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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: B2PLYP=FULLultrafine/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-477.879443
Energy at 298.15K 
HF Energy-477.677261
Nuclear repulsion energy107.545782
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/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULLultrafine/aug-cc-pVTZ
ABC
0.96107 0.18211 0.16236

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.513 0.691 0.000
C2 0.000 0.831 0.000
S3 -0.754 -0.838 0.000
H4 1.980 1.674 0.000
H5 1.856 0.152 0.882
H6 1.856 0.152 -0.882
H7 -0.334 1.369 0.883
H8 -0.334 1.369 -0.883
H9 -2.036 -0.445 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.51992.73451.08871.08841.08842.15692.15693.7264
C21.51991.83142.15202.16392.16391.08641.08642.4029
S32.73451.83143.71292.92722.92722.41332.41331.3402
H41.08872.15203.71291.76351.76352.49562.49564.5409
H51.08842.16392.92721.76351.76322.50493.06424.0345
H61.08842.16392.92721.76351.76323.06422.50494.0345
H72.15691.08642.41332.49562.50493.06421.76652.6395
H82.15691.08642.41332.49563.06422.50491.76652.6395
H93.72642.40291.34024.54094.03454.03452.63952.6395

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 109.006 C1 C2 H7 110.597
C1 C2 H8 110.597 C2 C1 H4 110.072
C2 C1 H5 111.042 C2 C1 H6 111.042
C2 S3 H9 97.303 S3 C2 H7 108.910
S3 C2 H8 108.910 H4 C1 H5 108.194
H4 C1 H6 108.194 H5 C1 H6 108.195
H7 C2 H8 108.784
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.781      
2 C -0.326      
3 S -0.220      
4 H 0.236      
5 H 0.274      
6 H 0.274      
7 H 0.227      
8 H 0.227      
9 H 0.090      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.110 1.658 0.000 1.662
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.461 -0.266 0.000
y -0.266 -28.500 0.000
z 0.000 0.000 -29.300
Traceless
 xyz
x 3.439 -0.266 0.000
y -0.266 -1.119 0.000
z 0.000 0.000 -2.320
Polar
3z2-r2-4.640
x2-y23.038
xy-0.266
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.913 0.907 0.000
y 0.907 7.537 0.000
z 0.000 0.000 6.476


<r2> (average value of r2) Å2
<r2> 83.495
(<r2>)1/2 9.138

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B2PLYP=FULLultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-477.880144
Energy at 298.15K 
HF Energy-477.677888
Nuclear repulsion energy107.268842
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/aug-cc-pVTZ
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 3139 3011 22.86 10.39 0.74 0.85
2 A 3118 2991 7.99 75.99 0.74 0.85
3 A 3111 2983 21.38 95.15 0.63 0.77
4 A 3082 2956 10.13 129.49 0.10 0.18
5 A 3050 2925 24.77 193.24 0.04 0.07
6 A 2707 2596 2.58 115.37 0.20 0.33
7 A 1513 1451 2.55 2.69 0.75 0.86
8 A 1507 1446 9.59 4.75 0.74 0.85
9 A 1494 1433 1.34 7.30 0.70 0.83
10 A 1424 1366 3.68 0.28 0.75 0.86
11 A 1316 1263 19.50 2.60 0.29 0.45
12 A 1294 1241 2.62 1.49 0.75 0.85
13 A 1131 1085 6.33 3.27 0.29 0.45
14 A 1077 1033 0.26 3.91 0.15 0.27
15 A 995 955 6.30 3.88 0.75 0.85
16 A 881 845 5.24 1.65 0.25 0.40
17 A 742 712 1.47 2.61 0.20 0.34
18 A 664 637 3.31 14.21 0.19 0.32
19 A 330 316 1.06 1.41 0.20 0.34
20 A 255 245 1.09 0.12 0.31 0.47
21 A 204 196 12.51 0.58 0.49 0.66

Unscaled Zero Point Vibrational Energy (zpe) 16516.6 cm-1
Scaled (by 0.9591) Zero Point Vibrational Energy (zpe) 15841.1 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/aug-cc-pVTZ
ABC
0.97040 0.17572 0.16127

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.637 -0.351 -0.053
C2 0.499 0.644 0.090
S3 -1.163 -0.100 -0.080
H4 2.598 0.160 0.020
H5 1.597 -1.104 0.732
H6 1.588 -0.862 -1.011
H7 0.549 1.172 1.038
H8 0.536 1.391 -0.700
H9 -1.080 -0.915 0.981

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.51792.81111.09041.08871.08752.16622.15992.9608
C21.51791.82862.15492.16162.16011.08661.08792.3905
S32.81111.82863.77093.04713.00242.40832.34361.3405
H41.09042.15493.77091.76261.76832.50172.50713.9499
H51.08872.16163.04711.76261.76032.52433.06632.6947
H61.08752.16013.00241.76831.76033.06882.50613.3300
H72.16621.08662.40832.50172.52433.06881.75182.6476
H82.15991.08792.34362.50713.06632.50611.75183.2788
H92.96082.39051.34053.94992.69473.33002.64763.2788

picture of ethanethiol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 113.962 C1 C2 H7 111.473
C1 C2 H8 110.882 C2 C1 H4 110.337
C2 C1 H5 110.973 C2 C1 H6 110.925
C2 S3 H9 96.719 S3 C2 H7 108.714
S3 C2 H8 104.033 H4 C1 H5 107.964
H4 C1 H6 108.569 H5 C1 H6 107.972
H7 C2 H8 107.330
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability