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All results from a given calculation for C4H8S (Thiophene, tetrahydro-)

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-554.376458
Energy at 298.15K-554.386239
HF Energy-553.692591
Nuclear repulsion energy235.635802
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 MP2/6-311G*
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 3170 3012 2.36      
2 A 3141 2985 14.65      
3 A 3103 2948 0.54      
4 A 3087 2934 23.89      
5 A 1544 1467 0.40      
6 A 1516 1440 6.49      
7 A 1389 1320 0.05      
8 A 1351 1284 1.12      
9 A 1273 1210 2.63      
10 A 1180 1121 1.94      
11 A 1085 1031 0.11      
12 A 1076 1022 0.12      
13 A 920 875 1.76      
14 A 857 814 3.49      
15 A 720 684 2.27      
16 A 480 456 0.00      
17 A 302 287 0.01      
18 B 3171 3014 33.74      
19 B 3151 2994 21.81      
20 B 3103 2948 54.91      
21 B 3086 2933 22.20      
22 B 1530 1454 2.82      
23 B 1519 1443 7.33      
24 B 1362 1295 1.67      
25 B 1324 1258 28.76      
26 B 1251 1189 3.73      
27 B 1111 1056 3.33      
28 B 1002 952 3.14      
29 B 922 876 5.40      
30 B 918 872 0.80      
31 B 715 679 0.68      
32 B 526 500 1.55      
33 B 101 96 2.16      

Unscaled Zero Point Vibrational Energy (zpe) 25491.6 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 24224.6 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 MP2/6-311G*
ABC
0.20194 0.14589 0.09362

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 1.305
C2 0.000 1.337 0.055
C3 0.000 -1.337 0.055
C4 0.353 0.676 -1.277
C5 -0.353 -0.676 -1.277
H6 -0.990 1.798 0.011
H7 0.731 2.096 0.343
H8 0.990 -1.798 0.011
H9 -0.731 -2.096 0.343
H10 0.042 1.301 -2.120
H11 1.436 0.528 -1.344
H12 -0.042 -1.301 -2.120
H13 -1.436 -0.528 -1.344

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
S11.83041.83042.69232.69232.42612.41892.42612.41893.66433.05883.66433.0588
C21.83042.67461.52832.44011.09291.09183.28803.52162.17612.16193.41992.7383
C31.83042.67462.44011.52833.28803.52161.09291.09183.41992.73832.17612.1619
C42.69231.52832.44011.52622.17282.18652.86143.38871.09481.09532.18592.1580
C52.69232.44011.52831.52622.86143.38872.17282.18652.18592.15801.09481.0953
H62.42611.09293.28802.17282.86141.77784.10493.91612.41963.05543.87912.7284
H72.41891.09183.52162.18653.38871.77783.91614.43872.67852.40824.26653.7979
H82.42613.28801.09292.86142.17284.10493.91611.77783.87912.72842.41963.0554
H92.41893.52161.09183.38872.18653.91614.43871.77784.26653.79792.67852.4082
H103.66432.17613.41991.09482.18592.41962.67853.87914.26651.77382.60372.4766
H113.05882.16192.73831.09532.15803.05542.40822.72843.79791.77382.47663.0605
H123.66433.41992.17612.18591.09483.87914.26652.41962.67852.60372.47661.7738
H133.05882.73832.16192.15801.09532.72843.79793.05542.40822.47663.06051.7738

picture of Thiophene, tetrahydro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 43.063 H1 C3 C6 46.567
H1 C3 S13 99.687 H2 C3 C6 17.544
H2 C3 S13 68.018 C3 C6 H4 47.908
C3 C6 H5 27.681 C3 C6 C9 14.297
C3 S13 C12 66.284 H4 C6 H5 31.700
H4 C6 C9 59.749 H5 C6 C9 33.247
C6 C3 S13 55.556 C6 C9 H7 23.516
C6 C9 H8 83.210 C6 C9 C12 69.161
H7 C9 H8 61.515 H7 C9 C12 68.605
H8 C9 C12 61.938 C9 C12 H10 107.738
C9 C12 H11 94.828 C9 C12 S13 61.588
H10 C12 H11 40.774 H10 C12 S13 65.761
H11 C12 S13 90.567
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability