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

using model chemistry: QCISD/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 QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-118.164047
Energy at 298.15K 
HF Energy-117.648342
Nuclear repulsion energy75.807414
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 QCISD/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 3298 3125 11.00      
2 A 3192 3024 11.32      
3 A 3164 2998 24.66      
4 A 3160 2994 30.48      
5 A 3093 2930 17.48      
6 A 3083 2921 19.73      
7 A 3017 2858 27.13      
8 A 1538 1457 2.65      
9 A 1530 1450 4.55      
10 A 1509 1430 0.92      
11 A 1491 1412 0.81      
12 A 1441 1366 1.40      
13 A 1387 1314 2.57      
14 A 1296 1228 0.17      
15 A 1196 1133 0.45      
16 A 1107 1049 0.06      
17 A 1074 1018 1.30      
18 A 934 885 1.33      
19 A 901 853 0.12      
20 A 766 726 0.84      
21 A 461 437 38.38      
22 A 368 349 3.66      
23 A 256 243 0.07      
24 A 132 125 0.34      

Unscaled Zero Point Vibrational Energy (zpe) 19697.4 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 18661.3 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 QCISD/6-31G(2df,p)
ABC
1.08664 0.30012 0.25986

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.299 -0.297 -0.037
C2 0.077 0.561 0.054
C3 -1.222 -0.247 -0.039
H4 -2.098 0.402 0.031
H5 -1.274 -0.789 -0.986
H6 -1.281 -0.981 0.770
H7 0.081 1.123 1.002
H8 0.101 1.321 -0.734
H9 2.259 0.128 -0.302
H10 1.286 -1.309 0.349

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49582.52123.46902.78662.78812.13972.13101.08241.0835
C21.49581.53232.18122.17512.17541.10121.09572.25272.2462
C32.52121.53231.09261.09281.09352.15712.16603.51052.7505
H43.46902.18121.09261.76921.76812.49192.50314.37833.8051
H52.78662.17511.09281.76921.76623.07252.53143.71382.9336
H62.78812.17541.09351.76811.76622.51613.07733.86072.6212
H72.13971.10122.15712.49193.07252.51611.74722.72632.7914
H82.13101.09572.16602.50312.53143.07731.74722.50393.0818
H91.08242.25273.51054.37833.71383.86072.72632.50391.8536
H101.08352.24622.75053.80512.93362.62122.79143.08181.8536

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 112.725 C1 C2 H7 110.022
C1 C2 H8 109.667 C2 C1 H9 120.945
C2 C1 H10 120.265 C2 C3 H4 111.296
C2 C3 H5 110.795 C2 C3 H6 110.775
C3 C2 H7 108.887 C3 C2 H8 109.903
H4 C3 H5 108.106 H4 C3 H6 107.960
H5 C3 H6 107.773 H7 C2 H8 105.373
H9 C1 H10 117.695
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability