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

using model chemistry: PBEPBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-270.296351
Energy at 298.15K-270.304807
HF Energy-270.296351
Nuclear repulsion energy229.715792
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 PBEPBE/cc-pVTZ
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' 3168 3146 4.43      
2 A' 3101 3080 9.62      
3 A' 3084 3063 9.68      
4 A' 3069 3048 10.65      
5 A' 2965 2944 2.62      
6 A' 1707 1695 121.38      
7 A' 1432 1422 10.37      
8 A' 1411 1401 15.40      
9 A' 1362 1353 108.78      
10 A' 1319 1310 18.96      
11 A' 1194 1186 2.95      
12 A' 1153 1145 88.30      
13 A' 1073 1065 15.79      
14 A' 1015 1008 9.90      
15 A' 934 928 59.94      
16 A' 904 898 7.25      
17 A' 784 779 3.92      
18 A' 731 725 0.33      
19 A' 575 571 7.54      
20 A' 364 361 4.20      
21 A' 230 229 4.26      
22 A" 3153 3132 0.44      
23 A" 3070 3049 15.28      
24 A" 3024 3003 6.34      
25 A" 1421 1412 9.07      
26 A" 1400 1391 5.01      
27 A" 1172 1164 0.27      
28 A" 1085 1078 1.79      
29 A" 1050 1043 1.81      
30 A" 1005 998 4.07      
31 A" 843 837 0.01      
32 A" 814 808 4.64      
33 A" 582 577 0.56      
34 A" 244 243 0.24      
35 A" 136 135 0.06      
36 A" 64 64 1.93      

Unscaled Zero Point Vibrational Energy (zpe) 25319.2 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 25144.5 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 PBEPBE/cc-pVTZ
ABC
0.23863 0.08728 0.07618

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.490 -0.560 0.000
C2 -0.281 -0.759 0.000
C3 0.301 -2.157 0.000
C4 0.699 0.367 0.000
C5 0.301 1.637 0.744
C6 0.301 1.637 -0.744
H7 -0.502 -2.901 0.000
H8 0.944 -2.300 -0.883
H9 0.944 -2.300 0.883
H10 1.755 0.099 0.000
H11 -0.667 1.596 1.242
H12 1.092 2.166 1.274
H13 -0.667 1.596 -1.242
H14 1.092 2.166 -1.274

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
O11.22512.39932.37722.93132.93132.54063.11883.11883.31152.62133.96522.62133.9652
C21.22511.51441.49272.57572.57572.15352.15722.15722.20962.69013.47292.69013.4729
C32.39931.51442.55513.86633.86631.09481.10101.10102.68394.06974.57504.06974.5750
C42.37721.49272.55511.52471.52473.48172.81992.81991.08982.21742.23872.21742.2387
C52.93132.57573.86631.52471.48824.66844.30803.99142.24331.08941.08882.21012.2309
C62.93132.57573.86631.52471.48824.66843.99144.30802.24332.21012.23091.08941.0888
H72.54062.15351.09483.48174.66844.66841.79711.79713.75434.66825.46204.66825.4620
H83.11882.15721.10102.81994.30803.99141.79711.76542.68194.72064.96104.23064.4848
H93.11882.15721.10102.81993.99144.30801.79711.76542.68194.23064.48484.72064.9610
H103.31152.20962.68391.08982.24332.24333.75432.68192.68193.10612.51623.10612.5162
H112.62132.69014.06972.21741.08942.21014.66824.72064.23063.10611.84922.48463.1224
H123.96523.47294.57502.23871.08882.23095.46204.96104.48482.51621.84923.12242.5476
H132.62132.69014.06972.21742.21011.08944.66824.23064.72063.10612.48463.12241.8492
H143.96523.47294.57502.23872.23091.08885.46204.48484.96102.51623.12242.54761.8492

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 121.936 O1 C2 C4 121.708
C2 C3 H7 110.209 C2 C3 H8 110.135
C2 C3 H9 110.135 C2 C4 C5 117.215
C2 C4 C6 117.215 C2 C4 H10 116.795
C3 C2 C4 116.356 C4 C5 C6 60.787
C4 C5 H11 115.034 C4 C5 H12 116.890
C4 C6 C5 60.787 C4 C6 H13 115.034
C4 C6 H14 116.890 C5 C4 C6 58.426
C5 C4 H10 117.221 C5 C6 H13 117.215
C5 C6 H14 119.111 C6 C4 H10 117.221
C6 C5 H11 117.215 C6 C5 H12 119.111
H7 C3 H8 109.855 H7 C3 H9 109.855
H8 C3 H9 106.588 H11 C5 H12 116.196
H13 C6 H14 116.196
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.264      
2 C 0.172      
3 C -0.288      
4 C -0.077      
5 C -0.192      
6 C -0.192      
7 H 0.109      
8 H 0.103      
9 H 0.103      
10 H 0.093      
11 H 0.113      
12 H 0.103      
13 H 0.113      
14 H 0.103      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.765 0.063 0.000 2.765
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.783 -0.909 0.000
y -0.909 -34.497 0.000
z 0.000 0.000 -36.341
Traceless
 xyz
x -4.363 -0.909 0.000
y -0.909 3.565 0.000
z 0.000 0.000 0.799
Polar
3z2-r21.597
x2-y2-5.285
xy-0.909
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.775 0.174 0.000
y 0.174 11.137 0.000
z 0.000 0.000 7.703


<r2> (average value of r2) Å2
<r2> 169.081
(<r2>)1/2 13.003