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All results from a given calculation for CH2FCH2CH3 (1-Fluoropropane)

using model chemistry: MP2/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no CS trans 1A'
1 2 yes C1 gauche 1A

Conformer 1 (CS trans)

Jump to S1C2
Energy calculated at MP2/CEP-31G*
 hartrees
Energy at 0K-44.934097
Energy at 298.15K-44.941919
HF Energy-44.401746
Nuclear repulsion energy74.122402
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/CEP-31G*
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' 3187 3026 34.78      
2 A' 3117 2960 42.15      
3 A' 3110 2952 36.92      
4 A' 3087 2931 27.67      
5 A' 1546 1468 1.23      
6 A' 1539 1461 8.79      
7 A' 1523 1446 0.45      
8 A' 1464 1390 16.01      
9 A' 1447 1374 7.32      
10 A' 1351 1282 1.79      
11 A' 1164 1106 0.71      
12 A' 1084 1029 41.33      
13 A' 1052 998 77.58      
14 A' 916 870 9.67      
15 A' 448 425 7.45      
16 A' 265 252 3.88      
17 A" 3199 3037 105.70      
18 A" 3179 3018 0.13      
19 A" 3168 3008 11.96      
20 A" 1531 1454 8.89      
21 A" 1342 1275 0.42      
22 A" 1286 1221 0.51      
23 A" 1208 1147 1.30      
24 A" 912 865 2.03      
25 A" 776 736 2.46      
26 A" 231 219 0.01      
27 A" 131 125 3.96      

Unscaled Zero Point Vibrational Energy (zpe) 21630.7 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 20536.2 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/CEP-31G*
ABC
0.88402 0.12244 0.11465

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.126 -0.784 0.000
C2 0.000 0.742 0.000
C3 -1.488 1.167 0.000
F4 1.490 -1.156 0.000
H5 -0.332 -1.229 0.902
H6 -0.332 -1.229 -0.902
H7 0.515 1.139 -0.892
H8 0.515 1.139 0.892
H9 -1.579 2.267 0.000
H10 -2.011 0.782 -0.895
H11 -2.011 0.782 0.895

Atom - Atom Distances (Å)
  C1 C2 C3 F4 H5 H6 H7 H8 H9 H10 H11
C11.53132.53221.41391.10461.10462.15552.15553.49522.79642.7964
C21.53131.54762.41242.19232.19231.10411.10412.19522.20142.2014
C32.53221.54763.77662.80892.80892.19322.19321.10381.10541.1054
F41.41392.41243.77662.03402.03402.64752.64754.59684.10024.1002
H51.10462.19232.80892.03401.80403.08882.51423.81953.17672.6199
H61.10462.19232.80892.03401.80402.51423.08883.81952.61993.1767
H72.15551.10412.19322.64753.08882.51421.78462.54052.55133.1148
H82.15551.10412.19322.64752.51423.08881.78462.54053.11482.5513
H93.49522.19521.10384.59683.81953.81952.54052.54051.78661.7866
H102.79642.20141.10544.10023.17672.61992.55133.11481.78661.7892
H112.79642.20141.10544.10022.61993.17673.11482.55131.78661.7892

picture of 1-Fluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 110.654 C1 C2 H7 108.659
C1 C2 H8 108.659 C2 C1 F4 109.922
C2 C1 H5 111.522 C2 C1 H6 111.522
C2 C3 H9 110.656 C2 C3 H10 111.055
C2 C3 H11 111.055 C3 C2 H7 110.482
C3 C2 H8 110.482 F4 C1 H5 107.093
F4 C1 H6 107.093 H5 C1 H6 109.495
H7 C2 H8 107.828 H9 C3 H10 107.945
H9 C3 H11 107.945 H10 C3 H11 108.055
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1 gauche)

Jump to S1C1
Energy calculated at MP2/CEP-31G*
 hartrees
Energy at 0K-44.934410
Energy at 298.15K 
HF Energy-44.401869
Nuclear repulsion energy75.471689
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/CEP-31G*
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 3200 3038 38.39      
2 A 3189 3028 80.72      
3 A 3181 3020 25.25      
4 A 3164 3004 10.33      
5 A 3110 2953 56.40      
6 A 3098 2942 21.71      
7 A 3090 2933 33.04      
8 A 1546 1468 1.16      
9 A 1535 1457 10.17      
10 A 1524 1447 7.55      
11 A 1504 1428 3.53      
12 A 1453 1380 12.21      
13 A 1450 1377 7.15      
14 A 1397 1326 1.60      
15 A 1325 1258 1.32      
16 A 1283 1218 0.92      
17 A 1196 1136 1.36      
18 A 1143 1085 5.57      
19 A 1107 1051 47.37      
20 A 989 939 59.46      
21 A 936 889 4.83      
22 A 897 851 5.35      
23 A 777 737 0.93      
24 A 476 452 4.14      
25 A 317 301 1.37      
26 A 224 213 1.90      
27 A 141 134 2.88      

Unscaled Zero Point Vibrational Energy (zpe) 21626.6 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 20532.3 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/CEP-31G*
ABC
0.47057 0.16750 0.14106

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.801 0.523 0.307
C2 -0.602 0.666 -0.292
C3 -1.537 -0.492 0.122
F4 1.404 -0.665 -0.175
H5 1.461 1.358 0.012
H6 0.770 0.441 1.408
H7 -0.511 0.714 -1.392
H8 -1.013 1.635 0.052
H9 -2.541 -0.360 -0.320
H10 -1.131 -1.458 -0.221
H11 -1.647 -0.534 1.221

Atom - Atom Distances (Å)
  C1 C2 C3 F4 H5 H6 H7 H8 H9 H10 H11
C11.53182.55621.41661.10391.10472.15442.14263.51332.81752.8190
C21.53181.54512.40962.19672.19531.10471.10722.19422.19042.1955
C32.55621.54512.96123.52482.80112.19072.19191.10441.10301.1057
F41.41662.40962.96122.03192.03222.65453.34363.95912.65643.3578
H51.10392.19673.52482.03191.80772.50432.48954.36773.83443.8340
H61.10472.19532.80112.03221.80773.09042.53803.81923.14182.6123
H72.15441.10472.19072.65452.50433.09041.78432.53462.54463.1104
H82.14261.10722.19193.34362.48952.53801.78432.54053.10762.5439
H93.51332.19421.10443.95914.36773.81922.53462.54051.79011.7901
H102.81752.19041.10302.65643.83443.14182.54463.10761.79011.7893
H112.81902.19551.10573.35783.83402.61233.11042.54391.79011.7893

picture of 1-Fluoropropane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.354 C1 C2 H7 108.514
C1 C2 H8 107.471 C2 C1 F4 109.562
C2 C1 H5 111.884 C2 C1 H6 111.729
C2 C3 H9 110.719 C2 C3 H10 110.502
C2 C3 H11 110.744 C3 C2 H7 110.423
C3 C2 H8 110.366 F4 C1 H5 106.785
F4 C1 H6 106.764 H5 C1 H6 109.866
H7 C2 H8 107.544 H9 C3 H10 108.382
H9 C3 H11 108.189 H10 C3 H11 108.215
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability