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

using model chemistry: CCSD(T)/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at CCSD(T)/6-311G*
 hartrees
Energy at 0K-316.919601
Energy at 298.15K 
HF Energy-316.041160
Nuclear repulsion energy187.948382
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(T)/6-311G*
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 3119 3003        
2 A 3061 2946        
3 A 3035 2921        
4 A 1545 1487        
5 A 1488 1433        
6 A 1458 1404        
7 A 1326 1277        
8 A 1260 1213        
9 A 1136 1094        
10 A 1021 983        
11 A 887 854        
12 A 550 530        
13 A 250 241        
14 A 85 82        
15 B 3120 3003        
16 B 3085 2970        
17 B 3057 2943        
18 B 1547 1489        
19 B 1438 1384        
20 B 1409 1356        
21 B 1275 1227        
22 B 1145 1102        
23 B 1107 1066        
24 B 973 937        
25 B 787 757        
26 B 418 403        
27 B 202 195        

Unscaled Zero Point Vibrational Energy (zpe) 19893.2 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 19149.2 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(T)/6-311G*
ABC
0.29959 0.10012 0.09318

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-311G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.991
C2 0.000 1.261 0.143
C3 0.000 -1.261 0.143
F4 1.160 1.290 -0.633
F5 -1.160 -1.290 -0.633
H6 0.889 -0.003 1.639
H7 -0.889 0.003 1.639
H8 -0.857 1.280 -0.539
H9 -0.005 2.164 0.767
H10 0.857 -1.280 -0.539
H11 0.005 -2.164 0.767

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51971.51972.37692.37691.09981.09982.17102.17542.17102.1754
C21.51972.52261.39632.90852.15062.14691.09591.09722.76713.4815
C31.51972.52262.90851.39632.14692.15062.76713.48151.09591.0972
F42.37691.39632.90853.46992.62873.31922.01952.02022.58943.9023
F52.37692.90851.39633.46993.31922.62872.58943.90232.01952.0202
H61.09982.15062.14692.62873.31921.77783.07202.50082.52432.4920
H71.09982.14692.15063.31922.62871.77782.52432.49203.07202.5008
H82.17101.09592.76712.01952.58943.07202.52431.79313.08063.7824
H92.17541.09723.48152.02023.90232.50082.49201.79313.78244.3278
H102.17102.76711.09592.58942.01952.52433.07203.08063.78241.7931
H112.17543.48151.09723.90232.02022.49202.50083.78244.32781.7931

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 109.125 C1 C2 H8 111.171
C1 C2 H9 111.447 C1 C3 F5 109.125
C1 C3 H10 111.171 C1 C3 H11 111.447
C2 C1 C3 112.194 C2 C1 H6 109.322
C2 C1 H7 109.030 C3 C1 H6 109.030
C3 C1 H7 109.322 F4 C2 H8 107.644
F4 C2 H9 107.622 F5 C3 H10 107.644
F5 C3 H11 107.622 H6 C1 H7 107.845
H8 C2 H9 109.690 H10 C3 H11 109.690
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability