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All results from a given calculation for CH3CHFCH3 (2-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 yes CS 1A'
Energy calculated at MP2/CEP-31G
 hartrees
Energy at 0K-44.675912
Energy at 298.15K-44.683629
HF Energy-44.330992
Nuclear repulsion energy74.979044
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' 3165 3058 89.33      
2 A' 3149 3043 87.03      
3 A' 3113 3009 23.57      
4 A' 3043 2941 20.20      
5 A' 1534 1483 13.33      
6 A' 1520 1469 5.95      
7 A' 1462 1413 14.28      
8 A' 1349 1303 20.36      
9 A' 1235 1193 14.21      
10 A' 1137 1099 26.54      
11 A' 921 890 29.23      
12 A' 778 752 26.53      
13 A' 456 441 4.59      
14 A' 339 327 1.58      
15 A' 246 237 0.16      
16 A" 3158 3052 23.61      
17 A" 3142 3036 5.20      
18 A" 3041 2939 25.40      
19 A" 1516 1465 0.40      
20 A" 1509 1459 0.31      
21 A" 1450 1402 22.05      
22 A" 1410 1362 7.78      
23 A" 1188 1147 13.91      
24 A" 974 941 0.41      
25 A" 958 926 1.15      
26 A" 379 367 9.62      
27 A" 199 193 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 21185.9 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 20471.9 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
0.26898 0.25481 0.14935

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 0.311 0.242 0.000
F2 -0.956 1.050 0.000
H3 1.118 1.004 0.000
C4 0.311 -0.593 1.310
C5 0.311 -0.593 -1.310
H6 1.256 -1.175 1.386
H7 1.256 -1.175 -1.386
H8 0.229 0.075 2.191
H9 0.229 0.075 -2.191
H10 -0.545 -1.298 1.311
H11 -0.545 -1.298 -1.311

Atom - Atom Distances (Å)
  C1 F2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C11.50341.10951.55291.55292.19582.19582.19912.19912.19632.1963
F21.50342.07432.45372.45373.43023.43022.67552.67552.72062.7206
H31.10952.07432.21702.21702.58632.58632.54052.54053.12793.1279
C41.55292.45372.21702.61921.11232.91551.10863.56471.10972.8458
C51.55292.45372.21702.61922.91551.11233.56471.10862.84581.1097
H62.19583.43022.58631.11232.91552.77291.80633.92611.80713.2458
H72.19583.43022.58632.91551.11232.77293.92611.80633.24581.8071
H82.19912.67552.54051.10863.56471.80633.92614.38231.80533.8404
H92.19912.67552.54053.56471.10863.92611.80634.38233.84041.8053
H102.19632.72063.12791.10972.84581.80713.24581.80533.84042.6218
H112.19632.72063.12792.84581.10973.24581.80713.84041.80532.6218

picture of 2-Fluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H8 110.312 C1 C4 H10 110.036
C1 C5 H7 109.845 C1 C5 H9 110.312
C1 C5 H11 110.036 F2 C1 H3 104.080
F2 C1 C4 106.794 F2 C1 C5 106.794
H3 C1 C4 111.668 H3 C1 C5 111.668
C4 C1 C5 114.986 H7 C5 H9 108.840
H7 C5 H11 108.835 H8 C4 H10 108.939
H9 C5 H11 108.939
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability