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All results from a given calculation for CH3CHSHCH3 (2-Propanethiol)

using model chemistry: QCISD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/3-21G
 hartrees
Energy at 0K-513.556756
Energy at 298.15K-513.565386
HF Energy-513.168530
Nuclear repulsion energy166.220013
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 QCISD/3-21G
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' 3113 3017 19.98      
2 A' 3096 3001 28.53      
3 A' 3072 2977 13.39      
4 A' 3022 2929 24.00      
5 A' 2358 2286 36.99      
6 A' 1579 1530 8.84      
7 A' 1575 1527 10.55      
8 A' 1487 1441 5.76      
9 A' 1331 1290 14.97      
10 A' 1232 1194 5.17      
11 A' 1143 1108 22.07      
12 A' 887 860 4.65      
13 A' 854 828 9.97      
14 A' 580 562 7.81      
15 A' 410 398 0.71      
16 A' 338 328 0.32      
17 A' 273 264 0.15      
18 A" 3108 3012 14.28      
19 A" 3076 2981 0.04      
20 A" 3018 2925 10.70      
21 A" 1565 1517 4.00      
22 A" 1563 1514 0.03      
23 A" 1472 1426 8.80      
24 A" 1386 1343 0.45      
25 A" 1141 1106 2.53      
26 A" 996 965 1.56      
27 A" 973 943 0.59      
28 A" 322 312 2.97      
29 A" 257 249 0.00      
30 A" 233 225 23.79      

Unscaled Zero Point Vibrational Energy (zpe) 22727.6 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 22027.6 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 QCISD/3-21G
ABC
0.25643 0.13812 0.10024

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.613 0.000
S2 -0.996 -1.036 0.000
H3 -0.794 1.370 0.000
H4 0.119 -1.857 0.000
C5 0.851 0.734 1.283
C6 0.851 0.734 -1.283
H7 1.616 -0.057 1.307
H8 1.616 -0.057 -1.307
H9 1.361 1.710 1.301
H10 0.223 0.641 2.178
H11 0.223 0.641 -2.178
H12 1.361 1.710 -1.301

Atom - Atom Distances (Å)
  C1 S2 H3 H4 C5 C6 H7 H8 H9 H10 H11 H12
C11.92621.09702.47281.54451.54452.18322.18322.17912.18992.18992.1791
S21.92622.41451.38472.86192.86193.07993.07993.84543.00733.00733.8454
H31.09702.41453.35382.18082.18083.09013.09012.53982.51182.51182.5398
H42.47281.38473.35382.98272.98272.68102.68103.99493.31643.31643.9949
C51.54452.86192.18082.98272.56631.10042.81391.10121.09743.51922.8091
C61.54452.86192.18082.98272.56632.81391.10042.80913.51921.09741.1012
H72.18323.07993.09012.68101.10042.81392.61361.78521.78523.81753.1605
H82.18323.07993.09012.68102.81391.10042.61363.16053.81751.78521.7852
H92.17913.84542.53983.99491.10122.80911.78523.16051.79053.81362.6024
H102.18993.00732.51183.31641.09743.51921.78523.81751.79054.35663.8136
H112.18993.00732.51183.31643.51921.09743.81751.78523.81364.35661.7905
H122.17913.84542.53983.99492.80911.10123.16051.78522.60243.81361.7905

picture of 2-Propanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H4 95.240 C1 C5 H7 110.136
C1 C5 H9 109.773 C1 C5 H10 110.836
C1 C6 H8 110.136 C1 C6 H11 110.836
C1 C6 H12 109.773 S2 C1 H3 102.525
S2 C1 C5 110.614 S2 C1 C6 110.614
H3 C1 C5 110.148 H3 C1 C6 110.148
C5 C1 C6 112.363 H7 C5 H9 108.363
H7 C5 H10 108.631 H8 C6 H11 108.631
H8 C6 H12 108.363 H9 C5 H10 109.050
H11 C6 H12 109.050
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability