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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: B2PLYP=FULLultrafine/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no CS 1A'
1 2 yes C1 1A

Conformer 1 (CS)

Jump to S1C2
Energy calculated at B2PLYP=FULLultrafine/daug-cc-pVDZ
 hartrees
Energy at 0K-477.794553
Energy at 298.15K 
HF Energy-477.639615
Nuclear repulsion energy106.771138
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 B2PLYP=FULLultrafine/daug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3135 3135 23.46      
2 A' 3083 3083 21.34      
3 A' 3055 3055 20.84      
4 A' 2702 2702 3.78      
5 A' 1490 1490 2.20      
6 A' 1474 1474 2.46      
7 A' 1400 1400 3.63      
8 A' 1289 1289 32.42      
9 A' 1111 1111 0.98      
10 A' 999 999 3.83      
11 A' 855 855 0.87      
12 A' 670 670 1.97      
13 A' 305 305 2.11      
14 A" 3150 3150 24.57      
15 A" 3128 3128 1.44      
16 A" 1480 1480 8.59      
17 A" 1263 1263 0.36      
18 A" 1041 1041 0.46      
19 A" 786 786 2.86      
20 A" 253 253 0.83      
21 A" 170 170 13.59      

Unscaled Zero Point Vibrational Energy (zpe) 16418.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16418.4 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 B2PLYP=FULLultrafine/daug-cc-pVDZ
ABC
0.94732 0.17962 0.16016

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.520 0.699 0.000
C2 0.000 0.838 0.000
S3 -0.757 -0.846 0.000
H4 1.987 1.692 0.000
H5 1.867 0.157 0.889
H6 1.867 0.157 -0.889
H7 -0.337 1.379 0.892
H8 -0.337 1.379 -0.892
H9 -2.050 -0.449 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.52652.75201.09791.09741.09742.16972.16973.7501
C21.52651.84672.16302.17702.17701.09591.09592.4206
S32.75201.84673.73842.94692.94692.43332.43331.3521
H41.09792.16303.73841.77811.77812.50932.50934.5699
H51.09742.17702.94691.77811.77902.51973.08574.0619
H61.09742.17702.94691.77811.77903.08572.51974.0619
H72.16971.09592.43332.50932.51973.08571.78362.6588
H82.16971.09592.43332.50933.08572.51971.78362.6588
H93.75012.42061.35214.56994.06194.06192.65882.6588

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.972 C1 C2 H7 110.578
C1 C2 H8 110.578 C2 C1 H4 109.934
C2 C1 H5 111.071 C2 C1 H6 111.071
C2 S3 H9 97.138 S3 C2 H7 108.877
S3 C2 H8 108.877 H4 C1 H5 108.186
H4 C1 H6 108.186 H5 C1 H6 108.293
H7 C2 H8 108.922
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B2PLYP=FULLultrafine/daug-cc-pVDZ
 hartrees
Energy at 0K-477.795329
Energy at 298.15K 
HF Energy-477.640296
Nuclear repulsion energy106.513686
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 B2PLYP=FULLultrafine/daug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3151 3151 26.56 10.52 0.75 0.85
2 A 3130 3130 5.24 85.08 0.75 0.86
3 A 3121 3121 25.50 94.26 0.66 0.80
4 A 3083 3083 14.15 130.26 0.09 0.16
5 A 3047 3047 26.44 197.40 0.03 0.07
6 A 2694 2694 3.63 120.75 0.19 0.33
7 A 1484 1484 2.26 2.72 0.75 0.86
8 A 1478 1478 9.37 5.21 0.74 0.85
9 A 1460 1460 0.94 7.58 0.70 0.82
10 A 1398 1398 3.97 0.56 0.74 0.85
11 A 1297 1297 20.49 2.70 0.30 0.46
12 A 1275 1275 3.51 1.61 0.73 0.85
13 A 1117 1117 5.49 3.74 0.27 0.42
14 A 1069 1069 0.57 4.43 0.19 0.32
15 A 990 990 6.75 3.85 0.74 0.85
16 A 867 867 5.03 1.74 0.26 0.42
17 A 732 732 1.37 2.87 0.20 0.34
18 A 657 657 4.11 15.51 0.19 0.32
19 A 328 328 0.98 1.55 0.20 0.33
20 A 256 256 1.01 0.12 0.34 0.50
21 A 203 203 13.20 0.62 0.52 0.69

Unscaled Zero Point Vibrational Energy (zpe) 16418.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16418.2 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 B2PLYP=FULLultrafine/daug-cc-pVDZ
ABC
0.95634 0.17340 0.15922

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/daug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.646 -0.354 -0.053
C2 0.505 0.647 0.091
S3 -1.171 -0.100 -0.082
H4 2.614 0.162 0.017
H5 1.607 -1.111 0.741
H6 1.594 -0.872 -1.019
H7 0.557 1.178 1.048
H8 0.545 1.401 -0.706
H9 -1.093 -0.911 0.998

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.52502.82811.09961.09781.09652.17892.17272.9859
C21.52501.84282.16582.17462.17311.09621.09742.4094
S32.82811.84283.79533.06863.01892.42822.36331.3529
H41.09962.16583.79531.77731.78362.51602.51843.9822
H51.09782.17463.06861.77731.77632.53703.08772.7195
H61.09652.17313.01891.78361.77633.09002.52283.3593
H72.17891.09622.42822.51602.53703.09001.76822.6628
H82.17271.09742.36332.51843.08772.52281.76823.3063
H92.98592.40941.35293.98222.71953.35932.66283.3063

picture of ethanethiol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 113.900 C1 C2 H7 111.405
C1 C2 H8 110.841 C2 C1 H4 110.168
C2 C1 H5 110.972 C2 C1 H6 110.930
C2 S3 H9 96.668 S3 C2 H7 108.748
S3 C2 H8 104.096 H4 C1 H5 107.964
H4 C1 H6 108.618 H5 C1 H6 108.093
H7 C2 H8 107.421
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability