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All results from a given calculation for CH2FCH2CH2F (1,3-difluoropropane)

using model chemistry: TPSSh/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at TPSSh/6-311+G(3df,2p)
 hartrees
Energy at 0K-317.727426
Energy at 298.15K 
HF Energy-317.727426
Nuclear repulsion energy187.141931
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 TPSSh/6-311+G(3df,2p)
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 3097 3097 29.37 44.57 0.72 0.84
2 A 3046 3046 5.24 286.67 0.01 0.02
3 A 3025 3025 6.65 74.91 0.22 0.36
4 A 1519 1519 0.30 8.01 0.73 0.85
5 A 1463 1463 7.20 4.46 0.75 0.85
6 A 1425 1425 7.30 1.06 0.08 0.16
7 A 1308 1308 0.82 10.80 0.63 0.77
8 A 1237 1237 0.64 4.02 0.60 0.75
9 A 1115 1115 16.51 1.33 0.75 0.86
10 A 988 988 54.52 4.46 0.66 0.79
11 A 864 864 0.11 11.09 0.07 0.13
12 A 523 523 3.02 0.59 0.66 0.79
13 A 233 233 4.33 0.34 0.20 0.33
14 A 83 83 4.00 0.11 0.72 0.84
15 B 3097 3097 26.74 37.67 0.75 0.86
16 B 3068 3068 28.13 71.85 0.75 0.86
17 B 3041 3041 54.36 40.38 0.75 0.86
18 B 1517 1517 3.95 0.15 0.75 0.86
19 B 1400 1400 9.83 0.21 0.75 0.86
20 B 1386 1386 1.29 0.35 0.75 0.86
21 B 1251 1251 5.72 0.61 0.75 0.86
22 B 1114 1114 12.93 0.76 0.75 0.86
23 B 1062 1062 106.99 2.82 0.75 0.86
24 B 951 951 38.01 2.87 0.75 0.86
25 B 773 773 2.82 0.84 0.75 0.86
26 B 403 403 7.89 0.29 0.75 0.86
27 B 168 168 9.79 0.12 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19577.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19577.9 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 TPSSh/6-311+G(3df,2p)
ABC
0.31029 0.09583 0.09040

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-311+G(3df,2p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.966
C2 0.000 1.265 0.130
C3 0.000 -1.265 0.130
F4 1.189 1.340 -0.607
F5 -1.189 -1.340 -0.607
H6 0.882 -0.007 1.613
H7 -0.882 0.007 1.613
H8 -0.824 1.276 -0.585
H9 -0.045 2.158 0.757
H10 0.824 -1.276 -0.585
H11 0.045 -2.158 0.757

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51661.51662.38412.38411.09431.09432.17122.16902.17122.1690
C21.51662.53091.40112.95702.14422.13581.09141.09202.76573.4811
C31.51662.53092.95701.40112.13582.14422.76573.48111.09141.0920
F42.38411.40112.95703.58192.61533.31632.01372.01372.64083.9251
F52.38412.95701.40113.58193.31632.61532.64083.92512.01372.0137
H61.09432.14422.13582.61533.31631.76503.06472.50652.53932.4622
H71.09432.13582.14423.31632.61531.76502.53932.46223.06472.5065
H82.17121.09142.76572.01372.64083.06472.53931.78563.03743.7884
H92.16901.09203.48112.01373.92512.50652.46221.78563.78844.3178
H102.17122.76571.09142.64082.01372.53933.06473.03743.78841.7856
H112.16903.48111.09203.92512.01372.46222.50653.78844.31781.7856

picture of 1,3-difluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 109.536 C1 C2 H8 111.677
C1 C2 H9 111.465 C1 C3 F5 109.536
C1 C3 H10 111.677 C1 C3 H11 111.465
C2 C1 C3 113.109 C2 C1 H6 109.349
C2 C1 H7 108.694 C3 C1 H6 108.694
C3 C1 H7 109.349 F4 C2 H8 107.128
F4 C2 H9 107.102 F5 C3 H10 107.128
F5 C3 H11 107.102 H6 C1 H7 107.494
H8 C2 H9 109.733 H10 C3 H11 109.733
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.144      
2 C 0.242      
3 C 0.242      
4 F -0.453      
5 F -0.453      
6 H 0.101      
7 H 0.101      
8 H 0.103      
9 H 0.079      
10 H 0.103      
11 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 2.105 2.105
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.865 0.077 0.000
y 0.077 6.528 0.000
z 0.000 0.000 5.869


<r2> (average value of r2) Å2
<r2> 130.997
(<r2>)1/2 11.445