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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
You are here: Experimental > One molecule all properties |
Other names |
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Methylthio radical; |
INChI | INChIKey | SMILES | IUPAC name |
---|---|---|---|
InChI=1S/CH3S/c1-2/h1H3 | QSLPNSWXUQHVLP-UHFFFAOYSA-N | C[S] |
State | Conformation |
---|---|
2A' | C3V |
Property | Value | Uncertainty | units | Reference | Comment |
---|---|---|---|---|---|
Hfg(298.15K) ![]() |
1.70 | kJ mol-1 | 1999BIS/CHO805 | ||
Hfg(0K) ![]() |
129.86 | 1.70 | kJ mol-1 | 1999BIS/CHO805 | |
Entropy (298.15K) ![]() |
J K-1 mol-1 | ||||
Integrated Heat Capacity (0 to 298.15K) ![]() |
kJ mol-1 |
Mode Number | Symmetry | Frequency | Intensity | Comment | Description | ||||
---|---|---|---|---|---|---|---|---|---|
Fundamental(cm-1) | Harmonic(cm-1) | Reference | (km mol-1) | unc. | Reference | ||||
1 | A1 | 2960 | VEELB | ||||||
2 | A1 | 1313 | VEELB | ||||||
3 | A1 | 727 | VEELB | ||||||
4 | E | 2706 | VEELB | ||||||
5 | E | 1496 | VEELB | ||||||
6 | E | 586 | VEELB |
A | B | C | reference | comment |
---|---|---|---|---|
5.68000 | 0.44958 | 1989Hsu/Liu:6852 |
Product of moments of inertia ![]() | ||||
---|---|---|---|---|
amu3Å6 | 0 | gm3 cm6 |
Point Group C3v
Description | Value | unc. | Connectivity | Reference | Comment | |||
---|---|---|---|---|---|---|---|---|
Atom 1 | Atom 2 | Atom 3 | Atom 4 | |||||
rCH | 1.090 | 1 | 3 | 1986End/Sai:1770 | ||||
rCS | 1.791 | 1 | 2 | 1986End/Sai:1770 | ||||
aHCS | 110 | 2 | 1 | 3 | 1986End/Sai:1770 | |||
aHCH | 108.94 | 3 | 1 | 4 | 1986End/Sai:1770 | by symmetry |
Atom | x (Å) | y (Å) | z (Å) |
---|---|---|---|
C1 | -1.1018 | 0.0001 | -0.0031 |
S2 | 0.6892 | 0.0000 | 0.0004 |
H3 | -1.4766 | -0.0078 | 1.0204 |
H4 | -1.4704 | 0.8988 | -0.4977 |
H5 | -1.4695 | -0.8918 | -0.5105 |
C1 | S2 | H3 | H4 | H5 | |
---|---|---|---|---|---|
C1 | 1.7910 | 1.0900 | 1.0900 | 1.0900 | |
S2 | 1.7910 | 2.3940 | 2.3916 | 2.3909 | |
H3 | 1.0900 | 2.3940 | 1.7682 | 1.7678 | |
H4 | 1.0900 | 2.3916 | 1.7682 | 1.7906 | |
H5 | 1.0900 | 2.3909 | 1.7678 | 1.7906 |
Experimental Bond Angles (degrees) from cartesians
atom1 | atom2 | atom3 | angle | atom1 | atom2 | atom3 | angle | |
---|---|---|---|---|---|---|---|---|
S2 | C1 | H3 | 110.000 | S2 | C1 | H4 | 109.819 | |
S2 | C1 | H5 | 109.766 | H3 | C1 | H4 | 108.406 | |
H3 | C1 | H5 | 108.372 | H4 | C1 | H5 | 110.450 |
Bond descriptions
Bond Type | Count |
---|---|
H-C | 3 |
C-S | 1 |
Atom 1 | Atom 2 |
---|---|
C1 | S2 |
C1 | H3 |
C1 | H4 |
C1 | H5 |
Energy (cm-1) | Degeneracy | reference | description |
---|---|---|---|
0 | 2 | 2A' |
Ionization Energy | I.E. unc. | vertical I.E. | v.I.E. unc. | reference |
---|---|---|---|---|
9.262 | 0.005 | webbook |
Electron Affinity | unc. | reference |
---|---|---|
1.867 | 0.004 | 2002Rie/Tsc:231 |
State | Config | State description | Conf description | Exp. min. | Dipole (Debye) | Reference | comment | Point Group | Components | ||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
x | y | z | total | dipole | quadrupole | ||||||||
1 | 1 | 2A' | C3v | True | C3v | 1 | 1 |
State | Config | State description | Conf description | Exp. min. | Quadrupole (D Å) | Reference | comment | Point Group | Components | |||
---|---|---|---|---|---|---|---|---|---|---|---|---|
xx | yy | zz | dipole | quadrupole | ||||||||
1 | 1 | 2A' | C3v | True | C3v | 1 | 1 |
squib | reference | DOI |
---|---|---|
1986End/Sai:1770 | Endo, Saito, Hirota, The microwave spectrum of the thiomethoxy radical CH3S, J. Chem. Phys., Vol. 85, # 4, pgs. 1770-1777 | 10.1063/1.451178 |
1989Hsu/Liu:6852 | Hsu, Y.C.; Liu, X.; Miller, T. "Rotational analysis of … electronic transition of the jet cooled methylthio radical." Journal of Chemical Physics. 90, 6852-6857 (1989) | 10.1063/1.456258 |
1999BIS/CHO805 | Bise RT, Choi H, Pedersen HB, Mordaunt DH, Neumark DM, Photodissociation spectroscopy and dynamics of the methylthio radical (CH3S),J. CHEM. PHYS. 110: (2) 805-816 JAN 8 1999 | 10.1063/1.478048 |
2002Rie/Tsc:231 | JC Rienstra-Kiracofe, GS Tschumper, HF Schaefer III, S Nandi, GB Ellison "Atomic and Molecular Electron Affinities: Photoelectron Experiments and Theoretical Computations" Chemical Reviews 2002, 102, 231-282 | 10.1021/cr990044u |
VEELB | M.E. Jacox,"Vibrational and Electronic Energy Levels of Polyatomic Transient Molecules. Supplement B" J. Phys. Chem. Ref. Data, Vol. 32, No. 1, 2003,1-441 | 10.1063/1.1497629 |
webbook | NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) | 10.18434/T4D303 |
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