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

using model chemistry: MP2=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP2=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-316.952924
Energy at 298.15K 
HF Energy-315.984520
Nuclear repulsion energy190.260007
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 MP2=FULL/6-31G(2df,p)
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 3193 3001 22.82 41.56 0.75 0.85
2 A 3130 2942 6.59 196.24 0.00 0.01
3 A 3122 2935 0.43 37.98 0.53 0.70
4 A 1553 1460 0.96 12.88 0.73 0.84
5 A 1494 1404 7.84 7.61 0.74 0.85
6 A 1473 1384 9.72 1.44 0.59 0.74
7 A 1348 1267 0.45 20.31 0.70 0.83
8 A 1280 1203 0.57 6.28 0.63 0.77
9 A 1161 1091 27.97 1.22 0.74 0.85
10 A 1050 987 29.62 4.37 0.65 0.79
11 A 913 859 0.00 9.65 0.11 0.20
12 A 552 519 2.85 0.51 0.67 0.80
13 A 255 240 3.46 0.16 0.24 0.39
14 A 85 80 2.76 0.02 0.67 0.80
15 B 3199 3006 24.46 10.95 0.75 0.86
16 B 3183 2991 8.01 85.40 0.75 0.86
17 B 3125 2938 57.77 32.83 0.75 0.86
18 B 1557 1463 4.09 0.01 0.75 0.86
19 B 1445 1358 13.22 1.44 0.75 0.86
20 B 1417 1332 1.40 0.49 0.75 0.86
21 B 1298 1220 8.79 0.63 0.75 0.86
22 B 1154 1084 22.07 0.64 0.75 0.86
23 B 1142 1074 74.20 3.67 0.75 0.86
24 B 995 935 15.20 3.24 0.75 0.86
25 B 796 748 0.92 0.60 0.75 0.86
26 B 419 394 6.18 0.20 0.75 0.86
27 B 209 196 9.87 0.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 20273.1 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 19054.6 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 MP2=FULL/6-31G(2df,p)
ABC
0.30062 0.10444 0.09666

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G(2df,p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.998
C2 0.000 1.243 0.141
C3 0.000 -1.243 0.141
F4 1.140 1.251 -0.635
F5 -1.140 -1.251 -0.635
H6 0.883 -0.003 1.639
H7 -0.883 0.003 1.639
H8 -0.866 1.247 -0.520
H9 -0.010 2.148 0.750
H10 0.866 -1.247 -0.520
H11 0.010 -2.148 0.750

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.50931.50932.35182.35181.09081.09082.14712.16202.14712.1620
C21.50932.48521.37882.84972.13832.13521.08971.09062.71763.4444
C31.50932.48522.84971.37882.13522.13832.71763.44441.08971.0906
F42.35181.37882.84973.38502.60903.28922.00882.01032.51603.8402
F52.35182.84971.37883.38503.28922.60902.51603.84022.00882.0103
H61.09082.13832.13522.60903.28921.76603.04642.49212.49182.4806
H71.09082.13522.13833.28922.60901.76602.49182.48063.04642.4921
H82.14711.08972.71762.00882.51603.04642.49181.77683.03643.7287
H92.16201.09063.44442.01033.84022.49212.48061.77683.72874.2953
H102.14712.71761.08972.51602.00882.49183.04643.03643.72871.7768
H112.16203.44441.09063.84022.01032.48062.49213.72874.29531.7768

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 108.953 C1 C2 H8 110.360
C1 C2 H9 111.500 C1 C3 F5 108.953
C1 C3 H10 110.360 C1 C3 H11 111.500
C2 C1 C3 110.827 C2 C1 H6 109.591
C2 C1 H7 109.347 C3 C1 H6 109.347
C3 C1 H7 109.591 F4 C2 H8 108.363
F4 C2 H9 108.428 F5 C3 H10 108.363
F5 C3 H11 108.428 H6 C1 H7 108.090
H8 C2 H9 109.163 H10 C3 H11 109.163
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability