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 ((Z)-1-Chloro-1-butene)

using model chemistry: TPSSh/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-616.848568
Energy at 298.15K-616.855693
HF Energy-616.848568
Nuclear repulsion energy203.178626
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 TPSSh/6-31G(2df,p)
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' 3230 3116 8.31      
2 A' 3167 3056 8.18      
3 A' 3113 3004 32.77      
4 A' 3036 2930 21.26      
5 A' 3010 2904 29.98      
6 A' 1688 1629 12.99      
7 A' 1520 1467 3.24      
8 A' 1482 1430 1.03      
9 A' 1417 1368 3.66      
10 A' 1370 1322 24.85      
11 A' 1322 1276 1.64      
12 A' 1248 1204 7.89      
13 A' 1099 1061 1.24      
14 A' 1037 1001 8.21      
15 A' 888 857 8.40      
16 A' 827 798 60.81      
17 A' 515 497 3.28      
18 A' 319 308 0.89      
19 A' 175 169 0.49      
20 A" 3107 2998 33.31      
21 A" 3032 2926 15.34      
22 A" 1511 1459 5.29      
23 A" 1290 1245 0.20      
24 A" 1103 1064 1.90      
25 A" 983 949 30.23      
26 A" 824 795 4.92      
27 A" 725 700 0.41      
28 A" 291 281 0.67      
29 A" 198 191 0.28      
30 A" 150 145 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 21837.9 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 21073.6 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 TPSSh/6-31G(2df,p)
ABC
0.47699 0.05277 0.04837

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.921 -1.688 0.000
H2 2.464 -2.638 0.000
H3 2.232 -1.125 0.886
H4 2.232 -1.125 -0.886
C5 0.412 -1.938 0.000
H6 0.138 -2.548 -0.873
H7 0.138 -2.548 0.873
C8 0.000 0.540 0.000
Cl9 -1.058 1.930 0.000
H10 1.044 0.824 0.000
C11 -0.456 -0.708 0.000
H12 -1.531 -0.875 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 Cl9 H10 C11 H12
C11.09381.09521.09521.52982.16342.16342.94204.68622.66062.57133.5464
H21.09381.76891.76892.16762.48532.48534.02105.76723.74153.49964.3660
H31.09521.76891.77262.18173.08302.53202.92224.57572.44822.86103.8739
H41.09521.76891.77262.18172.53203.08302.92224.57572.44822.86103.8739
C51.52982.16762.18172.18171.09941.09942.51214.13752.83321.50532.2145
H62.16342.48533.08302.53201.09941.74543.21204.71613.59882.12122.5191
H72.16342.48532.53203.08301.09941.74543.21204.71613.59882.12122.5191
C82.94204.02102.92222.92222.51213.21203.21201.74631.08181.32912.0846
Cl94.68625.76724.57574.57574.13754.71614.71611.74632.37482.70562.8443
H102.66063.74152.44822.44822.83323.59883.59881.08182.37482.14413.0846
C112.57133.49962.86102.86101.50532.12122.12121.32912.70562.14411.0875
H123.54644.36603.87393.87392.21452.51912.51912.08462.84433.08461.0875

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 109.657 C1 C5 H7 109.657
C1 C5 C11 115.812 H2 C1 H3 107.817
H2 C1 H4 107.817 H2 C1 C5 110.311
H3 C1 H4 108.039 H3 C1 C5 111.355
H4 C1 C5 111.355 C5 C11 C8 124.709
C5 C11 H12 116.401 H6 C5 H7 105.079
H6 C5 C11 108.041 H7 C5 C11 108.041
C8 C11 H12 118.890 Cl9 C8 H10 112.071
Cl9 C8 C11 122.652 H10 C8 C11 125.277
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability