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 C5H8O (Methyl cyclopropyl ketone)

using model chemistry: HSEh1PBE/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/aug-cc-pVDZ
 hartrees
Energy at 0K-270.283301
Energy at 298.15K-270.291909
HF Energy-270.283301
Nuclear repulsion energy230.581158
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 HSEh1PBE/aug-cc-pVDZ
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' 3270 3146 4.11      
2 A' 3195 3074 9.08      
3 A' 3186 3066 9.08      
4 A' 3161 3042 9.97      
5 A' 3050 2935 2.61      
6 A' 1788 1721 155.53      
7 A' 1487 1431 22.08      
8 A' 1435 1381 23.59      
9 A' 1419 1365 106.78      
10 A' 1354 1303 19.45      
11 A' 1233 1186 0.86      
12 A' 1197 1151 77.33      
13 A' 1104 1062 14.35      
14 A' 1045 1005 10.01      
15 A' 971 934 50.84      
16 A' 942 907 8.58      
17 A' 803 773 2.42      
18 A' 757 729 0.26      
19 A' 594 572 11.03      
20 A' 374 360 4.44      
21 A' 236 227 4.75      
22 A" 3256 3133 0.44      
23 A" 3159 3040 13.50      
24 A" 3124 3006 6.25      
25 A" 1446 1392 9.59      
26 A" 1435 1381 5.52      
27 A" 1197 1151 0.37      
28 A" 1111 1069 2.09      
29 A" 1072 1031 1.50      
30 A" 1033 994 3.76      
31 A" 883 850 1.13      
32 A" 837 805 4.72      
33 A" 599 577 1.03      
34 A" 251 242 0.42      
35 A" 143 137 0.01      
36 A" 62 59 2.00      

Unscaled Zero Point Vibrational Energy (zpe) 26103.7 cm-1
Scaled (by 0.9622) Zero Point Vibrational Energy (zpe) 25117.0 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 HSEh1PBE/aug-cc-pVDZ
ABC
0.24074 0.08795 0.07685

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.481 -0.559 0.000
C2 -0.279 -0.757 0.000
C3 0.299 -2.148 0.000
C4 0.696 0.367 0.000
C5 0.299 1.630 0.743
C6 0.299 1.630 -0.743
H7 -0.504 -2.892 0.000
H8 0.940 -2.285 -0.883
H9 0.940 -2.285 0.883
H10 1.751 0.097 0.000
H11 -0.668 1.591 1.242
H12 1.090 2.160 1.270
H13 -0.668 1.591 -1.242
H14 1.090 2.160 -1.270

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
O11.21792.38582.36512.91672.91672.52983.10153.10153.29772.61173.95092.61173.9509
C21.21791.50601.48822.56612.56612.14662.14472.14472.20272.68453.46352.68453.4635
C32.38581.50602.54663.85063.85061.09411.10011.10012.67414.05654.56044.05654.5604
C42.36511.48822.54661.51801.51803.47312.80592.80591.08962.21362.23192.21362.2319
C52.91672.56613.85061.51801.48544.65254.28743.96962.23901.08891.08862.20812.2268
C62.91672.56613.85061.51801.48544.65253.96964.28742.23902.20812.22681.08891.0886
H72.52982.14661.09413.47314.65254.65251.79801.79803.74424.65455.44734.65455.4473
H83.10152.14471.10012.80594.28743.96961.79801.76652.66674.70344.94104.21124.4638
H93.10152.14471.10012.80593.96964.28741.79801.76652.66674.21124.46384.70344.9410
H103.29772.20272.67411.08962.23902.23903.74422.66672.66673.10302.51113.10302.5111
H112.61172.68454.05652.21361.08892.20814.65454.70344.21123.10301.84832.48423.1188
H123.95093.46354.56042.23191.08862.22685.44734.94104.46382.51111.84833.11882.5403
H132.61172.68454.05652.21362.20811.08894.65454.21124.70343.10302.48423.11881.8483
H143.95093.46354.56042.23192.22681.08865.44734.46384.94102.51113.11882.54031.8483

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 121.944 O1 C2 C4 121.527
C2 C3 H7 110.294 C2 C3 H8 109.778
C2 C3 H9 109.778 C2 C4 C5 117.207
C2 C4 C6 117.207 C2 C4 H10 116.556
C3 C2 C4 116.528 C4 C5 C6 60.707
C4 C5 H11 115.249 C4 C5 H12 116.838
C4 C6 C5 60.707 C4 C6 H13 115.249
C4 C6 H14 116.838 C5 C4 C6 58.587
C5 C4 H10 117.382 C5 C6 H13 117.298
C5 C6 H14 118.979 C6 C4 H10 117.382
C6 C5 H11 117.298 C6 C5 H12 118.979
H7 C3 H8 110.061 H7 C3 H9 110.061
H8 C3 H9 106.806 H11 C5 H12 116.169
H13 C6 H14 116.169
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.617      
2 C -0.178      
3 C 0.363      
4 C 1.335      
5 C 0.867      
6 C 0.867      
7 H -0.183      
8 H 0.027      
9 H 0.027      
10 H -0.641      
11 H -0.436      
12 H -0.498      
13 H -0.436      
14 H -0.498      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.987 0.021 0.000 2.988
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.147 -1.036 0.000
y -1.036 -34.216 0.000
z 0.000 0.000 -36.240
Traceless
 xyz
x -4.919 -1.036 0.000
y -1.036 3.978 0.000
z 0.000 0.000 0.941
Polar
3z2-r21.882
x2-y2-5.931
xy-1.036
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.007 0.143 0.000
y 0.143 11.078 0.000
z 0.000 0.000 8.002


<r2> (average value of r2) Å2
<r2> 167.912
(<r2>)1/2 12.958