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Experimental data for NH2SH (Thiohydroxylamine)

22 02 02 11 45
INChI INChIKey SMILES IUPAC name
InChI=1S/H3NS/c1-2/h2H,1H2 NS
State Conformation
1A' CS trans
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference

Calculated vibrational frequencies for NH2SH (Thiohydroxylamine).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
4.93675 0.47493 0.46620 1983Lov/Sue:316 A fixed at 148 GHz

Calculated rotational constants for NH2SH (Thiohydroxylamine).
Product of moments of inertia moments of inertia
4382.73amu3Å6   2.0068397864127E-116gm3 cm6
Geometric Data
picture of Thiohydroxylamine

Point Group Cs


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rNS 1.719 0.004 1 2 1983Lov/Sue:316
rSH 1.344 0.029 2 3 1983Lov/Sue:316 trans
rHN 1.008   1 4 1983Lov/Sue:316
aHSN 96.2 1.4 1 2 3 1983Lov/Sue:316
aHNS 110.6 0.8 2 1 4 1983Lov/Sue:316
aHNH 110.2 1.4 4 1 5 1983Lov/Sue:316

Cartesians
Atom x (Å) y (Å) z (Å)
N1 0.0164 1.1023 0.0000
S2 0.0164 -0.6167 0.0000
H3 -1.3197 -0.7619 0.0000
H4 0.4710 1.4569 0.8268
H5 0.4710 1.4569 -0.8268

Atom - Atom Distances bond lengths
Distances in Å
  N1 S2 H3 H4 H5
N1   1.71902.29351.00801.0080
S2 1.7190   1.34402.27822.2782
H3 2.29351.3440   2.96872.9687
H4 1.00802.27822.9687   1.6537
H5 1.00802.27822.96871.6537  

Calculated geometries for NH2SH (Thiohydroxylamine).

Experimental Bond Angles (degrees) from cartesians bond angles

atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
N1 S2 H3 96.200 S2 N1 H4 110.600
S2 N1 H5 110.600 H4 N1 H5 110.225

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
N-S 1
H-N 2
H-S 1

Connectivity
Atom 1 Atom 2
N1 S2
N1 H4
N1 H5
S2 H3
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1A'
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 1A' CS trans True 0.943 0.190   0.961 1983Lov/Sue:316 MW μ0 Cs 2 3
1 2 1A' CS cis False 0.994 1.742   2.005 1983Lov/Sue:316 MW μ0 Cs 2 3
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for NH2SH (Thiohydroxylamine).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 1A' CS trans True       Cs 2 3
1 2 1A' CS cis False       Cs 2 3

Calculated electric quadrupole moments for NH2SH (Thiohydroxylamine).

References
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squib reference DOI
1983Lov/Sue:316 FL Lovas, RD Suenram, WJ Stevens "Reaction Products from a Discharge of N2 and H2S: The microwave Spectrum of NH2SH" J. Mol. Spect. 100, 316-331 (1983) 10.1016/0022-2852(83)90089-9

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