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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CCSD/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 CCSD/6-31G
 hartrees
Energy at 0K-117.314649
Energy at 298.15K-117.321079
HF Energy-117.005649
Nuclear repulsion energy74.763366
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 CCSD/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' 3144 2965 0.00      
2 A1' 1563 1474 0.00      
3 A1' 1208 1139 0.00      
4 A1" 1193 1125 0.00      
5 A2' 1169 1102 0.00      
6 A2" 3229 3045 45.86      
7 A2" 883 832 0.38      
8 E' 3130 2952 22.52      
8 E' 3130 2952 22.52      
9 E' 1534 1446 1.27      
9 E' 1534 1446 1.27      
10 E' 1150 1085 12.64      
10 E' 1150 1085 12.64      
11 E' 880 830 19.41      
11 E' 880 830 19.41      
12 E" 3207 3025 0.00      
12 E" 3207 3025 0.00      
13 E" 1251 1180 0.00      
13 E" 1251 1180 0.00      
14 E" 789 744 0.00      
14 E" 789 744 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18134.6 cm-1
Scaled (by 0.9431) Zero Point Vibrational Energy (zpe) 17102.7 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 CCSD/6-31G
ABC
0.65529 0.65529 0.40755

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.884 0.000
C2 0.765 -0.442 0.000
C3 -0.765 -0.442 0.000
H4 0.000 1.481 0.913
H5 1.282 -0.740 0.913
H6 -1.282 -0.740 0.913
H7 0.000 1.481 -0.913
H8 1.282 -0.740 -0.913
H9 -1.282 -0.740 -0.913

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.53041.53041.09122.26182.26181.09122.26182.2618
C21.53041.53042.26181.09122.26182.26181.09122.2618
C31.53041.53042.26182.26181.09122.26182.26181.0912
H41.09122.26182.26182.56472.56471.82663.14873.1487
H52.26181.09122.26182.56472.56473.14871.82663.1487
H62.26182.26181.09122.56472.56473.14873.14871.8266
H71.09122.26182.26181.82663.14873.14872.56472.5647
H82.26181.09122.26183.14871.82663.14872.56472.5647
H92.26182.26181.09123.14873.14871.82662.56472.5647

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 118.290
C1 C2 H8 118.290 C1 C3 C2 60.000
C1 C3 H6 118.290 C1 C3 H9 118.290
C2 C1 C3 60.000 C2 C1 H4 118.290
C2 C1 H7 118.290 C2 C3 H6 118.290
C2 C3 H9 118.290 C3 C1 H4 118.290
C3 C1 H7 118.290 C3 C2 H5 118.290
C3 C2 H8 118.290 H4 C1 H7 113.642
H5 C2 H8 113.642 H6 C3 H9 113.642
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability