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All results from a given calculation for CHClCHCH2CH3 ((E)-1-Chloro-1-butene)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-615.653277
Energy at 298.15K-615.660417
HF Energy-615.007014
Nuclear repulsion energy201.013951
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*
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 3270 3084 9.11      
2 A 3220 3036 6.16      
3 A 3203 3021 24.89      
4 A 3196 3014 25.61      
5 A 3146 2967 11.50      
6 A 3107 2930 23.29      
7 A 3095 2919 21.22      
8 A 1717 1619 28.01      
9 A 1568 1479 5.54      
10 A 1562 1473 6.91      
11 A 1547 1459 3.13      
12 A 1469 1385 2.22      
13 A 1401 1321 1.25      
14 A 1357 1280 13.29      
15 A 1337 1261 3.93      
16 A 1298 1224 5.26      
17 A 1181 1114 1.47      
18 A 1127 1063 1.60      
19 A 1079 1017 9.06      
20 A 981 925 45.74      
21 A 944 890 4.37      
22 A 875 825 46.21      
23 A 814 768 3.94      
24 A 778 734 3.59      
25 A 454 428 1.46      
26 A 388 366 2.52      
27 A 304 287 0.25      
28 A 209 197 0.21      
29 A 171 162 0.29      
30 A 99 93 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 22448.5 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 21169.0 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*
ABC
0.58661 0.04699 0.04594

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.288 -0.832 1.126
C2 0.407 -0.007 0.424
H3 -0.623 1.267 -0.954
Cl4 -2.257 -0.193 -0.027
C5 -0.657 0.454 -0.236
H6 1.752 1.391 -0.465
H7 2.153 0.939 1.189
C8 1.787 0.546 0.232
H9 3.765 -0.096 -0.395
H10 2.818 -1.360 0.406
H11 2.437 -0.894 -1.258
C12 2.760 -0.514 -0.285

Atom - Atom Distances (Å)
  H1 C2 H3 Cl4 C5 H6 H7 C8 H9 H10 H11 C12
H11.08933.09132.86612.09793.10072.57222.22323.86522.68333.20942.8640
C21.08932.14022.70851.33442.13412.12791.49883.45732.76492.78052.5093
H33.09132.14022.37941.08452.42773.52112.78034.62864.53773.75763.8812
Cl42.86612.70852.37941.73894.33324.71224.11906.03435.22604.90295.0344
C52.09791.33441.08451.73892.59493.18732.48984.45893.97273.52563.5521
H63.10072.13412.42774.33322.59491.76021.09602.50423.07682.51392.1634
H72.57222.12793.52114.71223.18731.76021.09732.48582.51883.07012.1573
C82.22321.49882.78034.11902.48981.09601.09732.17222.17452.17111.5294
H93.86523.45734.62866.03434.45892.50422.48582.17221.77021.77371.0936
H102.68332.76494.53775.22603.97273.07682.51882.17451.77021.76941.0939
H113.20942.78053.75764.90293.52562.51393.07012.17111.77371.76941.0931
C122.86402.50933.88125.03443.55212.16342.15731.52941.09361.09391.0931

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 119.559 H1 C2 C8 117.544
C2 C5 H3 124.132 C2 C5 Cl4 123.061
C2 C8 H6 109.693 C2 C8 H7 109.124
C2 C8 C12 111.919 H3 C5 Cl4 112.806
C5 C2 C8 122.891 H6 C8 H7 106.750
H6 C8 C12 109.885 H7 C8 C12 109.330
C8 C12 H9 110.725 C8 C12 H10 110.887
C8 C12 H11 110.664 H9 C12 H10 108.045
H9 C12 H11 108.409 H10 C12 H11 108.007
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability