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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: BLYP/6-31G

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/6-31G
 hartrees
Energy at 0K-117.786349
Energy at 298.15K 
HF Energy-117.786349
Nuclear repulsion energy74.677654
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/6-31G
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' 3084 3060 0.00 247.75 0.04 0.07
2 A1' 1504 1493 0.00 9.82 0.61 0.76
3 A1' 1180 1171 0.00 27.38 0.08 0.14
4 A1" 1131 1122 0.00 0.00 0.75 0.86
5 A2' 1098 1090 0.00 0.00 0.75 0.86
6 A2" 3173 3149 54.65 0.00 0.75 0.86
7 A2" 860 853 0.99 0.00 0.75 0.86
8 E' 3073 3050 30.38 20.96 0.75 0.86
8 E' 3073 3050 30.38 20.96 0.75 0.86
9 E' 1483 1472 1.09 11.29 0.75 0.86
9 E' 1483 1472 1.09 11.29 0.75 0.86
10 E' 1057 1049 16.12 0.40 0.75 0.86
10 E' 1057 1049 16.12 0.40 0.75 0.86
11 E' 842 836 15.63 15.74 0.75 0.86
11 E' 842 836 15.63 15.74 0.75 0.86
12 E" 3148 3125 0.00 98.05 0.75 0.86
12 E" 3148 3125 0.00 98.05 0.75 0.86
13 E" 1203 1194 0.00 13.45 0.75 0.86
13 E" 1203 1194 0.00 13.44 0.75 0.86
14 E" 744 739 0.00 3.57 0.75 0.86
14 E" 744 739 0.00 3.57 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17566.2 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 17432.7 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/6-31G
ABC
0.65381 0.65381 0.40671

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.884 0.000
C2 0.766 -0.442 0.000
C3 -0.766 -0.442 0.000
H4 0.000 1.482 0.915
H5 1.284 -0.741 0.915
H6 -1.284 -0.741 0.915
H7 0.000 1.482 -0.915
H8 1.284 -0.741 -0.915
H9 -1.284 -0.741 -0.915

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.53191.53191.09282.26442.26441.09282.26442.2644
C21.53191.53192.26441.09282.26442.26441.09282.2644
C31.53191.53192.26442.26441.09282.26442.26441.0928
H41.09282.26442.26442.56752.56751.82943.15263.1526
H52.26441.09282.26442.56752.56753.15261.82943.1526
H62.26442.26441.09282.56752.56753.15263.15261.8294
H71.09282.26442.26441.82943.15263.15262.56752.5675
H82.26441.09282.26443.15261.82943.15262.56752.5675
H92.26442.26441.09283.15263.15261.82942.56752.5675

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 118.283
C1 C2 H8 118.283 C1 C3 C2 60.000
C1 C3 H6 118.283 C1 C3 H9 118.283
C2 C1 C3 60.000 C2 C1 H4 118.283
C2 C1 H7 118.283 C2 C3 H6 118.283
C2 C3 H9 118.283 C3 C1 H4 118.283
C3 C1 H7 118.283 C3 C2 H5 118.283
C3 C2 H8 118.283 H4 C1 H7 113.659
H5 C2 H8 113.659 H6 C3 H9 113.659
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.248      
2 C -0.248      
3 C -0.248      
4 H 0.124      
5 H 0.124      
6 H 0.124      
7 H 0.124      
8 H 0.124      
9 H 0.124      


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 -20.464 0.000 0.000
y 0.000 -20.464 0.000
z 0.000 0.000 -18.457
Traceless
 xyz
x -1.004 0.000 0.000
y 0.000 -1.004 0.000
z 0.000 0.000 2.007
Polar
3z2-r24.015
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 4.454 0.000 0.000
y 0.000 4.454 0.000
z 0.000 0.000 4.354


<r2> (average value of r2) Å2
<r2> 44.649
(<r2>)1/2 6.682