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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: CCSD/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/daug-cc-pVDZ
 hartrees
Energy at 0K-477.271464
Energy at 298.15K 
HF Energy-476.769866
Nuclear repulsion energy106.498710
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCSD/daug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3119 3119 26.79      
2 A' 3072 3072 20.88      
3 A' 3039 3039 21.17      
4 A' 2705 2705 6.03      
5 A' 1494 1494 1.46      
6 A' 1480 1480 2.41      
7 A' 1408 1408 2.43      
8 A' 1304 1304 31.41      
9 A' 1117 1117 1.09      
10 A' 1005 1005 2.40      
11 A' 863 863 1.17      
12 A' 681 681 1.36      
13 A' 306 306 1.80      
14 A" 3135 3135 26.21      
15 A" 3112 3112 2.80      
16 A" 1486 1486 7.16      
17 A" 1265 1265 0.25      
18 A" 1048 1048 0.54      
19 A" 786 786 2.05      
20 A" 251 251 0.71      
21 A" 166 166 13.19      

Unscaled Zero Point Vibrational Energy (zpe) 16420.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16420.5 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCSD/daug-cc-pVDZ
ABC
0.93895 0.17902 0.15954

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.527 0.694 0.000
C2 0.000 0.840 0.000
S3 -0.761 -0.844 0.000
H4 2.003 1.689 0.000
H5 1.871 0.147 0.894
H6 1.871 0.147 -0.894
H7 -0.336 1.384 0.896
H8 -0.336 1.384 -0.896
H9 -2.053 -0.440 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.53402.75741.10301.10281.10282.17922.17923.7555
C21.53401.84822.17532.18592.18591.10091.10092.4192
S32.75741.84823.74942.95102.95102.43952.43951.3539
H41.10302.17533.74941.78741.78742.52252.52254.5806
H51.10282.18592.95101.78741.78762.52963.09874.0669
H61.10282.18592.95101.78741.78763.09872.52964.0669
H72.17921.10092.43952.52252.52963.09871.79212.6608
H82.17921.10092.43952.52253.09872.52961.79212.6608
H93.75552.41921.35394.58064.06694.06692.66082.6608

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.871 C1 C2 H7 110.517
C1 C2 H8 110.517 C2 C1 H4 110.087
C2 C1 H5 110.934 C2 C1 H6 110.934
C2 S3 H9 96.928 S3 C2 H7 108.973
S3 C2 H8 108.973 H4 C1 H5 108.256
H4 C1 H6 108.256 H5 C1 H6 108.281
H7 C2 H8 108.957
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability