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

using model chemistry: CCSD(T)=FULL/TZVP

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)=FULL/TZVP
 hartrees
Energy at 0K-317.093683
Energy at 298.15K 
HF Energy-316.087650
Nuclear repulsion energy187.727698
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)=FULL/TZVP
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 3141 3002        
2 A 3083 2947        
3 A 3057 2923        
4 A 1537 1469        
5 A 1473 1408        
6 A 1465 1400        
7 A 1326 1268        
8 A 1263 1207        
9 A 1138 1088        
10 A 1015 970        
11 A 880 842        
12 A 547 523        
13 A 247 236        
14 A 83 79        
15 B 3141 3003        
16 B 3109 2973        
17 B 3079 2944        
18 B 1538 1471        
19 B 1440 1377        
20 B 1412 1350        
21 B 1282 1226        
22 B 1140 1089        
23 B 1098 1050        
24 B 972 930        
25 B 786 752        
26 B 417 399        
27 B 193 185        

Unscaled Zero Point Vibrational Energy (zpe) 19931.9 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 19054.9 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 CCSD(T)=FULL/TZVP
ABC
0.30241 0.09879 0.09215

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/TZVP

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.983
C2 0.000 1.263 0.144
C3 0.000 -1.263 0.144
F4 1.164 1.309 -0.630
F5 -1.164 -1.309 -0.630
H6 0.886 -0.008 1.627
H7 -0.886 0.008 1.627
H8 -0.851 1.285 -0.540
H9 -0.012 2.155 0.774
H10 0.851 -1.285 -0.540
H11 0.012 -2.155 0.774

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51681.51682.38182.38181.09471.09472.16672.16532.16672.1653
C21.51682.52641.39862.92772.14472.13521.09151.09212.77203.4759
C31.51682.52642.92771.39862.13522.14472.77203.47591.09151.0921
F42.38181.39862.92773.50372.62813.31492.01702.01722.61463.9117
F52.38182.92771.39863.50373.31492.62812.61463.91172.01702.0172
H61.09472.14472.13522.62813.31491.77163.06272.49252.51472.4700
H71.09472.13522.14473.31492.62811.77162.51472.47003.06272.4925
H82.16671.09152.77202.01702.61463.06272.51471.78503.08233.7819
H92.16531.09213.47592.01723.91172.49252.47001.78503.78194.3103
H102.16672.77201.09152.61462.01702.51473.06273.08233.78191.7850
H112.16533.47591.09213.91172.01722.47002.49253.78194.31031.7850

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 109.504 C1 C2 H8 111.291
C1 C2 H9 111.149 C1 C3 F5 109.504
C1 C3 H10 111.291 C1 C3 H11 111.149
C2 C1 C3 112.772 C2 C1 H6 109.358
C2 C1 H7 108.610 C3 C1 H6 108.610
C3 C1 H7 109.358 F4 C2 H8 107.559
F4 C2 H9 107.536 F5 C3 H10 107.559
F5 C3 H11 107.536 H6 C1 H7 108.026
H8 C2 H9 109.662 H10 C3 H11 109.662
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability