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

using model chemistry: CCSD(T)/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)/TZVP
 hartrees
Energy at 0K-317.005142
Energy at 298.15K 
HF Energy-316.087530
Nuclear repulsion energy187.616656
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)/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 3140 3022        
2 A 3083 2967        
3 A 3058 2943        
4 A 1536 1478        
5 A 1472 1417        
6 A 1464 1409        
7 A 1325 1275        
8 A 1262 1214        
9 A 1138 1095        
10 A 1014 976        
11 A 880 847        
12 A 546 526        
13 A 247 238        
14 A 83 80        
15 B 3141 3023        
16 B 3109 2993        
17 B 3079 2964        
18 B 1538 1480        
19 B 1440 1386        
20 B 1411 1358        
21 B 1281 1233        
22 B 1139 1096        
23 B 1097 1056        
24 B 971 935        
25 B 786 756        
26 B 417 401        
27 B 193 185        

Unscaled Zero Point Vibrational Energy (zpe) 19923.7 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 19176.5 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)/TZVP
ABC
0.30245 0.09858 0.09200

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.983
C2 0.000 1.264 0.143
C3 0.000 -1.264 0.143
F4 1.166 1.311 -0.630
F5 -1.166 -1.311 -0.630
H6 0.886 -0.008 1.627
H7 -0.886 0.008 1.627
H8 -0.850 1.283 -0.543
H9 -0.014 2.156 0.773
H10 0.850 -1.283 -0.543
H11 0.014 -2.156 0.773

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51761.51762.38302.38301.09541.09542.16752.16662.16752.1666
C21.51762.52761.39922.93012.14612.13621.09231.09282.77153.4778
C31.51762.52762.93011.39922.13622.14612.77153.47781.09231.0928
F42.38301.39922.93013.50862.62883.31652.01772.01842.61503.9139
F52.38302.93011.39923.50863.31652.62882.61503.91392.01772.0184
H61.09542.14612.13622.62883.31651.77283.06442.49492.51672.4706
H71.09542.13622.14613.31652.62881.77282.51672.47063.06442.4949
H82.16751.09232.77152.01772.61503.06442.51671.78713.07883.7829
H92.16661.09283.47782.01843.91392.49492.47061.78713.78294.3128
H102.16752.77151.09232.61502.01772.51673.06443.07883.78291.7871
H112.16663.47781.09283.91392.01842.47062.49493.78294.31281.7871

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 109.502 C1 C2 H8 111.252
C1 C2 H9 111.148 C1 C3 F5 109.502
C1 C3 H10 111.252 C1 C3 H11 111.148
C2 C1 C3 112.766 C2 C1 H6 109.372
C2 C1 H7 108.597 C3 C1 H6 108.597
C3 C1 H7 109.372 F4 C2 H8 107.522
F4 C2 H9 107.540 F5 C3 H10 107.522
F5 C3 H11 107.540 H6 C1 H7 108.031
H8 C2 H9 109.737 H10 C3 H11 109.737
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability