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: HF/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/daug-cc-pVTZ
 hartrees
Energy at 0K-615.103604
Energy at 298.15K-615.110954
HF Energy-615.103604
Nuclear repulsion energy201.720256
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 HF/daug-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 3364 3043 10.74      
2 A 3302 2987 6.81      
3 A 3224 2916 52.40      
4 A 3219 2912 58.43      
5 A 3191 2887 4.22      
6 A 3158 2857 28.24      
7 A 3153 2853 35.31      
8 A 1838 1662 19.61      
9 A 1622 1467 5.59      
10 A 1613 1459 5.85      
11 A 1603 1450 2.95      
12 A 1535 1389 1.45      
13 A 1480 1339 4.35      
14 A 1427 1291 8.72      
15 A 1408 1273 10.98      
16 A 1358 1228 11.17      
17 A 1225 1109 1.05      
18 A 1192 1078 4.96      
19 A 1096 991 8.45      
20 A 1074 971 45.46      
21 A 969 877 1.04      
22 A 921 833 4.20      
23 A 885 801 54.02      
24 A 818 740 13.78      
25 A 475 429 2.29      
26 A 404 365 3.83      
27 A 312 282 0.30      
28 A 215 194 0.24      
29 A 178 161 0.29      
30 A 110 100 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 23183.3 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 20971.6 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 HF/daug-cc-pVTZ
ABC
0.60460 0.04700 0.04589

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.272 -0.829 1.083
C2 0.394 -0.006 0.401
H3 -0.626 1.269 -0.929
Cl4 -2.255 -0.195 -0.025
C5 -0.654 0.456 -0.234
H6 1.761 1.386 -0.450
H7 2.125 0.920 1.188
C8 1.782 0.542 0.230
H9 3.766 -0.093 -0.353
H10 2.815 -1.358 0.400
H11 2.478 -0.878 -1.252
C12 2.769 -0.510 -0.275

Atom - Atom Distances (Å)
  H1 C2 H3 Cl4 C5 H6 H7 C8 H9 H10 H11 C12
H11.07603.04272.83112.06033.07782.55052.21073.84792.68503.21222.8597
C21.07602.10562.68881.30952.12852.11561.50213.45622.77282.79932.5203
H33.04272.10562.36931.07022.43683.48872.76874.63364.52783.78753.8878
Cl42.83112.68882.36931.74004.33614.67924.11076.02995.21824.93655.0393
C52.06031.30951.07021.74002.59703.15632.48124.45563.96563.55373.5572
H63.07782.12852.43684.33612.59701.74161.08362.49343.05972.50662.1547
H72.55052.11563.48874.67923.15631.74161.08602.46872.50763.05172.1454
C82.21071.50212.76874.11072.48121.08361.08602.16332.16972.16751.5290
H93.84793.45624.63366.02994.45562.49342.46872.16331.75221.75551.0834
H102.68502.77284.52785.21823.96563.05972.50762.16971.75221.75251.0843
H113.21222.79933.78754.93653.55372.50663.05172.16751.75551.75251.0834
C122.85972.52033.88785.03933.55722.15472.14541.52901.08341.08431.0834

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 117.113
C2 C5 H3 124.154 C2 C5 Cl4 123.084
C2 C8 H6 109.751 C2 C8 H7 108.585
C2 C8 C12 112.501 H3 C5 Cl4 112.762
C5 C2 C8 123.744 H6 C8 H7 106.789
H6 C8 C12 109.957 H7 C8 C12 109.081
C8 C12 H9 110.651 C8 C12 H10 111.106
C8 C12 H11 110.983 H9 C12 H10 107.863
H9 C12 H11 108.223 H10 C12 H11 107.887
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.478      
2 C 0.102      
3 H 0.754      
4 Cl -0.502      
5 C -1.429      
6 H 0.385      
7 H 0.215      
8 C 0.076      
9 H 0.382      
10 H 0.430      
11 H 0.431      
12 C -1.320      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.262 0.542 -0.028 2.326
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.770 -0.020 0.685
y -0.020 -38.258 -1.820
z 0.685 -1.820 -38.460
Traceless
 xyz
x -2.411 -0.020 0.685
y -0.020 1.357 -1.820
z 0.685 -1.820 1.054
Polar
3z2-r22.108
x2-y2-2.512
xy-0.020
xz0.685
yz-1.820


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.838 -0.112 0.599
y -0.112 7.874 -0.319
z 0.599 -0.319 7.663


<r2> (average value of r2) Å2
<r2> 236.216
(<r2>)1/2 15.369