return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C4H8O (Cyclobutanol)

using model chemistry: MP4/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at MP4/6-31G*
 hartrees
Energy at 0K-231.717201
Energy at 298.15K-231.726958
HF Energy-230.948087
Nuclear repulsion energy184.281265
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 MP4/6-31G*
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 3716 3548        
2 A 3148 3006        
3 A 3132 2991        
4 A 3095 2955        
5 A 3086 2947        
6 A 3061 2922        
7 A 1558 1488        
8 A 1535 1465        
9 A 1462 1396        
10 A 1363 1301        
11 A 1291 1233        
12 A 1240 1184        
13 A 1168 1115        
14 A 1107 1057        
15 A 1002 956        
16 A 929 887        
17 A 773 738        
18 A 616 588        
19 A 467 446        
20 A 203 194        
21 A 3132 2990        
22 A 3056 2918        
23 A 1521 1452        
24 A 1326 1266        
25 A 1277 1219        
26 A 1264 1207        
27 A 1205 1151        
28 A 1062 1014        
29 A 956 912        
30 A 939 897        
31 A 806 769        
32 A 399 381        
33 A 318 304        

Unscaled Zero Point Vibrational Energy (zpe) 25606.0 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 24448.6 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 MP4/6-31G*
ABC
0.33848 0.14178 0.11357

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.109 0.659 0.000
C2 0.109 -0.452 1.080
C3 0.109 -0.452 -1.080
C4 0.696 -1.399 0.000
O5 -0.887 1.665 0.000
H6 1.067 1.195 0.000
H7 0.666 -0.283 2.009
H8 -0.925 -0.736 1.329
H9 0.666 -0.283 -2.009
H10 -0.925 -0.736 -1.329
H11 1.793 -1.376 0.000
H12 0.366 -2.445 0.000
H13 -1.748 1.209 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 O5 H6 H7 H8 H9 H10 H11 H12 H13
C11.54871.54872.14011.41551.09832.28822.18652.28822.18652.64163.11411.9365
C21.54872.15921.55182.57622.19001.09711.10093.14342.63672.20392.28122.7148
C31.54872.15921.55182.57622.19003.14342.63671.09711.10092.20392.28122.7148
C42.14011.55181.55183.44882.62102.29882.19862.29882.19861.09771.09623.5741
O51.41552.57622.57623.44882.00973.20082.74453.20082.74454.05354.29630.9744
H61.09832.19002.19002.62102.00972.52673.07652.52673.07652.67203.70682.8151
H72.28821.09713.14342.29883.20082.52671.78884.01883.72612.55002.96653.4774
H82.18651.10092.63672.19862.74453.07651.78883.72612.65863.09282.52062.4952
H92.28823.14341.09712.29883.20082.52674.01883.72611.78882.55002.96653.4774
H102.18652.63671.10092.19862.74453.07653.72612.65861.78883.09282.52062.4952
H112.64162.20392.20391.09774.05352.67202.55003.09282.55003.09281.78294.3843
H123.11412.28122.28121.09624.29633.70682.96652.52062.96652.52061.78294.2209
H131.93652.71482.71483.57410.97442.81513.47742.49523.47742.49524.38434.2209

picture of Cyclobutanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 87.300 C1 C2 H7 118.729
C1 C2 H8 110.070 C1 C3 C4 87.300
C1 C3 H9 118.729 C1 C3 H10 110.070
C1 O5 H13 106.789 C2 C1 C3 88.388
C2 C1 O5 120.641 C2 C1 H6 110.500
C2 C4 C3 88.168 C2 C4 H11 111.423
C2 C4 H12 117.942 C3 C1 O5 120.641
C3 C1 H6 110.500 C3 C4 H11 111.423
C3 C4 H12 117.942 C4 C2 H7 119.421
C4 C2 H8 110.814 C4 C3 H9 119.421
C4 C3 H10 110.814 O5 C1 H6 105.459
H7 C2 H8 108.941 H9 C3 H10 108.941
H11 C4 H12 108.719
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability