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 CHClCHCH2CH3 ((E)-1-Chloro-1-butene)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-616.764975
Energy at 298.15K-616.772038
Nuclear repulsion energy200.794749
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 B3PW91/6-311G*
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 3209 3089 12.05      
2 A 3160 3043 10.26      
3 A 3119 3003 36.38      
4 A 3112 2996 41.43      
5 A 3071 2956 10.38      
6 A 3040 2927 34.35      
7 A 3026 2914 28.51      
8 A 1707 1643 26.50      
9 A 1518 1461 8.09      
10 A 1511 1454 9.59      
11 A 1492 1436 5.02      
12 A 1419 1366 3.43      
13 A 1362 1311 1.17      
14 A 1326 1277 10.36      
15 A 1307 1258 7.52      
16 A 1259 1212 6.94      
17 A 1149 1106 1.62      
18 A 1095 1054 2.12      
19 A 1046 1007 10.49      
20 A 966 930 54.33      
21 A 918 884 4.84      
22 A 838 807 57.72      
23 A 810 780 11.33      
24 A 761 733 9.44      
25 A 443 426 1.90      
26 A 379 365 3.65      
27 A 293 282 0.31      
28 A 201 194 0.18      
29 A 166 160 0.27      
30 A 101 97 0.16      

Unscaled Zero Point Vibrational Energy (zpe) 21901.1 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 21084.2 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 B3PW91/6-311G*
ABC
0.59798 0.04666 0.04558

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.284 -0.838 1.106
C2 0.404 -0.008 0.412
H3 -0.631 1.272 -0.942
Cl4 -2.263 -0.194 -0.026
C5 -0.658 0.453 -0.233
H6 1.760 1.397 -0.454
H7 2.142 0.931 1.194
C8 1.786 0.542 0.231
H9 3.779 -0.088 -0.374
H10 2.835 -1.363 0.400
H11 2.474 -0.888 -1.261
C12 2.774 -0.509 -0.281

Atom - Atom Distances (Å)
  H1 C2 H3 Cl4 C5 H6 H7 C8 H9 H10 H11 C12
H11.08873.08002.86152.08523.09982.56662.21993.86922.69893.22512.8693
C21.08872.13182.70971.32562.13622.12411.49863.46662.78372.80322.5196
H33.08002.13182.37711.08392.44433.51712.78434.65044.55673.79543.8993
Cl42.86152.70972.37711.74274.34794.70734.12396.05385.24864.94445.0539
C52.08521.32561.08391.74272.60593.17882.48974.47283.98823.55873.5650
H63.09982.13622.44434.34792.60591.75441.09542.50753.08272.52572.1653
H72.56662.12413.51714.70733.17881.75441.09792.48542.52463.07302.1554
C82.21991.49862.78434.12392.48971.09541.09792.17612.18172.17761.5302
H93.86923.46664.65046.05384.47282.50752.48542.17611.76531.76961.0936
H102.69892.78374.55675.24863.98823.08272.52462.18171.76531.76541.0943
H113.22512.80323.79544.94443.55872.52573.07302.17761.76961.76541.0932
C122.86932.51963.89935.05393.56502.16532.15541.53021.09361.09431.0932

picture of (E)-1-Chloro-1-butene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 C5 119.143 H1 C2 C8 117.305
C2 C5 H3 124.137 C2 C5 Cl4 123.474
C2 C8 H6 109.907 C2 C8 H7 108.800
C2 C8 C12 112.585 H3 C5 Cl4 112.389
C5 C2 C8 123.548 H6 C8 H7 106.237
H6 C8 C12 110.009 H7 C8 C12 109.092
C8 C12 H9 110.970 C8 C12 H10 111.379
C8 C12 H11 111.114 H9 C12 H10 107.571
H9 C12 H11 108.032 H10 C12 H11 107.609
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.228      
2 C -0.128      
3 H 0.263      
4 Cl -0.056      
5 C -0.318      
6 H 0.226      
7 H 0.235      
8 C -0.479      
9 H 0.226      
10 H 0.222      
11 H 0.231      
12 C -0.649      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.095 0.494 -0.026 2.153
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.070 0.138 0.661
y 0.138 -38.092 -1.887
z 0.661 -1.887 -38.329
Traceless
 xyz
x -1.860 0.138 0.661
y 0.138 1.107 -1.887
z 0.661 -1.887 0.753
Polar
3z2-r21.505
x2-y2-1.978
xy0.138
xz0.661
yz-1.887


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


<r2> (average value of r2) Å2
<r2> 237.610
(<r2>)1/2 15.415