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All results from a given calculation for C4H8O (Cyclobutanol)

using model chemistry: MP4/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at MP4/3-21G
 hartrees
Energy at 0K-230.204275
Energy at 298.15K-230.213922
HF Energy-229.663825
Nuclear repulsion energy180.739733
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 MP4/3-21G
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 3444 3340        
2 A 3146 3051        
3 A 3130 3035        
4 A 3087 2994        
5 A 3076 2983        
6 A 3049 2957        
7 A 1566 1519        
8 A 1552 1506        
9 A 1426 1383        
10 A 1370 1329        
11 A 1268 1230        
12 A 1239 1202        
13 A 1111 1077        
14 A 1077 1044        
15 A 939 910        
16 A 891 864        
17 A 734 712        
18 A 601 583        
19 A 434 421        
20 A 188 182        
21 A 3129 3035        
22 A 3045 2953        
23 A 1537 1490        
24 A 1324 1284        
25 A 1287 1248        
26 A 1268 1230        
27 A 1196 1160        
28 A 1030 999        
29 A 912 885        
30 A 860 835        
31 A 793 769        
32 A 394 382        
33 A 326 316        

Unscaled Zero Point Vibrational Energy (zpe) 25214.8 cm-1
Scaled (by 0.9698) Zero Point Vibrational Energy (zpe) 24453.3 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 MP4/3-21G
ABC
0.32668 0.13522 0.10830

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.112 0.673 0.000
C2 0.112 -0.466 1.107
C3 0.112 -0.466 -1.107
C4 0.699 -1.442 0.000
O5 -0.896 1.717 0.000
H6 1.079 1.190 0.000
H7 0.686 -0.299 2.024
H8 -0.926 -0.747 1.345
H9 0.686 -0.299 -2.024
H10 -0.926 -0.747 -1.345
H11 1.796 -1.415 0.000
H12 0.342 -2.476 0.000
H13 -1.781 1.261 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 O5 H6 H7 H8 H9 H10 H11 H12 H13
C11.58851.58852.19471.45091.09672.31772.21352.31772.21352.68223.15761.9824
C21.58852.21361.58772.64722.21461.09481.10063.18722.67662.22702.30582.7914
C31.58852.21361.58772.64722.21463.18722.67661.09481.10062.22702.30582.7914
C42.19471.58771.58773.53842.65912.32402.22032.32402.22031.09711.09423.6680
O51.45092.64722.64723.53842.04383.26572.80703.26572.80704.12944.37210.9966
H61.09672.21462.21462.65912.04382.54353.09472.54353.09472.70173.73952.8613
H72.31771.09483.18722.32403.26572.54351.80514.04783.76082.56352.99203.5522
H82.21351.10062.67662.22032.80703.09471.80513.76082.68923.10792.53102.5631
H92.31773.18721.09482.32403.26572.54354.04783.76081.80512.56352.99203.5522
H102.21352.67661.10062.22032.80703.09473.76082.68921.80513.10792.53102.5631
H112.68222.22702.22701.09714.12942.70172.56353.10792.56353.10791.79964.4669
H123.15762.30582.30581.09424.37213.73952.99202.53102.99202.53101.79964.2980
H131.98242.79142.79143.66800.99662.86133.55222.56313.55222.56314.46694.2980

picture of Cyclobutanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 87.417 C1 C2 H7 118.317
C1 C2 H8 109.462 C1 C3 C4 87.417
C1 C3 H9 118.317 C1 C3 H10 109.462
C1 O5 H13 106.708 C2 C1 C3 88.333
C2 C1 O5 121.078 C2 C1 H6 109.766
C2 C4 C3 88.392 C2 C4 H11 110.767
C2 C4 H12 117.402 C3 C1 O5 121.078
C3 C1 H6 109.766 C3 C4 H11 110.767
C3 C4 H12 117.402 C4 C2 H7 118.931
C4 C2 H8 110.041 C4 C3 H9 118.931
C4 C3 H10 110.041 O5 C1 H6 105.847
H7 C2 H8 110.614 H9 C3 H10 110.614
H11 C4 H12 110.425
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability