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 CH2CClCHCH2 (1,3-Butadiene, 2-chloro-)

using model chemistry: B2PLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/6-311G**
 hartrees
Energy at 0K-615.322031
Energy at 298.15K 
HF Energy-615.088965
Nuclear repulsion energy197.054938
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 B2PLYP/6-311G**
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' 3279 3279 1.98 70.35 0.74 0.85
2 A' 3270 3270 4.90 74.54 0.67 0.80
3 A' 3182 3182 5.04 218.97 0.16 0.27
4 A' 3178 3178 1.05 46.62 0.20 0.34
5 A' 3169 3169 3.03 25.54 0.65 0.79
6 A' 1700 1700 5.27 216.82 0.26 0.42
7 A' 1643 1643 33.60 8.93 0.28 0.43
8 A' 1464 1464 0.67 52.66 0.43 0.60
9 A' 1416 1416 5.38 4.29 0.42 0.59
10 A' 1325 1325 0.07 29.42 0.32 0.48
11 A' 1246 1246 53.04 12.77 0.40 0.58
12 A' 1043 1043 6.08 5.17 0.54 0.70
13 A' 910 910 9.70 0.60 0.62 0.76
14 A' 637 637 24.95 12.38 0.15 0.26
15 A' 528 528 1.87 5.78 0.60 0.75
16 A' 394 394 1.10 4.04 0.75 0.86
17 A' 247 247 0.13 2.53 0.71 0.83
18 A" 1009 1009 23.26 0.97 0.75 0.86
19 A" 941 941 39.95 1.99 0.75 0.86
20 A" 892 892 44.70 2.24 0.75 0.86
21 A" 758 758 0.62 8.83 0.75 0.86
22 A" 667 667 0.02 1.28 0.75 0.86
23 A" 415 415 9.69 1.82 0.75 0.86
24 A" 144 144 0.38 1.74 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16728.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16728.2 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 B2PLYP/6-311G**
ABC
0.18066 0.12320 0.07325

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.314 1.883 0.000
C2 0.000 0.583 0.000
C3 1.372 0.081 0.000
C4 1.756 -1.200 0.000
Cl5 -1.294 -0.607 0.000
H6 0.479 2.620 0.000
H7 -1.338 2.228 0.000
H8 2.122 0.866 0.000
H9 2.807 -1.458 0.000
H10 1.040 -2.011 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 Cl5 H6 H7 H8 H9 H10
C11.33732.46783.71322.67621.08291.08042.63974.57174.1226
C21.33731.46122.50231.75812.09302.12002.14123.47042.7947
C32.46781.46121.33692.75342.69203.45721.08622.10392.1181
C43.71322.50231.33693.10684.02804.61722.09851.08221.0819
Cl52.67621.75812.75343.10683.68272.83533.72054.18802.7234
H61.08292.09302.69204.02803.68271.85892.40354.69594.6653
H71.08042.12003.45724.61722.83531.85893.71825.54634.8600
H82.63972.14121.08622.09853.72052.40353.71822.42313.0743
H94.57173.47042.10391.08224.18804.69595.54632.42311.8514
H104.12262.79472.11811.08192.72344.66534.86003.07431.8514

picture of 1,3-Butadiene, 2-chloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 123.672 C1 C2 Cl5 119.042
C2 C1 H6 119.352 C2 C1 H7 122.176
C2 C3 C4 126.780 C2 C3 H8 113.578
C3 C2 Cl5 117.286 C3 C4 H9 120.476
C3 C4 H10 121.890 C4 C3 H8 119.642
H6 C1 H7 118.472 H9 C4 H10 117.634
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.113      
2 C -0.177      
3 C -0.067      
4 C -0.180      
5 Cl -0.078      
6 H 0.120      
7 H 0.135      
8 H 0.108      
9 H 0.116      
10 H 0.135      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.332 0.933 0.000 1.627
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.279 -0.702 -0.008
y -0.702 -33.387 -0.004
z -0.008 -0.004 -40.745
Traceless
 xyz
x 1.787 -0.702 -0.008
y -0.702 4.626 -0.004
z -0.008 -0.004 -6.413
Polar
3z2-r2-12.826
x2-y2-1.892
xy-0.702
xz-0.008
yz-0.004


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.236 -1.311 0.000
y -1.311 11.882 0.000
z 0.000 0.000 3.711


<r2> (average value of r2) Å2
<r2> 154.117
(<r2>)1/2 12.414