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

using model chemistry: MP2/CEP-121G*

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-121G*
 hartrees
Energy at 0K-44.985895
Energy at 298.15K-44.993728
HF Energy-44.412360
Nuclear repulsion energy74.450032
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-121G*
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' 3169 3019 31.17      
2 A' 3094 2948 57.30      
3 A' 3090 2944 12.10      
4 A' 3065 2921 23.04      
5 A' 1560 1486 2.63      
6 A' 1546 1473 6.70      
7 A' 1531 1459 0.49      
8 A' 1461 1392 17.99      
9 A' 1451 1383 3.79      
10 A' 1351 1287 1.01      
11 A' 1157 1102 1.10      
12 A' 1077 1026 46.39      
13 A' 1045 996 71.63      
14 A' 910 867 8.48      
15 A' 448 427 6.88      
16 A' 269 256 4.44      
17 A" 3175 3025 92.14      
18 A" 3156 3007 1.29      
19 A" 3142 2994 3.46      
20 A" 1542 1470 8.55      
21 A" 1337 1274 0.20      
22 A" 1288 1227 0.08      
23 A" 1214 1157 1.82      
24 A" 904 862 1.51      
25 A" 768 732 1.05      
26 A" 233 222 0.02      
27 A" 126 120 3.83      

Unscaled Zero Point Vibrational Energy (zpe) 21554.7 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 20537.3 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-121G*
ABC
0.89697 0.12309 0.11532

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.118 -0.785 0.000
C2 0.000 0.735 0.000
C3 -1.475 1.177 0.000
F4 1.482 -1.159 0.000
H5 -0.336 -1.224 0.896
H6 -0.336 -1.224 -0.896
H7 0.517 1.122 -0.885
H8 0.517 1.122 0.885
H9 -1.553 2.268 0.000
H10 -1.998 0.803 -0.887
H11 -1.998 0.803 0.887

Atom - Atom Distances (Å)
  C1 C2 C3 F4 H5 H6 H7 H8 H9 H10 H11
C11.52392.52641.41441.09591.09592.13992.13993.47972.79002.7900
C21.52391.53972.40442.17952.17951.09561.09562.18222.18762.1876
C32.52641.53973.76782.80352.80352.17992.17991.09421.09581.0958
F41.41442.40443.76782.02762.02762.63052.63054.57734.09224.0922
H51.09592.17952.80352.02761.79133.06622.49633.80433.16962.6208
H61.09592.17952.80352.02761.79132.49633.06623.80432.62083.1696
H72.13991.09562.17992.63053.06622.49631.76992.52542.53523.0931
H82.13991.09562.17992.63052.49633.06621.76992.52543.09312.5352
H93.47972.18221.09424.57733.80433.80432.52542.52541.76991.7699
H102.79002.18761.09584.09223.16962.62082.53523.09311.76991.7742
H112.79002.18761.09584.09222.62083.16963.09312.53521.76991.7742

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 111.104 C1 C2 H7 108.451
C1 C2 H8 108.451 C2 C1 F4 109.777
C2 C1 H5 111.555 C2 C1 H6 111.555
C2 C3 H9 110.759 C2 C3 H10 111.083
C2 C3 H11 111.083 C3 C2 H7 110.490
C3 C2 H8 110.490 F4 C1 H5 107.061
F4 C1 H6 107.061 H5 C1 H6 109.632
H7 C2 H8 107.753 H9 C3 H10 107.839
H9 C3 H11 107.839 H10 C3 H11 108.101
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1 gauche)

Jump to S1C1
Energy calculated at MP2/CEP-121G*
 hartrees
Energy at 0K-44.986589
Energy at 298.15K 
HF Energy-44.412598
Nuclear repulsion energy75.826224
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-121G*
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 3182 3032 27.16      
2 A 3168 3018 64.70      
3 A 3161 3012 29.32      
4 A 3134 2986 13.60      
5 A 3093 2947 43.90      
6 A 3074 2928 15.77      
7 A 3069 2924 32.51      
8 A 1556 1483 1.35      
9 A 1546 1473 10.03      
10 A 1534 1462 7.69      
11 A 1515 1443 2.78      
12 A 1457 1388 8.82      
13 A 1445 1377 11.53      
14 A 1401 1335 1.06      
15 A 1318 1256 0.81      
16 A 1284 1223 0.79      
17 A 1199 1143 1.88      
18 A 1140 1086 5.97      
19 A 1101 1049 47.80      
20 A 984 937 54.39      
21 A 929 885 3.52      
22 A 890 848 4.98      
23 A 773 736 0.83      
24 A 480 458 4.64      
25 A 319 304 1.17      
26 A 226 215 2.06      
27 A 142 135 2.71      

Unscaled Zero Point Vibrational Energy (zpe) 21558.6 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 20541.1 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-121G*
ABC
0.47377 0.16914 0.14207

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.798 0.527 0.301
C2 -0.600 0.663 -0.289
C3 -1.530 -0.491 0.121
F4 1.398 -0.666 -0.171
H5 1.453 1.351 -0.002
H6 0.772 0.457 1.395
H7 -0.512 0.712 -1.380
H8 -1.009 1.624 0.053
H9 -2.526 -0.361 -0.313
H10 -1.127 -1.448 -0.222
H11 -1.638 -0.535 1.211

Atom - Atom Distances (Å)
  C1 C2 C3 F4 H5 H6 H7 H8 H9 H10 H11
C11.52372.54751.41651.09511.09622.13972.12873.49572.80712.8092
C21.52371.53742.40252.18422.18131.09631.09862.18152.17612.1818
C32.54751.53742.94783.50802.79622.17662.17901.09471.09321.0962
F41.41652.40252.94782.02522.02612.64763.32983.93882.64373.3387
H51.09512.18423.50802.02521.79272.48392.47764.34313.81283.8186
H61.09622.18132.79622.02611.79273.06822.51703.80323.13782.6124
H72.13971.09632.17662.64762.48393.06821.76922.51922.52673.0882
H82.12871.09862.17903.32982.47762.51701.76922.52483.08582.5292
H93.49572.18151.09473.93884.34313.80322.51922.52481.77401.7728
H102.80712.17611.09322.64373.81283.13782.52673.08581.77401.7743
H112.80922.18181.09623.33873.81862.61243.08822.52921.77281.7743

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 112.655 C1 C2 H7 108.406
C1 C2 H8 107.422 C2 C1 F4 109.540
C2 C1 H5 111.995 C2 C1 H6 111.693
C2 C3 H9 110.829 C2 C3 H10 110.493
C2 C3 H11 110.764 C3 C2 H7 110.347
C3 C2 H8 110.399 F4 C1 H5 106.779
F4 C1 H6 106.788 H5 C1 H6 109.793
H7 C2 H8 107.424 H9 C3 H10 108.351
H9 C3 H11 108.035 H10 C3 H11 108.273
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability