Semicarbazide
  • Semikarbazid
  • Urea, amino-

Physical Properties

Property Value Unit Source
Δcsolid -882.40 ± 0.66 kJ/mol NIST
Δf 50.91 kJ/mol Joback Calculated Property
Δfgas -55.50 kJ/mol Joback Calculated Property
Δfsolid -225.68 ± 0.60 kJ/mol NIST
Δfus 15.44 kJ/mol Joback Calculated Property
Δvap 52.28 kJ/mol Joback Calculated Property
logPoct/wat -1.47 Crippen Calculated Property
Pc 7915.30 kPa Joback Calculated Property
solid,1 bar 119.60 J/mol×K NIST
solid,1 bar 119.60 J/mol×K NIST
Tboil 471.38 K Joback Calculated Property
Tc 690.61 K Joback Calculated Property
Tfus 370.14 K Joback Calculated Property
Vc 0.19 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 118.56 J/mol×K 471.38 Joback Calculated Property
Cp,solid 110.60 J/mol×K 298.15 NIST
Cp,solid 110.60 J/mol×K 298.15 NIST

Molecular Descriptors

Joback and Reid Groups
>C=O (nonring) 1
-NH2 2
>NH 1

Similar Compounds

Semicarbazide hydrochloride. Carbohydrazide. Semicarbazide, 4-methyl-. Formic acid hydrazide. 1,2-Hydrazinedicarboxamide. Urea. Urea hydrochloride. 1,2-Hydrazinedicarboxaldehyde. Acetic acid, hydrazide. Urea, methyl-. Hydrazinecarbothioamide. Aminoguanidine. 2-Propanone semicarbazone. Aminoguanidine bicarbonate. Urea, N,N'-dimethyl-.

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