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All results from a given calculation for C5H8O (Methyl cyclopropyl ketone)

using model chemistry: B1B95/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/TZVP
 hartrees
Energy at 0K-270.506878
Energy at 298.15K-270.515560
HF Energy-270.506878
Nuclear repulsion energy231.988645
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 B1B95/TZVP
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' 3269 3128 3.76      
2 A' 3204 3066 7.73      
3 A' 3186 3048 9.69      
4 A' 3166 3029 9.17      
5 A' 3062 2930 2.16      
6 A' 1806 1728 150.99      
7 A' 1502 1437 14.78      
8 A' 1467 1404 15.56      
9 A' 1423 1362 121.48      
10 A' 1380 1320 14.53      
11 A' 1242 1188 1.35      
12 A' 1201 1150 89.26      
13 A' 1119 1071 14.98      
14 A' 1063 1017 11.46      
15 A' 976 934 55.91      
16 A' 943 902 10.35      
17 A' 815 780 2.66      
18 A' 762 729 0.39      
19 A' 598 572 10.66      
20 A' 375 359 4.06      
21 A' 242 231 4.24      
22 A" 3255 3115 0.54      
23 A" 3165 3029 12.92      
24 A" 3129 2994 6.52      
25 A" 1478 1414 11.04      
26 A" 1460 1397 5.40      
27 A" 1214 1162 0.34      
28 A" 1127 1079 2.63      
29 A" 1099 1052 2.19      
30 A" 1052 1007 4.53      
31 A" 895 856 0.31      
32 A" 849 813 5.98      
33 A" 607 581 1.56      
34 A" 266 254 0.37      
35 A" 139 133 0.01      
36 A" 72 69 2.07      

Unscaled Zero Point Vibrational Energy (zpe) 26303.1 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 25169.4 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 B1B95/TZVP
ABC
0.24374 0.08905 0.07780

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.468 -0.545 0.000
C2 -0.276 -0.751 0.000
C3 0.294 -2.141 0.000
C4 0.699 0.366 0.000
C5 0.294 1.618 0.738
C6 0.294 1.618 -0.738
H7 -0.505 -2.875 0.000
H8 0.928 -2.284 -0.877
H9 0.928 -2.284 0.877
H10 1.746 0.100 0.000
H11 -0.666 1.570 1.230
H12 1.072 2.152 1.263
H13 -0.666 1.570 -1.230
H14 1.072 2.152 -1.263

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
O11.20992.37812.35162.88692.88692.52133.08773.08773.27892.57453.91502.57453.9150
C21.20991.50281.48312.54662.54662.13652.13722.13722.19432.65523.44142.65523.4414
C32.37811.50282.53983.83163.83161.08541.09091.09092.67034.02574.54264.02574.5426
C42.35161.48312.53981.50931.50933.45782.80022.80021.08032.19682.21922.19682.2192
C52.88692.54663.83161.50931.47664.62364.27033.95562.22711.08011.07952.19052.2124
C62.88692.54663.83161.50931.47664.62363.95564.27032.22712.19052.21241.08011.0795
H72.52132.13651.08543.45784.62364.62361.78111.78113.73094.61465.41854.61465.4185
H83.08772.13721.09092.80024.27033.95561.78111.75312.66804.67184.92704.18504.4551
H93.08772.13721.09092.80023.95564.27031.78111.75312.66804.18504.45514.67184.9270
H103.27892.19432.67031.08032.22712.22713.73092.66802.66803.08122.50253.08122.5025
H112.57452.65524.02572.19681.08012.19054.61464.67184.18503.08121.83402.45953.0943
H123.91503.44144.54262.21921.07952.21245.41854.92704.45512.50251.83403.09432.5255
H132.57452.65524.02572.19682.19051.08014.61464.18504.67183.08122.45953.09431.8340
H143.91503.44144.54262.21922.21241.07955.41854.45514.92702.50253.09432.52551.8340

picture of Methyl cyclopropyl ketone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 C3 122.115 O1 C2 C4 121.338
C2 C3 H7 110.230 C2 C3 H8 109.953
C2 C3 H9 109.953 C2 C4 C5 116.647
C2 C4 C6 116.647 C2 C4 H10 116.867
C3 C2 C4 116.548 C4 C5 C6 60.713
C4 C5 H11 115.070 C4 C5 H12 117.046
C4 C6 C5 60.713 C4 C6 H13 115.070
C4 C6 H14 117.046 C5 C4 C6 58.575
C5 C4 H10 117.684 C5 C6 H13 117.063
C5 C6 H14 119.066 C6 C4 H10 117.684
C6 C5 H11 117.063 C6 C5 H12 119.066
H7 C3 H8 109.858 H7 C3 H9 109.858
H8 C3 H9 106.931 H11 C5 H12 116.248
H13 C6 H14 116.248
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.308      
2 C 0.230      
3 C -0.440      
4 C -0.124      
5 C -0.319      
6 C -0.319      
7 H 0.154      
8 H 0.141      
9 H 0.141      
10 H 0.179      
11 H 0.178      
12 H 0.154      
13 H 0.178      
14 H 0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.950 -0.020 0.000 2.950
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.869 -0.941 0.000
y -0.941 -33.923 0.000
z 0.000 0.000 -35.959
Traceless
 xyz
x -4.928 -0.941 0.000
y -0.941 3.991 0.000
z 0.000 0.000 0.937
Polar
3z2-r21.875
x2-y2-5.946
xy-0.941
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.477 0.141 0.000
y 0.141 10.185 0.000
z 0.000 0.000 7.433


<r2> (average value of r2) Å2
<r2> 165.970
(<r2>)1/2 12.883