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

using model chemistry: MP2/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/CEP-121G*
 hartrees
Energy at 0K-41.360523
Energy at 298.15K-41.367633
HF Energy-40.698222
Nuclear repulsion energy89.236465
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/CEP-121G*
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' 3258 3104 8.28      
2 A' 3193 3042 7.84      
3 A' 3167 3018 34.09      
4 A' 3069 2924 20.39      
5 A' 3061 2917 31.60      
6 A' 1665 1586 20.38      
7 A' 1546 1473 6.32      
8 A' 1516 1444 1.95      
9 A' 1450 1382 9.12      
10 A' 1399 1333 15.18      
11 A' 1328 1266 0.87      
12 A' 1281 1220 6.27      
13 A' 1123 1070 0.72      
14 A' 1050 1001 7.07      
15 A' 905 862 7.69      
16 A' 862 821 54.40      
17 A' 522 497 1.95      
18 A' 328 312 0.81      
19 A' 189 180 0.33      
20 A" 3166 3016 34.45      
21 A" 3106 2959 13.84      
22 A" 1541 1468 9.08      
23 A" 1304 1242 0.52      
24 A" 1122 1069 1.93      
25 A" 949 905 53.77      
26 A" 812 773 6.70      
27 A" 699 666 0.03      
28 A" 308 294 0.81      
29 A" 197 188 0.71      
30 A" 108 103 0.66      

Unscaled Zero Point Vibrational Energy (zpe) 22110.9 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 21067.3 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/CEP-121G*
ABC
0.47134 0.05240 0.04800

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.896 -0.988 0.000
H2 -2.987 -1.079 0.000
H3 -1.516 -1.503 0.889
H4 -1.516 -1.503 -0.889
C5 -1.492 0.494 0.000
H6 -1.927 0.993 -0.877
H7 -1.927 0.993 0.877
C8 0.943 -0.199 0.000
Cl9 2.655 0.183 0.000
H10 0.748 -1.265 0.000
C11 0.000 0.762 0.000
H12 0.319 1.804 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 Cl9 H10 C11 H12
C11.09451.09521.09521.53652.16702.16702.94754.69982.65932.58043.5647
H21.09451.77051.77052.17012.48732.48734.02795.78163.74023.50864.3868
H31.09521.77051.77742.18573.08472.52922.92184.58552.44372.86603.8848
H41.09521.77051.77742.18572.52923.08472.92184.58552.44372.86603.8848
C51.53652.17012.18572.18571.09881.09882.53204.15872.84881.51592.2354
H62.16702.48733.08472.52921.09881.75473.22894.73463.60912.12962.5440
H72.16702.48732.52923.08471.09881.75473.22894.73463.60912.12962.5440
C82.94754.02792.92182.92182.53203.22893.22891.75381.08461.34612.0977
Cl94.69985.78164.58554.58554.15874.73464.73461.75382.39462.71732.8431
H102.65933.74022.44372.44372.84883.60913.60911.08462.39462.16093.0995
C112.58043.50862.86602.86601.51592.12962.12961.34612.71732.16091.0903
H123.56474.38683.88483.88482.23542.54402.54402.09772.84313.09951.0903

picture of (Z)-1-Chloro-1-butene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 109.504 C1 C5 H7 109.504
C1 C5 C11 115.422 H2 C1 H3 107.918
H2 C1 H4 107.918 H2 C1 C5 110.004
H3 C1 H4 108.485 H3 C1 C5 111.198
H4 C1 C5 111.198 C5 C11 C8 124.327
C5 C11 H12 117.190 H6 C5 H7 105.969
H6 C5 C11 108.007 H7 C5 C11 108.007
C8 C11 H12 118.482 Cl9 C8 H10 112.932
Cl9 C8 C11 121.915 H10 C8 C11 125.153
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability