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All results from a given calculation for C5H10S (Thiophene, tetrahydro-3-methyl-)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-593.689931
Energy at 298.15K-593.701914
HF Energy-592.708195
Nuclear repulsion energy314.773476
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 MP2/6-31G(2df,p)
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 3201 3023 9.83      
2 A 3197 3020 11.52      
3 A 3192 3015 14.91      
4 A 3187 3010 4.74      
5 A 3166 2990 11.44      
6 A 3133 2959 13.83      
7 A 3124 2951 28.56      
8 A 3111 2938 20.35      
9 A 3102 2930 3.98      
10 A 3101 2929 14.97      
11 A 1538 1453 5.27      
12 A 1529 1444 1.31      
13 A 1517 1433 5.19      
14 A 1507 1424 1.89      
15 A 1499 1415 4.18      
16 A 1429 1349 9.85      
17 A 1385 1308 4.77      
18 A 1352 1277 1.09      
19 A 1330 1257 2.95      
20 A 1310 1237 5.06      
21 A 1269 1198 9.02      
22 A 1246 1176 6.89      
23 A 1197 1130 1.69      
24 A 1145 1081 0.23      
25 A 1093 1032 0.65      
26 A 1084 1024 0.73      
27 A 1057 998 0.33      
28 A 1017 960 1.63      
29 A 981 926 0.38      
30 A 954 901 0.24      
31 A 916 865 2.36      
32 A 871 823 1.03      
33 A 827 781 1.31      
34 A 744 703 4.43      
35 A 719 680 1.89      
36 A 620 586 1.27      
37 A 498 471 0.09      
38 A 381 360 0.12      
39 A 350 331 0.11      
40 A 250 236 0.10      
41 A 198 187 0.20      
42 A 125 118 2.48      

Unscaled Zero Point Vibrational Energy (zpe) 31724.1 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 29963.5 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 MP2/6-31G(2df,p)
ABC
0.14202 0.08826 0.07262

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.449 -0.434 -0.264
C2 1.837 -0.319 -0.837
H3 1.134 -0.257 -1.670
H4 2.595 0.456 -0.970
H5 2.334 -1.289 -0.896
C6 -0.033 -1.153 0.645
H7 0.202 -2.129 0.216
H8 -0.310 -1.288 1.692
C9 1.121 -0.159 0.501
H10 1.837 -0.318 1.314
C11 -0.721 1.242 -0.319
H12 -1.477 1.970 -0.024
H13 -0.406 1.467 -1.339
C14 0.465 1.216 0.644
H15 0.103 1.341 1.668
H16 1.165 2.028 0.430

Atom - Atom Distances (Å)
  S1 C2 H3 H4 H5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
S13.33792.94564.20113.92931.82992.41402.41972.69573.64701.82862.41602.42062.68583.04883.6581
C23.33791.09151.09201.09172.52852.65723.45661.52652.15143.04174.10912.91072.53643.47012.7509
H32.94561.09151.77081.76152.74272.81533.80092.17303.06582.74103.80582.33532.82333.84173.1040
H44.20111.09201.77081.76623.47973.71704.30902.17152.52793.47034.44683.18862.77853.73572.5452
H53.92931.09171.76151.76622.82782.54693.69952.16822.46454.00935.08963.91143.48434.29793.7591
C61.82992.52852.74273.47972.82781.09111.09131.53052.15442.67273.50513.30802.42142.69993.4068
H72.41402.65722.81533.71702.54691.09111.77392.19242.67493.53604.43553.96463.38243.76304.2726
H82.41973.45663.80094.30903.69951.09131.77392.17742.38553.25883.86304.09752.82332.66203.8429
C92.69571.52652.17302.17152.16821.53052.19242.17741.09472.45573.39952.89141.53002.15612.1887
H103.64702.15143.06582.52792.46452.15442.67492.38551.09473.41284.24363.90572.16442.42632.5960
C111.82863.04172.74103.47034.00932.67273.53603.25882.45573.41281.08981.09071.52862.15382.1768
H122.41604.10913.80584.44685.08963.50514.43553.86303.39954.24361.08981.76902.18812.39892.6820
H132.42062.91072.33533.18863.91143.30803.96464.09752.89143.90571.09071.76902.18033.05222.4316
C142.68582.53642.82332.77853.48432.42143.38242.82331.53002.16441.52862.18812.18031.09341.0933
H153.04883.47013.84173.73574.29792.69993.76302.66202.15612.42632.15382.39893.05221.09341.7699
H163.65812.75093.10402.54523.75913.40684.27263.84292.18872.59602.17682.68202.43161.09331.7699

picture of Thiophene, tetrahydro-3-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C6 H7 108.822 S1 C6 H8 109.236
S1 C6 C9 106.341 S1 C11 H12 109.120
S1 C11 H13 109.411 S1 C11 C14 105.913
C2 C9 C6 111.608 C2 C9 H10 109.206
C2 C9 C14 112.161 H3 C2 H4 108.388
H3 C2 H5 107.585 H3 C2 C9 111.107
H4 C2 H5 107.960 H4 C2 C9 110.955
H5 C2 C9 110.714 C6 S1 C11 93.864
C6 C9 H10 109.175 C6 C9 C14 104.595
H7 C6 H8 108.743 H7 C6 C9 112.420
H8 C6 C9 111.196 C9 C14 C11 106.812
C9 C14 H15 109.421 C9 C14 H16 112.018
H10 C9 C14 109.995 C11 C14 H15 109.331
C11 C14 H16 111.159 H12 C11 H13 108.447
H12 C11 C14 112.284 H13 C11 C14 111.599
H15 C14 H16 108.070
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability