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All results from a given calculation for C3H7 (n-Propyl radical)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A"
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-118.116715
Energy at 298.15K 
HF Energy-117.648093
Nuclear repulsion energy75.905797
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 MP2/6-31G(2df,p)
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' 3230 3051 9.32      
2 A' 3198 3020 20.56      
3 A' 3107 2934 23.73      
4 A' 3104 2932 15.71      
5 A' 1538 1453 3.13      
6 A' 1517 1433 0.48      
7 A' 1497 1414 1.04      
8 A' 1421 1343 0.66      
9 A' 1346 1271 1.21      
10 A' 1122 1059 0.58      
11 A' 1063 1004 1.87      
12 A' 924 873 1.30      
13 A' 532 502 40.06      
14 A' 332 314 8.24      
15 A" 3344 3159 7.40      
16 A" 3206 3028 23.31      
17 A" 3160 2985 8.28      
18 A" 1529 1444 5.19      
19 A" 1332 1258 0.36      
20 A" 1218 1150 0.17      
21 A" 903 853 0.58      
22 A" 754 712 2.67      
23 A" 265 250 0.00      
24 A" 118 112 0.84      

Unscaled Zero Point Vibrational Energy (zpe) 19879.9 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 18776.6 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 MP2/6-31G(2df,p)
ABC
1.03529 0.29919 0.26777

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.333 -0.084 0.000
C2 0.000 0.585 0.000
C3 1.163 -0.423 0.000
H4 2.126 0.092 0.000
H5 1.119 -1.064 0.882
H6 1.119 -1.064 -0.882
H7 0.093 1.230 -0.877
H8 0.093 1.230 0.877
H9 -1.764 -0.445 0.923
H10 -1.764 -0.445 -0.923

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49152.51873.46342.78402.78402.12862.12861.08061.0806
C21.49151.53832.18222.17872.17871.09321.09322.24122.2412
C32.51871.53831.09181.09091.09092.15532.15533.06863.0686
H43.46342.18221.09181.76791.76792.48952.48954.03344.0334
H52.78402.17871.09091.76791.76323.06732.51272.94883.4570
H62.78402.17871.09091.76791.76322.51273.06733.45702.9488
H72.12861.09322.15532.48953.06732.51271.75503.08152.5011
H82.12861.09322.15532.48952.51273.06731.75502.50113.0815
H91.08062.24123.06864.03342.94883.45703.08152.50111.8462
H101.08062.24123.06864.03343.45702.94882.50113.08151.8462

picture of n-Propyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.456 C1 C2 H7 109.923
C1 C2 H8 109.923 C2 C1 H9 120.391
C2 C1 H10 120.391 C2 C3 H4 110.993
C2 C3 H5 110.771 C2 C3 H6 110.771
C3 C2 H7 108.795 C3 C2 H8 108.795
H4 C3 H5 108.181 H4 C3 H6 108.181
H5 C3 H6 107.827 H7 C2 H8 106.775
H9 C1 H10 117.347
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability