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All results from a given calculation for CH3CF2Cl (1-Chloro-1,1-Difluoroethane)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-736.812232
Energy at 298.15K-736.816616
HF Energy-735.867777
Nuclear repulsion energy246.522295
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 MP2/6-31G(2df,p)
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' 3234 3054 1.40      
2 A' 3129 2955 0.62      
3 A' 1504 1421 0.29      
4 A' 1436 1356 45.00      
5 A' 1281 1210 108.83      
6 A' 1154 1090 187.41      
7 A' 935 883 86.95      
8 A' 694 655 53.04      
9 A' 552 522 13.70      
10 A' 442 418 1.15      
11 A' 306 289 0.86      
12 A" 3252 3071 0.38      
13 A" 1505 1421 1.45      
14 A" 1264 1194 160.70      
15 A" 1006 950 27.95      
16 A" 431 407 0.00      
17 A" 337 318 0.53      
18 A" 259 244 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11359.7 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 10729.2 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 MP2/6-31G(2df,p)
ABC
0.17607 0.10839 0.10556

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.352 -0.003 0.000
C2 -0.808 1.430 0.000
Cl3 1.428 -0.127 0.000
F4 -0.808 -0.650 1.078
F5 -0.808 -0.650 -1.078
H6 -1.899 1.435 0.000
H7 -0.437 1.933 0.890
H8 -0.437 1.933 -0.890

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.50341.78401.33791.33792.11212.13212.1321
C21.50342.72462.34252.34251.09041.08771.0877
Cl31.78402.72462.53702.53703.67522.91772.9177
F41.33792.34252.53702.15692.58852.61603.2684
F51.33792.34252.53702.15692.58853.26842.6160
H62.11211.09043.67522.58852.58851.78211.7821
H72.13211.08772.91772.61603.26841.78211.7800
H82.13211.08772.91773.26842.61601.78211.7800

picture of 1-Chloro-1,1-Difluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 107.972 C1 C2 H7 109.705
C1 C2 H8 109.705 C2 C1 Cl3 111.668
C2 C1 F4 110.931 C2 C1 F5 110.931
Cl3 C1 F4 107.855 Cl3 C1 F5 107.855
F4 C1 F5 107.426 H6 C2 H7 109.805
H6 C2 H8 109.805 H7 C2 H8 109.823
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability