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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: BLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at BLYP/STO-3G
 hartrees
Energy at 0K-116.383874
Energy at 298.15K 
HF Energy-116.383874
Nuclear repulsion energy74.107425
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 BLYP/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1' 3301 3054 0.00 96.27 0.05 0.09
2 A1' 1602 1482 0.00 16.13 0.75 0.86
3 A1' 1255 1161 0.00 19.08 0.16 0.28
4 A1" 1210 1120 0.00 0.00 0.75 0.86
5 A2' 1154 1068 0.00 0.00 0.75 0.86
6 A2" 3448 3190 0.49 0.00 0.75 0.86
7 A2" 867 802 0.51 0.00 0.75 0.86
8 E' 3291 3045 0.52 9.53 0.75 0.86
8 E' 3291 3045 0.52 9.53 0.75 0.86
9 E' 1563 1446 0.13 9.13 0.75 0.86
9 E' 1563 1446 0.13 9.13 0.75 0.86
10 E' 1160 1073 2.59 0.14 0.75 0.86
10 E' 1160 1073 2.59 0.14 0.75 0.86
11 E' 945 875 6.10 10.72 0.75 0.86
11 E' 945 875 6.10 10.72 0.75 0.86
12 E" 3437 3180 0.00 43.50 0.75 0.86
12 E" 3437 3180 0.00 43.50 0.75 0.86
13 E" 1261 1167 0.00 12.43 0.75 0.86
13 E" 1261 1167 0.00 12.43 0.75 0.86
14 E" 783 724 0.00 2.27 0.75 0.86
14 E" 783 724 0.00 2.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18860.0 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 17449.3 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 BLYP/STO-3G
ABC
0.64378 0.64378 0.40154

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.891 0.000
C2 0.772 -0.445 0.000
C3 -0.772 -0.445 0.000
H4 0.000 1.489 0.927
H5 1.290 -0.745 0.927
H6 -1.290 -0.745 0.927
H7 0.000 1.489 -0.927
H8 1.290 -0.745 -0.927
H9 -1.290 -0.745 -0.927

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.54311.54311.10302.27962.27961.10302.27962.2796
C21.54311.54312.27961.10302.27962.27961.10302.2796
C31.54311.54312.27962.27961.10302.27962.27961.1030
H41.10302.27962.27962.57912.57911.85363.17613.1761
H52.27961.10302.27962.57912.57913.17611.85363.1761
H62.27962.27961.10302.57912.57913.17613.17611.8536
H71.10302.27962.27961.85363.17613.17612.57912.5791
H82.27961.10302.27963.17611.85363.17612.57912.5791
H92.27962.27961.10303.17613.17611.85362.57912.5791

picture of Cyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.000 C1 C2 H5 118.007
C1 C2 H8 118.007 C1 C3 C2 60.000
C1 C3 H6 118.007 C1 C3 H9 118.007
C2 C1 C3 60.000 C2 C1 H4 118.007
C2 C1 H7 118.007 C2 C3 H6 118.007
C2 C3 H9 118.007 C3 C1 H4 118.007
C3 C1 H7 118.007 C3 C2 H5 118.007
C3 C2 H8 118.007 H4 C1 H7 114.330
H5 C2 H8 114.330 H6 C3 H9 114.330
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.157      
2 C -0.157      
3 C -0.157      
4 H 0.079      
5 H 0.079      
6 H 0.079      
7 H 0.079      
8 H 0.079      
9 H 0.079      


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


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.213 0.000 0.000
y 0.000 -19.213 0.000
z 0.000 0.000 -17.444
Traceless
 xyz
x -0.885 0.000 0.000
y 0.000 -0.885 0.000
z 0.000 0.000 1.769
Polar
3z2-r23.538
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.347 0.000 0.000
y 0.000 2.347 0.000
z 0.000 0.000 2.343


<r2> (average value of r2) Å2
<r2> 44.377
(<r2>)1/2 6.662