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 CH2ClCHCHCH3 (2-Butene, 1-chloro-)

using model chemistry: B97D3/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/cc-pVTZ
 hartrees
Energy at 0K-616.825739
Energy at 298.15K-616.832709
HF Energy-616.825739
Nuclear repulsion energy204.730491
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 B97D3/cc-pVTZ
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' 3106 3063 10.68      
2 A' 3057 3015 20.70      
3 A' 3047 3004 18.77      
4 A' 3000 2958 23.78      
5 A' 2965 2924 35.40      
6 A' 1706 1682 0.70      
7 A' 1464 1443 11.84      
8 A' 1441 1421 1.56      
9 A' 1386 1366 1.82      
10 A' 1320 1302 1.40      
11 A' 1299 1281 25.29      
12 A' 1267 1249 13.72      
13 A' 1100 1084 0.32      
14 A' 1025 1010 12.40      
15 A' 895 882 11.35      
16 A' 680 670 19.50      
17 A' 568 560 8.46      
18 A' 329 324 1.48      
19 A' 171 168 0.72      
20 A" 3039 2996 7.39      
21 A" 3011 2969 22.26      
22 A" 1451 1430 5.76      
23 A" 1168 1152 2.20      
24 A" 1045 1030 0.32      
25 A" 965 951 31.28      
26 A" 923 910 0.63      
27 A" 712 702 0.49      
28 A" 233 230 4.19      
29 A" 198 195 1.96      
30 A" 107 105 1.04      

Unscaled Zero Point Vibrational Energy (zpe) 21336.5 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 21037.8 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 B97D3/cc-pVTZ
ABC
0.34830 0.05969 0.05195

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.313 0.303 0.000
C2 0.000 1.020 0.000
C3 1.222 0.489 0.000
C4 2.494 1.279 0.000
Cl5 -1.196 -1.507 0.000
H6 -1.903 0.561 0.884
H7 -1.903 0.561 -0.884
H8 -0.114 2.107 0.000
H9 1.318 -0.595 0.000
H10 2.306 2.357 0.000
H11 3.106 1.038 0.879
H12 3.106 1.038 -0.879

Atom - Atom Distances (Å)
  C1 C2 C3 C4 Cl5 H6 H7 H8 H9 H10 H11 H12
C11.49582.54173.93041.81341.09431.09432.16582.77944.16084.56464.5646
C21.49581.33232.50792.79542.14832.14831.09262.08412.66533.22783.2278
C32.54171.33231.49753.13573.24893.24892.09751.08862.15912.14982.1498
C43.93042.50791.49754.62394.54294.54292.73632.21291.09441.09761.0976
Cl51.81342.79543.13574.62392.35772.35773.77192.67405.21445.07475.0747
H61.09432.14833.24894.54292.35771.76872.52443.53464.66075.03175.3317
H71.09432.14833.24894.54292.35771.76872.52443.53464.66075.33175.0317
H82.16581.09262.09752.73633.77192.52442.52443.05722.43223.50433.5043
H92.77942.08411.08862.21292.67403.53463.53463.05723.11292.57602.5760
H104.16082.66532.15911.09445.21444.66074.66072.43223.11291.77581.7758
H114.56463.22782.14981.09765.07475.03175.33173.50432.57601.77581.7582
H124.56463.22782.14981.09765.07475.33175.03173.50432.57601.77581.7582

picture of 2-Butene, 1-chloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 127.779 C1 C2 H8 112.493
C2 C1 Cl5 114.870 C2 C1 H6 110.674
C2 C1 H7 110.674 C2 C3 C4 124.618
C2 C3 H9 118.988 C3 C2 H8 119.728
C3 C4 H10 111.725 C3 C4 H11 110.795
C3 C4 H12 110.795 C4 C3 H9 116.395
Cl5 C1 H6 106.168 Cl5 C1 H7 106.168
H6 C1 H7 107.929 H10 C4 H11 108.306
H10 C4 H12 108.306 H11 C4 H12 106.734
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.036      
2 C -0.162      
3 C -0.072      
4 C -0.238      
5 Cl -0.181      
6 H 0.108      
7 H 0.108      
8 H 0.100      
9 H 0.111      
10 H 0.081      
11 H 0.091      
12 H 0.091      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.330 1.923 0.000 1.951
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.732 -2.511 0.000
y -2.511 -38.657 0.000
z 0.000 0.000 -39.282
Traceless
 xyz
x 3.237 -2.511 0.000
y -2.511 -1.149 0.000
z 0.000 0.000 -2.088
Polar
3z2-r2-4.175
x2-y22.924
xy-2.511
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.531 0.739 0.000
y 0.739 9.774 0.000
z 0.000 0.000 6.267


<r2> (average value of r2) Å2
<r2> 211.102
(<r2>)1/2 14.529