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All results from a given calculation for C4H6OS (4,5-dihydrothiophene-3-ol)

using model chemistry: B3LYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-629.550478
Energy at 298.15K-629.557607
HF Energy-629.550478
Nuclear repulsion energy288.464522
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 B3LYP/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 3824 3700 69.64      
2 A 3230 3125 5.59      
3 A 3126 3025 8.50      
4 A 3062 2962 32.37      
5 A 3027 2929 15.50      
6 A 2987 2890 48.06      
7 A 1707 1651 44.49      
8 A 1490 1442 3.81      
9 A 1475 1427 3.41      
10 A 1366 1322 100.43      
11 A 1314 1271 33.12      
12 A 1289 1247 38.46      
13 A 1230 1190 4.33      
14 A 1190 1152 10.29      
15 A 1157 1120 84.50      
16 A 1146 1109 31.86      
17 A 1011 978 2.56      
18 A 988 955 1.00      
19 A 912 882 19.27      
20 A 817 790 32.42      
21 A 810 784 8.02      
22 A 802 776 25.57      
23 A 674 652 2.46      
24 A 542 524 2.70      
25 A 503 487 2.43      
26 A 455 440 9.51      
27 A 377 365 3.33      
28 A 258 249 37.79      
29 A 206 199 60.55      
30 A 156 151 1.75      

Unscaled Zero Point Vibrational Energy (zpe) 20563.8 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 19895.5 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 B3LYP/aug-cc-pVTZ
ABC
0.20073 0.07894 0.05855

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.557 -0.549 -0.079
C2 0.115 -1.120 0.079
C3 1.027 -0.153 0.019
C4 0.486 1.237 -0.193
C5 -0.990 1.186 0.216
O6 2.376 -0.389 0.008
H7 0.319 -2.175 0.160
H8 1.025 1.985 0.396
H9 -1.617 1.867 -0.352
H10 0.601 1.513 -1.248
H11 -1.103 1.395 1.278
H12 2.849 0.415 0.242

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.77432.61652.71621.84943.93722.49443.64882.43233.20582.41454.5223
C21.77431.33082.40172.56102.37671.07773.25093.48012.98853.04173.1399
C32.61651.33081.50672.42891.36912.14762.17073.34842.13602.91941.9216
C42.71622.40171.50671.53182.50173.43481.09412.20131.09652.17142.5400
C51.84942.56102.42891.53183.72173.60762.17461.08622.18591.08903.9157
O63.93722.37671.36912.50173.72172.72812.75904.60082.88954.11130.9625
H72.49441.07772.14763.43483.60762.72814.22614.51143.95844.00293.6221
H83.64883.25092.17071.09412.17462.75904.22612.74891.76252.37782.4116
H92.43233.48013.34842.20131.08624.60084.51142.74892.41831.77324.7343
H103.20582.98852.13601.09652.18592.88953.95841.76252.41833.04942.9124
H112.41453.04172.91942.17141.08904.11134.00292.37781.77323.04944.2022
H124.52233.13991.92162.54003.91570.96253.62212.41164.73432.91244.2022

picture of 4,5-dihydrothiophene-3-ol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C3 114.082 S1 C2 H7 119.999
S1 C5 C4 106.522 S1 C5 H9 109.117
S1 C5 H11 107.681 C2 S1 C5 89.912
C2 C3 C4 115.509 C2 C3 O6 123.345
C3 C2 H7 125.839 C3 C4 C5 106.137
C3 C4 H8 112.178 C3 C4 H10 109.264
C3 O6 H12 109.774 C4 C3 C5 37.287
C4 C5 H9 113.363 C4 C5 H11 110.760
C5 C4 H8 110.710 C5 C4 H10 111.468
H8 C4 H10 107.138 H9 C5 H11 109.207
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability