return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CHFCH3 (2-Fluoropropane)

using model chemistry: MP2=FULL/aug-cc-pVDZ

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=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-217.816272
Energy at 298.15K-217.824127
HF Energy-217.148091
Nuclear repulsion energy131.831844
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/aug-cc-pVDZ
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' 3183 3085 23.16      
2 A' 3173 3075 35.46      
3 A' 3102 3007 22.83      
4 A' 3075 2980 7.95      
5 A' 1503 1457 7.09      
6 A' 1483 1438 5.14      
7 A' 1405 1361 19.03      
8 A' 1359 1317 9.36      
9 A' 1199 1162 10.30      
10 A' 1137 1102 47.79      
11 A' 958 928 40.41      
12 A' 827 801 19.26      
13 A' 474 460 3.30      
14 A' 354 343 1.03      
15 A' 264 256 0.08      
16 A" 3181 3083 14.74      
17 A" 3167 3069 0.43      
18 A" 3072 2978 11.60      
19 A" 1477 1432 0.00      
20 A" 1473 1428 0.05      
21 A" 1412 1368 29.96      
22 A" 1365 1323 0.11      
23 A" 1181 1145 10.68      
24 A" 939 910 0.02      
25 A" 926 898 0.53      
26 A" 407 394 6.93      
27 A" 216 209 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 21154.5 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 20503.0 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=FULL/aug-cc-pVDZ
ABC
0.28569 0.26908 0.15841

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.287 0.242 0.000
F2 -0.892 1.042 0.000
H3 1.126 0.956 0.000
C4 0.287 -0.585 1.272
C5 0.287 -0.585 -1.272
H6 1.210 -1.181 1.330
H7 1.210 -1.181 -1.330
H8 0.234 0.066 2.155
H9 0.234 0.066 -2.155
H10 -0.576 -1.268 1.279
H11 -0.576 -1.268 -1.279

Atom - Atom Distances (Å)
  C1 F2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C11.42441.10191.51701.51702.15582.15582.16302.16302.15872.1587
F21.42442.02002.37762.37763.33613.33612.62002.62002.65902.6590
H31.10192.02002.16722.16722.51862.51862.49682.49683.07873.0787
C41.51702.37762.16722.54321.10072.82421.09863.48831.10002.7779
C51.51702.37762.16722.54322.82421.10073.48831.09862.77791.1000
H62.15583.33612.51861.10072.82422.65991.78593.82801.78893.1632
H72.15583.33612.51862.82421.10072.65993.82801.78593.16321.7889
H82.16302.62002.49681.09863.48831.78593.82804.31031.78883.7720
H92.16302.62002.49683.48831.09863.82801.78594.31033.77201.7888
H102.15872.65903.07871.10002.77791.78893.16321.78883.77202.5586
H112.15872.65903.07872.77791.10003.16321.78893.77201.78882.5586

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 110.558 C1 C4 H10 110.135
C1 C5 H7 109.864 C1 C5 H9 110.558
C1 C5 H11 110.135 F2 C1 H3 105.473
F2 C1 C4 107.828 F2 C1 C5 107.828
H3 C1 C4 110.686 H3 C1 C5 110.686
C4 C1 C5 113.906 H7 C5 H9 108.586
H7 C5 H11 108.752 H8 C4 H10 108.903
H9 C5 H11 108.903
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability