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All results from a given calculation for C4H8O (Cyclobutanol)

using model chemistry: CISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at CISD/6-31G*
 hartrees
Energy at 0K-231.575694
Energy at 298.15K-231.585596
HF Energy-230.950219
Nuclear repulsion energy185.686354
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 CISD/6-31G*
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 3921 3630 20.04      
2 A 3252 3011 65.38      
3 A 3237 2996 17.74      
4 A 3208 2970 13.30      
5 A 3192 2955 26.17      
6 A 3169 2934 22.30      
7 A 1616 1496 7.90      
8 A 1586 1468 4.96      
9 A 1525 1412 83.81      
10 A 1414 1309 1.35      
11 A 1356 1255 19.89      
12 A 1287 1192 0.05      
13 A 1231 1139 114.70      
14 A 1150 1065 49.30      
15 A 1043 965 9.89      
16 A 965 893 2.39      
17 A 804 745 4.41      
18 A 643 595 2.82      
19 A 483 448 5.35      
20 A 201 186 2.12      
21 A 3234 2994 34.85      
22 A 3164 2929 34.52      
23 A 1575 1458 1.58      
24 A 1389 1286 1.19      
25 A 1337 1238 0.80      
26 A 1323 1225 0.24      
27 A 1263 1170 0.00      
28 A 1114 1031 11.71      
29 A 998 924 5.58      
30 A 981 909 0.13      
31 A 834 772 0.60      
32 A 412 381 46.15      
33 A 320 297 88.13      

Unscaled Zero Point Vibrational Energy (zpe) 26613.0 cm-1
Scaled (by 0.9258) Zero Point Vibrational Energy (zpe) 24638.3 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 CISD/6-31G*
ABC
0.34245 0.14425 0.11534

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.112 0.657 0.000
C2 0.112 -0.444 1.074
C3 0.112 -0.444 -1.074
C4 0.675 -1.397 0.000
O5 -0.877 1.648 0.000
H6 1.061 1.189 0.000
H7 0.680 -0.278 1.987
H8 -0.911 -0.716 1.341
H9 0.680 -0.278 -1.987
H10 -0.911 -0.716 -1.341
H11 1.764 -1.404 0.000
H12 0.322 -2.425 0.000
H13 -1.735 1.214 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 O5 H6 H7 H8 H9 H10 H11 H12 H13
C11.53801.53802.13021.40011.08822.26842.17482.26842.17482.64173.08941.9294
C21.53802.14791.54262.55092.17301.08801.09143.11752.63652.19192.26332.7046
C31.53802.14791.54262.55092.17303.11752.63651.08801.09142.19192.26332.7046
C42.13021.54261.54263.41802.61522.28032.18562.28032.18561.08861.08713.5539
O51.40012.55092.55093.41801.99203.17552.71793.17552.71794.03634.24570.9611
H61.08822.17302.17302.61521.99202.49943.05242.49943.05242.68723.68942.7965
H72.26841.08803.11752.28033.17552.49941.77203.97383.71432.52782.94713.4655
H82.17481.09142.63652.18562.71793.05241.77203.71432.68173.06992.49732.4908
H92.26843.11751.08802.28033.17552.49943.97383.71431.77202.52782.94713.4655
H102.17482.63651.09142.18562.71793.05243.71432.68171.77203.06992.49732.4908
H112.64172.19192.19191.08864.03632.68722.52783.06992.52783.06991.76704.3704
H123.08942.26332.26331.08714.24573.68942.94712.49732.94712.49731.76704.1803
H131.92942.70462.70463.55390.96112.79653.46552.49083.46552.49084.37044.1803

picture of Cyclobutanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 87.494 C1 C2 H7 118.487
C1 C2 H8 110.449 C1 C3 C4 87.494
C1 C3 H9 118.487 C1 C3 H10 110.449
C1 O5 H13 108.154 C2 C1 C3 88.575
C2 C1 O5 120.429 C2 C1 H6 110.496
C2 C4 C3 88.247 C2 C4 H11 111.668
C2 C4 H12 117.744 C3 C1 O5 120.429
C3 C1 H6 110.496 C3 C4 H11 111.668
C3 C4 H12 117.744 C4 C2 H7 119.175
C4 C2 H8 110.990 C4 C3 H9 119.175
C4 C3 H10 110.990 O5 C1 H6 105.684
H7 C2 H8 108.794 H9 C3 H10 108.794
H11 C4 H12 108.615
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability