Chemical Properties of Hydrazinecarbothioamide (CAS 79-19-6)

Hydrazinecarbothioamide

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InChI
InChI=1S/CH5N3S/c2-1(5)4-3/h3H2,(H3,2,4,5)
InChI Key
BRWIZMBXBAOCCF-UHFFFAOYSA-N
Formula
CH5N3S
SMILES
NNC(N)=S
Molecular Weight1
91.14
CAS
79-19-6
Other Names
  • 1-Amino-2-Thiourea
  • 1-Aminothiourea
  • 2-Thiosemicarbazide
  • Isothiosemicarbazide
  • N-Aminothiourea
  • NSC 2213
  • Rcra waste number P116
  • Semicarbazide, 3-thio-
  • Semicarbazide, thio-
  • TSC
  • TSZ
  • Thiocarbamoylhydrazine
  • Thiocarbamylhydrazine
  • Thiosemicarbazide
  • USAF EK-1275
Sources

Physical Properties

Property Value Unit Source
Δcsolid -1712.43 ± 0.54 kJ/mol NIST
Δcsolid -1735.10 ± 5.00 kJ/mol NIST
Δf 296.89 kJ/mol Joback Calculated Property
Δfgas 128.20 ± 1.60 kJ/mol NIST
Δfsolid -23.85 kJ/mol NIST
Δfsolid 2.36 ± 0.59 kJ/mol NIST
Δfsolid 24.70 ± 5.00 kJ/mol NIST
Δfus 18.44 kJ/mol Joback Calculated Property
Δsub 125.80 ± 1.50 kJ/mol NIST
Δsub 125.80 ± 1.50 kJ/mol NIST
Δvap 52.27 kJ/mol Joback Calculated Property
logPoct/wat -1.31 Crippen Calculated Property
Pc 8340.11 kPa Joback Calculated Property
solid,1 bar 128.20 J/mol×K NIST
solid,1 bar 128.20 J/mol×K NIST
Tboil 487.55 K Joback Calculated Property
Tc 725.74 K Joback Calculated Property
Tfus 480.65 ± 2.00 K NIST
Vc 0.22 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 130.68 J/mol×K 487.55 Joback Calculated Property
Cp,solid 114.30 J/mol×K 298.15 NIST
Cp,solid 114.30 J/mol×K 298.15 NIST
Cp,solid 110.90 J/mol×K 298.15 NIST
ΔsubH 125.80 kJ/mol 298.15 NIST
ΔsubS 421.90 J/mol×K 298.15 NIST

Molecular Descriptors

Joback and Reid Groups
-S- 1
=C< 1
-NH2 2
>NH 1

Similar Compounds

Carbonothioic dihydrazide. Thiourea. Thiourea, methyl-. Semicarbazide hydrochloride. Aminoguanidine. Hydrazinecarboxamide-. 2-(1-Methylethylidene)hydrazinecarbothioamide. Thiourea, N,N'-dimethyl-. Hydrazine, methyl-. Carbohydrazide. N,N-Dimethylthiourea. Hydrazine, 1,2-dimethyl-. Guanidine, amino-, nitrate, hydrate. Hydrazine, 1,1-dimethyl-. 2,2-Dimethylhydrazyl radical.

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