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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-316.968389
Energy at 298.15K 
HF Energy-316.051118
Nuclear repulsion energy188.002208
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 3131 3020        
2 A 3073 2965        
3 A 3050 2943        
4 A 1530 1476        
5 A 1473 1421        
6 A 1458 1407        
7 A 1325 1278        
8 A 1259 1214        
9 A 1139 1099        
10 A 1025 988        
11 A 888 857        
12 A 541 522        
13 A 248 239        
14 A 83 81        
15 B 3132 3021        
16 B 3102 2993        
17 B 3070 2961        
18 B 1533 1479        
19 B 1440 1390        
20 B 1404 1354        
21 B 1279 1234        
22 B 1141 1100        
23 B 1111 1072        
24 B 975 941        
25 B 790 762        
26 B 421 406        
27 B 200 193        

Unscaled Zero Point Vibrational Energy (zpe) 19909.9 cm-1
Scaled (by 0.9647) Zero Point Vibrational Energy (zpe) 19207.0 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
0.30203 0.09958 0.09306

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 0.988
C2 0.000 1.260 0.136
C3 0.000 -1.260 0.136
F4 1.168 1.294 -0.625
F5 -1.168 -1.294 -0.625
H6 0.890 -0.003 1.632
H7 -0.890 0.003 1.632
H8 -0.851 1.262 -0.553
H9 -0.024 2.162 0.759
H10 0.851 -1.262 -0.553
H11 0.024 -2.162 0.759

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.52141.52142.37492.37491.09881.09882.16662.17452.16662.1745
C21.52142.52081.39432.91012.15092.14781.09541.09632.75033.4790
C31.52142.52082.91011.39432.14782.15092.75033.47901.09541.0963
F42.37491.39432.91013.48662.61773.31642.02092.02222.57703.8948
F52.37492.91011.39433.48663.31642.61772.57703.89482.02092.0222
H61.09882.15092.14782.61773.31641.78043.06742.50702.52282.4854
H71.09882.14782.15093.31642.61771.78042.52282.48543.06742.5070
H82.16661.09542.75032.02092.57703.06742.52281.79333.04523.7704
H92.17451.09633.47902.02223.89482.50702.48541.79333.77044.3248
H102.16662.75031.09542.57702.02092.52283.06743.04523.77041.7933
H112.17453.47901.09633.89482.02222.48542.50703.77044.32481.7933

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 109.002 C1 C2 H8 110.726
C1 C2 H9 111.302 C1 C3 F5 109.002
C1 C3 H10 110.726 C1 C3 H11 111.302
C2 C1 C3 111.879 C2 C1 H6 109.284
C2 C1 H7 109.049 C3 C1 H6 109.049
C3 C1 H7 109.284 F4 C2 H8 107.923
F4 C2 H9 107.966 F5 C3 H10 107.923
F5 C3 H11 107.966 H6 C1 H7 108.225
H8 C2 H9 109.816 H10 C3 H11 109.816
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability