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

using model chemistry: MP2/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-317.132362
Energy at 298.15K 
HF Energy-316.091539
Nuclear repulsion energy188.132278
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/aug-cc-pVTZ
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 3170 3020 17.61 41.45 0.70 0.82
2 A 3105 2959 3.20 253.25 0.01 0.03
3 A 3084 2939 5.65 93.62 0.12 0.21
4 A 1536 1464 0.51 6.89 0.74 0.85
5 A 1471 1402 8.52 4.07 0.73 0.84
6 A 1443 1375 7.54 0.83 0.08 0.15
7 A 1327 1265 0.87 9.75 0.60 0.75
8 A 1253 1194 0.78 3.62 0.52 0.68
9 A 1137 1083 20.43 1.54 0.74 0.85
10 A 1016 968 46.76 4.37 0.58 0.73
11 A 892 850 0.22 12.03 0.05 0.09
12 A 536 511 3.10 0.55 0.62 0.76
13 A 246 235 4.48 0.34 0.17 0.29
14 A 85 81 4.13 0.10 0.73 0.84
15 B 3170 3021 15.73 34.32 0.75 0.86
16 B 3142 2994 14.23 60.70 0.75 0.86
17 B 3104 2957 49.13 30.88 0.75 0.86
18 B 1535 1463 4.87 0.15 0.75 0.86
19 B 1423 1356 11.70 0.05 0.75 0.86
20 B 1400 1334 1.46 0.43 0.75 0.86
21 B 1269 1209 7.45 0.39 0.75 0.86
22 B 1137 1083 7.95 0.93 0.75 0.86
23 B 1096 1044 110.11 3.12 0.75 0.86
24 B 971 925 30.83 2.50 0.75 0.86
25 B 789 752 2.46 0.75 0.75 0.86
26 B 418 399 8.04 0.27 0.75 0.86
27 B 186 177 10.29 0.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19968.6 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 19028.0 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 MP2/aug-cc-pVTZ
ABC
0.31026 0.09770 0.09208

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.970
C2 0.000 1.255 0.129
C3 0.000 -1.255 0.129
F4 1.186 1.316 -0.607
F5 -1.186 -1.316 -0.607
H6 0.882 -0.004 1.612
H7 -0.882 0.004 1.612
H8 -0.825 1.256 -0.581
H9 -0.047 2.149 0.748
H10 0.825 -1.256 -0.581
H11 0.047 -2.149 0.748

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51021.51022.37172.37171.09161.09162.15962.16092.15962.1609
C21.51022.50931.39742.92552.13612.13121.08871.08882.73683.4599
C31.51022.50932.92551.39742.13122.13612.73683.45991.08871.0888
F42.37171.39742.92553.54422.60003.30532.01272.01242.59793.8915
F52.37172.92551.39743.54423.30532.60002.59793.89152.01272.0124
H61.09162.13612.13122.60003.30531.76483.05212.49922.52622.4587
H71.09162.13122.13613.30532.60001.76482.52622.45873.05212.4992
H82.15961.08872.73682.01272.59793.05212.52621.78063.00613.7581
H92.16091.08883.45992.01243.89152.49922.45871.78063.75814.2991
H102.15962.73681.08872.59792.01272.52623.05213.00613.75811.7806
H112.16093.45991.08883.89152.01242.45872.49923.75814.29911.7806

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 109.250 C1 C2 H8 111.365
C1 C2 H9 111.462 C1 C3 F5 109.250
C1 C3 H10 111.365 C1 C3 H11 111.462
C2 C1 C3 112.359 C2 C1 H6 109.321
C2 C1 H7 108.932 C3 C1 H6 108.932
C3 C1 H7 109.321 F4 C2 H8 107.456
F4 C2 H9 107.427 F5 C3 H10 107.456
F5 C3 H11 107.427 H6 C1 H7 107.874
H8 C2 H9 109.718 H10 C3 H11 109.718
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability